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Vinculum Firmware User Manual

1. Invalide E iv Attempt to open a directory for reading or writing 46 49 OD Attempt to change currently selected directory to a file Read Only Roe Attempt to open a read only file for writing 52 4F OD File Opent Foe A file is currently open for writing and must be 46 4F OD closed before this command can be executed Dir Not Empty NEC Attempt to delete a directory which is not empty 4E 45 OD Filename Invalide FN Firmware invalid or contains disallowed characters 46 4E OD No Upgrade NUH Firmware Upgrade file not found on disk 4E 55 OD Table 5 3 Monitor Error Responses 5 6 Monitor Events The Monitor will send notification messages when a device has been inserted or removed from either USB Port 5 6 1 Slave Devices When a USB Slave Device is inserted and detected in either USB Port 1 or USB Port 2 an event message as described in Table 5 4 will be shown The message will be displayed at start up of the firmware before the initial prompt is displayed if a device is connected The only exception is VDIF firmware which does not display event messages for USB Port 1 since this is used as a Monitor port 5 6 2 Disk Drives If a disk is connected to USB Port 2 then the root directory of the disk is searched for a firmware upgrade file The file must be named FTRFB FTD Further verification is performed on the file to ensure that it is a valid firmware upgrade file before the device is reprogrammed If ther
2. The following section explains LED functions for the Vinculum VNC1L VDAP and VMSC firmware for various modules 7 1 VDIP1 and VDIP2 Modules The VDIP1 module has 3 LEDs LED1 Green LED2 Green LED3 Yellow On the VDIP2 module there are just 2 LED1 Green LED2 Green The behaviour of the LEDs is described in Table 7 1 Power On LED1 and LED2 flash alternately for 2 seconds Repeated until monitor connects USB Disk Initialisation LED1 on LED2 off USB Disk Ready LED1 off LED2 on USB Disk Removed LED off LED2 off Commands from monitor Port to LED1 off LED2 flashes USB Disk Commands from monitor Port with LED1 off LED2 off USB Disk removed Table 7 1 VDIP1 and VDIP2 LED Functions 7 2 VDRIVE1 and VDRIVE2 Modules The VDRIVE1 and VDRIVE2 modules have 1 LED bi colour Green Red LED The behaviour of the LED is described in Table 7 2 Copyright 2007 Future Technology Devices International Ltd 58 d as D q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Operation LED Behaviour Power On LED flashes Green Red alternately for 2 seconds Repeated until monitor connects USB Disk Initialisation LED Red USB Disk Ready LED Green USB Disk Removed LED off Commands from monitor Port to LED flashes Green USB Disk Commands from monitor Port with LED off USB Disk removed Table 7 2 VDRIVE1 and VDRIVE2 LED Functions 7 3 VMUSIC1 and VMUSIC2 Modules The
3. 53 20 02 00 OD 53 20 03 00 OD Stopped If VRA is called then all files are repeated when the files in current directory and sub directories are completed The VRR command selects a new file at random after the current file has completed playing It does not shuffle the order in which files are played Error Codes None 6 8 4 Skip Back and Forward VSF and VSB Parameters None Skip to the next or previous track if playing files using the Play All Tracks V3A or VRA commands Skips to another random track if using the VRR command Error Codes None 6 8 5 Skip Forward One Directory VSD Parameters None Skip to the next directory track if playing files using the Play All Tracks V3A or VRA commands Error Codes None Copyright 2007 Future Technology Devices International Ltd 54 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 8 6 Pause VP Parameters None Pauses playback of current file If other VMusic playback commands are called during pause then the selected track starts playing regardless of whether the device was previously in the paused state Error Codes None 6 8 7 Fast Forward or Rewind VF and VB Parameters None Skip forwards or back 5 seconds through the currently playing file Error Codes None 6 8 8 Write Command Register VWR Parameters Register Number 8 bits Register Value 16 bits Writes a value to the command regi
4. lt prompt gt The end of the file is always set to the file pointer after a write operation Error Codes Disk Full There were not enough free allocation units on the disk to complete the write operation This is reported after the command has completed Data unable to be written to the disk is discarded File Invalid There is no file currently open for writing Use the OPW command to open a file before retrying the WRF command Copyright 2007 Future Technology Devices International Ltd 33 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 2 8 Open File for Write OPW Parameters File Name Up to 11 characters ASCII File Date and Time Optional 32 bits file date and time The File specified in filename is opened for writing The filename is normally specified as 8 3 Data is normally appended to the end of an existing file or a new empty file is created if it does not exist The Seek SEK command can be used to move to an arbitrary point in the file and commence writing from there Note The file will be truncated to the position of the file pointer when closed An optional parameter is used to specify a file date and time See the 32 Bit Values column in Table 6 4 for format of the parameter value The resolution for time in this command is 2 seconds The rules for when and how the file date and time value is applied are as follows Existing files Upon ope
5. other FAT structure File Open Another file is currently open for writing Close the other file first and retry the OPR command Filename Invalid The name of the directory is invalid or contains disallowed characters 6 2 13 Seek SEK Parameters Offset in File 32 bit number of bytes This command moves the file pointer to the position specified in the offset parameter Only absolute positions in the file may be specified there is no way of performing relative seeks Error Codes Command Failed The offset specified is beyond the end of the file 6 2 14 Free Space FS FSE Parameters None Display the free space remaining on the disk If there is likely to be more than 4GB of space on the disk then the FSE command must be used In this case the FS command will report the free space as OxFFFFFFFF The first time either FS or FSE is executed it will scan the entire disk and calculate the free space available This will take a period of time depending on the total size and the cluster size of the disk along with the speed at which the disk operates This variance means that a command can take as short a time as 1 second or as long as a minute to perform the check The Monitor will not respond to commands during this process After the FS or FSE has been called the Monitor will keep track of file operations and report the free space available without requiring a scan of the entire disk FSEC 00 02 45 31 01 00
6. 4 lt prompt gt Copyright 2007 Future Technology Devices International Ltd 36 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Fse SFF SFE SFF SFF lt prompt gt Error Codes None 6 2 15 Identify Disk Drive IDD IDDE Parameters None The IDD command shows a summary of information about the connected BOMS device idd a USB VID 05DCH4 USB PID A560 Vendor Id LEXAR Product Id JD FIREFLY Revision Level 3000 I F Scsie FAT32 Bytes Sector 0200 Bytes Cluster 001000 Capacity S1EB7C000 Bytest Free Space 1EB77000 Bytest a lt prompt gt Note Blank lines are inserted before and after the data returned from the command Clearance No FTDI 26 Product Id is read from the device and will be a fixed length of 16 characters Similarly Vendor Id is fixed at 8 characters The Free Space entry is not filled out until an FS or FSE command has been executed and the free space on the disk evaluated Error Codes None 6 2 16 Disk Volume Label DVL Parameters None This command obtains the Disk Volume Label from the disk This is 11 characters and stored in the MBR section of the disk FAT32 volume labels which are written to the root file directory are not supported Error Codes None 6 2 17 Disk Serial Number DSN Parameters None This command displays the 32 bit serial number of th
7. Class and a HID Class device are connected to a Hub Device If the first byte is 0x40 then the device class has not been recognised by the Vinculum VNC1L firmware A value of 0x00 0x00 indicates that there are no devices connected to the port Copyright 2007 Future Technology Devices International Ltd 42 d ae pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Device Type Hub Device on Port Unknown Device BOMS Class Device CDC Class Device HID Class Device Printer Class Device Reserved always 0 FTDI FT232 FT245 FT2232 Device Table 6 11 Device Type Bit Definitions Error Codes None 6 6 2 Query Device QD Parameters Device Number 8 bits This command is used to find information on device interface The device number can be a valid device in the range of 0 to 15 This will return a block of 32 bytes as shown in Table 6 12 This information is used to identify the device type to allow an application to find a specific device connected to the Vinculum VNC1L Copyright 2007 Future Technology Devices International Ltd 43 d as D q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Size Data awe Device Speed 1 Full Speed 2 Low Speed 4 Low Speed Device on Hub 8 Device on Low Speed Hub Table 6 12 USB Device Information Record Definitions of USB class codes USB VID PID and BCD numbers can be found in the US
8. Command Mode In this mode the DATAACK signal is high and the DATAREQ signal should be held high to stay in command mode Copyright 2007 Future Technology Devices International Ltd 18 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 While in command mode commands are provided to configure the Serial UART interface These commands can also configure a suitable FTDI USB Slave UART device on USB Port 1 Access to BOMS devices on Port 2 is allowed This is illustrated in Figure 4 1 Monitor S BOMS Flash Disk FTDI USB Slave Peripheral Figure 4 1 Command Mode Connection 4 2 2 Data Mode In order to switch to data mode the DATAREQ line should be asserted low Once the DATAACK line goes low any data sent to the Monitor port on the Vinculum VNC1L will be sent to a USB Slave device connected to either of the USB Ports Any data received from the USB Slave device will be repeated to the Monitor port In this mode the VNC1L ignores the data and simply passes it between USB and the Monitor port This is illustrated in Figure 4 2 FTDI USB Slave Peripheral Figure 4 2 Data Mode Connection There is a special case for compatible CDC Class slave devices in Data Mode on VDAP firmware Once Data Mode is entered using the DATAREQ line a CDC Class driver is invoked to handle the connection and communications between the Monitor s combined interface and the CDC device This is equivalent to
9. The QD Query Device command is provided to verify device numbers Before sending or receiving data from a device the SC Set Current command must be used to specify the device interface to use Copyright 2007 Future Technology Devices International Ltd 41 d ue pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Extended Command Set Short Command Set Function Hexadecimal Codes 85 20 byte OD Query device specified in the 1 parameter 86 20 byte OD Set device specified in the ig parameter as the current device DSD byte 83 20 byte OD Send data to USB device where the size of the data data data is specified in the 1 parameter Read back data from USB device SSU qword 9A 20 qword OD Send setup data to device control endpoint data 87 20 byte OD Set device specified in the 1 parameter as an FTDI device Query Slave Status only available on VDPS Table 6 10 USB Device Commands Note The QSS command can be used only on VDPS Vinculum VNC1L firmware 6 6 1 Query Port QP1 QP2 Parameters None The Query Port commands display two bytes of information about devices connected to USB Port 1 for QP1 or USB Port 2 for QP2 The first byte shows the class or classes of connected devices The second byte is always zero The connected devices bitmask is described in Table 6 11 Multiple device classes may be connected to the port for example 0x8C 0x00 will be returned if a Printer
10. The Vinculum VNC1L device has two USB host ports as well as a combined serial UART SPI or FIFO interface The combined interface is selectable using a pair of pins connected to either pull ups or pull downs The firmware for the Vinculum VNC1L allows a command Monitor port to be active on either the combined interface or one of the USB Ports The main function of the Monitor is to allow an embedded device to communicate via the VNC1L s UART parallel FIFO or SPI interface port with USB slave peripheral devices Typical slave peripheral devices include USB Flash disks FTDI s FT232 FT245 and FT2232 as well as devices that are Printer class or HID Human Input Device class compatible Other devices may also be supported if they have a suitable interface For instance CDC class equipment such as some mobile phones The 2 USB Ports are referred to as Port 1 and Port 2 in this document 2 1 Command Monitor Communicating with and controlling the Vinculum VNC1L is achieved by sending instructions to the command monitor and interpreting the results The command monitor provides an interface which can be utilised by a microcontroller to read and send data A prompt is returned when the Vinculum VNC1L is ready to execute a command Status and error information is returned after a command has completed and event notifications are relayed to the monitor 2 2 Command Monitor Modes The Vinculum VNC1L monitor works in command mode or data mode in a si
11. command In binary mode the value would be 38 41 00 Note This only affects the Monitor when in Serial UART mode or with VDIF firmware connected to a Monitor port through an FTDI USB Slave peripheral Copyright 2007 Future Technology Devices International Ltd 26 d ae pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 oo ose oro ow Table 6 2 Monitor Baud Rates There are no error responses generated by this command Error Codes None 6 1 6 Firmware Version FWV Parameters None Retrieves the version of the current monitor firmware and the reflasher code The data is presented in the following order DNA te e MAIN dd ddAAAAAt RPRG d ddRe lt prompt gt Note the blank line preceding the returned values Error Codes None 6 1 7 Echo E e Parameters None Repeats either an upper case E or a lower case e followed by a carriage return character This is primarily used for synchronisation purposes Error Codes None 6 2 Disk Commands If a BOMS class device is in USB Port 2 the commands in this section may be used to interact with the file system on the disk FAT12 FAT16 or FAT32 file systems may be used Disk Commands are listed in Table 6 3 Copyright 2007 Future Technology Devices International Ltd 27 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 There are limitations to the type of disk w
12. in ASCII mode this limits decimal numbers to 99 999 999 i e OXSF5EOFF in hexadecimal Output values are translated to printable characters by formatting each byte as a hexadecimal number prefixed with a symbol Data returned from devices is not translated into printable characters Note After reset the Monitor defaults to Binary Mode Important In binary mode values are always input MSB first However all output in binary or ASCII from the Monitor is LSB first 5 2 1 Number Input As an example of ASCII Mode input the following are all valid and produce the same results Note the use of Extended Command Set SBD 384100 SBD 0x384100 SBD 3686656 SBD 036866564 The first two examples use hexadecimal input Ox and are equivalent prefixes to signify hexadecimal values The last two examples are the same number 0x384100 converted to decimal The leading 0 is ignored If the command were sent in binary mode using the Short Command Set the command would be sent as the following sequence of bytes 14 20 38 41 00 OD Binary numbers are always input MSB first Copyright 2007 Future Technology Devices International Ltd 20 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 5 2 2 Number Output When a command returns numbers in ASCII mode which are not raw data from a device it will translate them into a sequence of hexadecimal numbers Here the value 0x000310a
13. number of bytes from the currently open file Once a size has been specified then that amount of data will be transferred to the Monitor port there is no mechanism to break from the command early If the number of bytes to read exceeds the number of bytes in the file then the entire remaining contents of the file will be transferred and no error message displayed For this reason a DIR command should be done to find out the size of the file beforehand Data read from the file is taken directly from the file to the Monitor There is no conversion from binary to ASCII in IPA mode nor is a carriage return sent after the data on the Monitor port RDF 10 helloagain lt prompt gt Error Codes Command Failed The current offset read position in the file is at the end of the file There is no more data available 6 2 11 Rename File REN Parameters Source Filename Up to 11 characters ASCII Target Filename Up to 11 characters ASCII The file or subdirectory specified by the filename in the first parameter is renamed to the name specified in the second parameter The filenames are typically formatted as 8 3 and may refer to subdirectories as well as files There must be a space character between the filenames Error Codes Command Failed The filename specified does not exist File Open Another file is currently open for writing or is being accessed by a VMUSIC command Close the other file first and retry the REN comm
14. the disk Bulk Only Mass Storage A general description given to a USB mass storage BOMS device e g USB Flash Disk MBR Master Boot Record Part of the FAT file system Monit Command line interface which allows instructions to be given to the VNC1L and onitor responses to be returned Least Significant Byte is shown first when representing a multi byte number as a LSB sequence of bytes E g a number 0x55AAFF00 is stored or specified as 4 bytes 0x00 OxFF OxAA and 0x55 Copyright 2007 Future Technology Devices International Ltd 9 d E Kb KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Terms Description Most Significant Byte is shown first when representing a multi byte number as a MSB sequence of bytes E g a number 0x55aaff00 is stored or specified as 4 bytes 0x55 Oxaa Oxff and 0x00 Sector Size The size of data which is read from or written to a disk in a single operation Geh ier The size of data block allocated on a disk to store files or directory structures uster Size Integer multiples of clusters must be used to store large files or directories Root Directory The topmost directory in a FAT file system Table 1 3 Acronyms and Abbreviations Copyright 2007 Future Technology Devices International Ltd 10 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 2 0 Introduction
15. the filename parameter is deleted The filename is normally specified as 8 3 Error Codes Command Failed The filename specified does not exist File Invalid The filename specified is used in the current directory as either a subdirectory name FAT volume label or other FAT structure Read Only The read only attribute of the filename specified is set File Open A file is currently open for writing or is being accessed by a VMUSIC command Close the open file first before retrying this command 6 2 7 Write To File WRF Parameters Bytes to Write 32 bits number of bytes This command writes the specified number of bytes to the currently open file If no file is open then the File Open error response is given Once a size has been specified then exactly that amount of data must be written to the Monitor port to be written to the file there is no mechanism to break from the command early Data to write to the file is taken directly from the Monitor input and written to the file There is no conversion from ASCII to binary in IPA mode nor is a carriage return required after writing the data to the Monitor port In this example the command is given in ECS mode the data size in ASCII mode and the data is represented in binary values WRF 10 01 02 03 04 05 06 07 08 09 Oa lt prompt gt In SCS mode and IPH mode values in Binary Mode are sent MSB first 08 20 00 00 00 OA Od 01 02 03 04 05 06 07 08 09 Oa
16. tieid dian caccdeds eactaesncadedatadhedeaueseceeads 55 6 8 11 Pause Playback VP Jarru ee eena aaea aae A REEE AR eee ed eed eh 55 6 9 Debug COMMAS scasdsiscsiscisncadiassccsdedescandictanandisesussdadsntsadidabessdsccaanntadaneeaes 56 6 9 1 Sector Dump SD Jerikan ea ede davenen A EE EENS 56 6 9 2 Sector DE 56 6 9 3 Firmware Upgrade FW ciiisean isinai aeaa EE 56 7 0 LED Function saasananannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn DO Copyright 2007 Future Technology Devices International Ltd 4 d E J KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 7 1 VDIP 1 and VDIP2 MOUs visisassscasicsa re ctnassieatnenivesauasdwadaaniesduanieocdawsaseetiants 58 7 2 VDRIVE1 and VDRIVE2 Modules use 58 Z VMUSIC1 and VMUSIC2 Modules use 59 8 0 Examples Selene ne neon ne Soo ne en Meee noe Sina nannan naa 60 8 1 Sending Data to USB Device Data Model use 60 8 2 Sending Data to USB Device Command Model use 61 63 VDPS to PO Os EE 62 9 0 Troubleshooting wxccaccasce cece cncnccts cncnnstespancesceecanennnnscececsenctencesnccanacenennnct 64 9 1 Monitor SEN 64 9 1 1 Cannot Connect to Monitor Pont 64 9 1 2 No Prompt after USB Disk Deieched 64 9 1 3 Device Unresponsive after FS or FSE Commande nnn 64 9 1 4 Device Unresponsive after Disk Operation 64 9 2 USB Devices Ee 65 9 2 1 Low Speed Devices trte ttettt anaeceeeeececsaaaeceeeeesaqeaaaeceeeeesaeceeaeeeeeess
17. 27 1980 127 2107 21 24 5 8 Months 1 12 1 January 12 December kk E es Ee El Seconds 2 0 0 seconds Table 6 4 File Date and Time Bit Fields 6 2 1 Directory DIR Parameters Filename Optional Up to 11 characters ASCII This can either list the available files in the current directory no parameters passed or show the file size of a specified file The filename is typically formatted as a 8 3 filename Note that if the specified file is a directory a size of zero will be displayed rather than a listing of the files in that directory When listing the files in the current directory only files which can be accessed are shown Files which include long file names disk labels or FAT32 extensions are ignored The data from the command with no parameters where the current directory is the root directory is presented as follows DIR a FILEL XXX FILE2 Copyright 2007 Future Technology Devices International Ltd 30 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 SUBDIR1 DIR amp NEWSUBDIR DIR amp lt prompt gt If the current directory is a subdirectory then the file listing will have and directories for the current and higher level directories respectively DIR e DIRS 22 DIRE FILE1 XXX lt prompt gt Note the blank line preceding the returned values Directories are signified by the letters DIR after th
18. 77319 lt prompt gt Error Codes Command Failed File Invalid The filename specified is used in the current directory is in use as either a subdirectory name FAT volume label or other FAT structure Read Only The read only attribute of the filename specified is set Disk Full There are no free allocation units on the disk to create a file The maximum number of files allowed in the root directory has been reached This number is dependant on the file system File Open Another file is currently open for writing or is being accessed by a VMUSIC command Close the other file first and retry the OPW command Filename Invalid The name of the directory is invalid or contains disallowed characters Copyright 2007 Future Technology Devices International Ltd 34 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 2 9 Close File CLF Parameters Filename Up to 11 characters ASCII Close the currently open file The filename of the file must be specified and must match the filename used to open the file The filename is normally specified as 8 3 There is no need to close a file opened for read however for future compatibility it is highly recommended that these files be closed Error Codes Command Failed The filename specified does not exist 6 2 10 Read From File RDF Parameters Bytes to Read 32 bit number of bytes Will read the specified
19. B 2 0 Specification referenced in Table 1 2 Error Codes Command Failed The specified USB device is out of range 6 6 3 Set Current SC Parameters Device Number 8 bits Copyright 2007 Future Technology Devices International Ltd 44 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 This command is used to select an interface on a USB device for communication All output from DSD Device Send Data and DRD Device Read Data commands are routed to this device Valid values for Device Number are 0 to 15 In VDPS firmware the Device Number can be replaced by the ASCII letter S to indicate the Slave Device Error Codes Command Failed The specified USB device is out of range 6 6 4 Device Send Data DSD Parameters Bytes to Write 8 bits number of bytes The DSD command sends a packet of data to a USB device The target device must be set as the current device refer to the SC command The data to be sent to the device is taken directly from the Monitor input There is no conversion from ASCII to binary in IPA mode nor is a carriage return required after writing the data to the Monitor port USB byte ordering applies to the data received Up to 128 bytes may be transferred in a single packet If however the OUT end point of the device accepts a maximum size less than this then that will be the maximum number of bytes which can be transferred The size of t
20. Ltd 15 d E J KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 To operate a Vinculum VNC1L in VDPS mode the voltage from the USB connection to the host PC must be fed back through a resistor voltage divider consisting of 2 100kQ resisters between USBVCC and USBGND into pin BD7 Refer to the diagram in Figure 3 6 USBVCC Figure 3 6 Vinculum VNC1L in VDPS mode Copyright 2007 Future Technology Devices International Ltd 16 d E Kb KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 4 0 Vinculum VNC1L Configuration This section discusses the configuration and operating modes of the Vinculum VNC1L Command Monitor 4 1 Monitor Selection There are three interface options for the monitor on the combined interface Serial UART parallel FIFO and SPI The pin connections used to select the mode of the interface are shown in Table 4 1 ACBUS6 pin 47 ACBUSS pin 46 Mode Pull Up Serial UART Pull Down SPI Serial UART Pull Down Pull Down Pull Down Pull Up Parallel FIFO Table 4 1 Combined Interface Selection Important Pins ACBUS5 and ACBUS6 should not be tied directly to GND or VCC Instead they should be pulled high or low using a resistor of around 47kQ These pins are read only at reset but may then become outputs after the interface choice has been selected e g ACBUS5 becomes DATAACK if FIFO mode is selected The Vinculum VNC1L d
21. M Parameters None This command turns off all internal clocks and suspends both USB hosts The Monitor is disabled whether it is on UART SPI or FIFO The Monitor is started again by toggling the Ring Indicator RI pin A simple way to resume the Monitor when any input is sent to the device would be to tie Ring Indicator Rl and the UART receive data RXD pins together Error Codes None 6 4 Unused UO Pin Commands Extended Command Set Short Command Set Function Hexadecimal Codes 29 20 byte OD Read UO Port ch parameter is port number IOW bytetbytetbytet 2A 20 byte byte Write UO Port 1 parameter is port number 2 is byte 0D direction 3 is value Table 6 6 Unused I O Pin Commands 6 4 1 UO Read IOR Parameters Port Number Byte Encoded port number Reads the UO Port specified in Table 6 7 Returns one byte representing the state of the pins on that port This example will read Port BD IOR 02 55 Copyright 2007 Future Technology Devices International Ltd 39 d D D KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 lt prompt gt 0x03 to OxFF Table 6 7 Port Number Encoding Error Codes None 6 4 2 I O Write IOW Parameters Port Number Byte Encoded port number Direction Byte Bitmap of output pins Value Byte Bitmap of output pins to set high Writes to the I O Port specified in Table 6 7 Direction is used
22. Port 2 is still configured as a USB Host port and can be used as normal from the Monitor When USB Port 1 is connected to a host PC it will enumerate as if it were an FT232B device and the operating system can load the FTDI drivers accordingly You can select the slave port to be the current device and go into data mode using DATAREQ and DATAACK Microcontroller USB Host Figure 8 3 Vinculum VNC1L Connected to Host and a Slave Device When the device is connected to a host PC and the drivers have been loaded you will receive a message Slave Enabledt When the device is disconnected you will receive a message Copyright 2007 Future Technology Devices International Ltd 62 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Slave Disablede You can check the status of the slave connection at any time with the command QSS Query Slave Status This will return 3 bytes of data for example Slave Enabledv IPAH D gt osse 01 00 S00 D gt To access the slave port you have to use the data mode via DATAREQ and DATAACK lines First you should select the slave device with the SC command and the parameter S to indicate the slave For example SC Sei D gt Then activate DATAREQ and wait for DATAACK At this stage anything sent to the Vinculum VNC1L Monitor will be passed on to the host PC Similarly any data sent by the host PC will be passed to the
23. Set Function Hexadecimal Codes FSL byte 22 20 byte OD Set latency timer FSB word 23 20 word OD Set bit mode Table 6 15 FT232 FT245 FT2232 Commands 6 7 1 Set Baud Rate FBD Parameters Baud Rate 3 Bytes Encoded baud rate Sets the baud rate on an FT232 FT245 or FT2232 connected to Port 1 or Port 2 Copyright 2007 Future Technology Devices International Ltd 48 d E Kb KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 The encoded baud rate is represented as 3 bytes from Table 6 2 In binary input mode the three bytes are specified in the order which they should be used in the commands In ASCII mode byte 1 is the MSB of the numerical value e g 9600 baud would be 00384100 when entered in the SBD command Error Codes None 6 7 2 Set Modem Control FMC Parameters Modem Control 2 Bytes Encoded modem control Sets the modem control bytes on an FT232 FT245 or FT2232 connected to Port 1 or Port 2 The encoded modem control bytes are shown in Table 6 16 DTR and RTS may be individually changed or left by utilising the mask in the second byte 1 change DTR 0 leave DTR alone 1 change RTS 0 leave RTS alone Reserved 0 Table 6 16 FT232 FT245 FT2232 Modem Control Bytes Error Codes None 6 7 3 Set Data Characteristics FSD Parameters Data Char 2 Bytes Encoded data characteristics Sets the data characteristics on an FT232 FT245
24. VMUSIC1 and VMUSIC2 modules have 1 LED bi colour Green Red LED The behaviour of the LED is described in Table 7 3 Power On LED flashes Green Red alternately for 2 seconds Repeated until monitor connects USB Disk Initialisation LED Red USB Disk Ready LED Green USB Disk Removed LED off Commands from monitor Port to LED flashes Green USB Disk Commands from monitor Port with LED off USB Disk removed Music Playing LED flashes Green Music Stopped Paused LED Green Table 7 3 VMUSIC1 and VMUSIC2 LED Functions Copyright 2007 Future Technology Devices International Ltd 59 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 8 0 Examples This section gives example configuration and commands for commonly used Vinculum VNC1L applications 8 1 Sending Data to USB Device Data Mode In this example an FT2232 dual chip device is connected to USB Port 1 VDAP firmware is used The output from the QD Query Device command is as follows qd oe 01 08 81 40 02 40 00 01 01 01 00 FF FF FF 03 04 10 60 00 05 01 00 00 00 00 00 00 00 00 00 00 00 4 D gt qd 1 01 08 83 40 04 40 S00 01 S 01 S01 S 01 SFF SFF SFF 03 04 10 60 00 05 S01 00 00 S00 00 00 S00 00 00 S00 00 00 4 D gt The two interfaces share the same address but have a different interface number at byte 11 and different endpoint num bers The first device is po
25. VNC1L or if there is no clock signal supplied to the SPI port on the VNC1L 9 1 2 No Prompt after USB Disk Detected If the Vinculum VNC1L reports Device Detected P2 then fails to send a prompt when a USB disk is connected then the disk may not be supported by Vinculum VNC1L Certain types and models of USB disks fail to initialise properly for instance devices which are or emulate USB CDROM drives or USB floppy disks devices which do not support the SCSI or AT command sets If the Vinculum VNC1L identifies that a USB disk does not have a sector size of 512 bytes then it will not allow access to the FAT file system on the disk 9 1 3 Device Unresponsive after FS or FSE Commands When performing an FS or FSE command on a USB disk from the Monitor for the first time after a disk has been detected it may take several seconds for the command to complete In this time the firmware is calculating the free space available on the disk The time taken depends on the amount of size of the disk the speed at which the disk accesses data and the geometry of the disk In some cases this can take up to 60 seconds for large disks with small cluster sizes but most disks will take around 5 to 10 seconds 9 1 4 Device Unresponsive after Disk Operation When reading or writing to a USB disk the size of the data to be transferred must be known and sent as part of the command which initiates the read or write There is no mechanism for abandoning the operati
26. Vinculum VNC1L Monitor without the Vinculum VNC1L interpreting the data An example of demonstrating this would be to open a terminal emulation program to talk to the Vinculum host PC port and send data to the Vinculum VNC1L Monitor port To come out of data mode drop the DATAREQ line The peripheral on USB Port 2 can now be used using commands from the Monitor The DSD and DRD commands cannot be used to send and receive data from the slave device Copyright 2007 Future Technology Devices International Ltd 63 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 9 0 Troubleshooting The following section should be consulted if you are having problems with the Vinculum VNC1L firmware Please consult the FAQ section on the Vinculum Website 9 1 Monitor Port 9 1 1 Cannot Connect to Monitor Port After the Power On sequence if the LEDs continue to flash then there is no monitor connected to the Vinculum VNC1L The Monitor is required for using the Vinculum VNC1L firmware If the Monitor is on a Serial UART then check that RTS CTS is connected and the terminal application or microcontroller is correctly using RTS CTS for flow control If the LEDs stop flashing but no prompt is received from the Monitor port on Serial UART check the baud rate number of data bytes stop bits and parity correspond to the expected values on SPI and FIFO modes this can be caused by incorrect connections to the
27. a VINCULUM Future Technology Devices International Ltd Vinculum Firmware User Manual Version 2 3 Issue Date 2007 12 03 Future Technology Devices International Ltd FTDI 373 Scotland Street Glasgow G5 8QB United Kingdom Tel 44 0 141 429 2777 Fax 44 0 141 429 2758 E Mail Support vinculum support ftdichip com Web hitp Awww vinculum com Vinculum is part of Future Technology Devices International Ltd Neither the whole nor any part of the information contained in or the product described in this manual may be adapted or reproduced in any material or electronic form without the prior written consent of the copyright holder This product and its documentation are supplied on an as is basis and no warranty as to their suitability for any particular purpose is either made or implied Future Technology Devices International Ltd will not accept any claim for damages howsoever arising as a result of use or failure of this product Your statutory rights are not affected This product or any variant of it is not intended for use in any medical appliance device or system in which the failure of the product might reasonably be expected to result in personal injury This document provides preliminary information that may be subject to change without notice No freedom to use patents or other intellectual property rights is implied by the publication of this document Future Technology Devices International Ltd 373 Scotland Street Glasgo
28. a is shown as it would be returned from the Monitor SAA 10 03 00 Note After the final value in an ASCII mode number there is an additional space character before the carriage return In binary mode the same value would be returned as the following sequence of bytes AA 10 03 00 OD Note The carriage return character is sent to indicate the end of the response to the command 5 3 Filenames Filenames generated by the Vinculum VNC1L Monitor must be uppercase letters and numbers or one of the following characters 6 _ a The firmware uses the Windows 1252 West European Latin codepage to translate lowercase to uppercase letters automatically It will generate an error if a filename contains invalid characters ASCII characters in the range of 128 to 255 are allowed Two byte character sets may be used where bit 7 in the first byte signifies that the second byte is a continuation of the first Important Long file names in FAT32 file systems are not supported 5 4 Monitor Startup Upon starting the Monitor the following string is displayed 4 Ver xx xxVcccF On Line This indicates the firmware version number xx xx and the firmware type Vccc For instance version V03 60 with VDAP firmware would report e Ver 03 60VDAPF On Line 5 5 Command Responses Typically after a command has completed the monitor will show a prompt or an error response to indicate that it is ready for more commands Pr
29. aeeacaeaeeeeeees 65 9 2 2 USB DISK SUPPE a ee es ees 65 10 0 Contact TORINO mnnn 66 Copyright 2007 Future Technology Devices International Ltd 5 d D D KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 List of Tables Table 1 1 Document ConventionS sssssssssuunsuunruunruunnnunnnunnnunnnunnnunnnnnnnnnnn unnn nnnn unnn nnnn nnnm nunun ennan nannan nannaa 8 Table 1 2 Other Documents Available ss nsssnnuunsuunnnunnnunnnunnnunnnunnnnnnnnnnnnunnnunnunnnnnnnnnnn nunn nnnn nunne nnne nnnn anneanne nnna 9 Table 1 3 Acronyms and Abbreviations 2 ccccceeeeeeeeeeeeeeeeeenneenaeeeeeeseee enn nnnnnnnnnn nnmnnn nnmnnn nenna na 10 Table 3 1 Firmware Functionality s snuuseuunuunnuunnuunnuunnunnnuunnuunnnnunnnunnunnnnnnnnunnnunnnnnnnunnnunnnunnnnnnnnnn nenne anneanne 12 Table 4 1 Combined Interface Selection s ssssnssunsuunsuunruunnuunuunnnunnnunnnunnnnunnnunnnunnnunnnunnnnnnnnnnnnnnn nnmnnn nannan 17 Table 4 2 Combined Interface Pins csseccsseeeeeseeeseeeeeseeeenseeeeseaeseseeeenseeeeeeaesaaeseaeeeenseeeseeseseaeeenseaeeeees 18 Table 5 1 Monitor Prompts for Successful Command Completion ccsccccssccssseeeeseeeeeseeeseeeeeeeeeeeesees 22 Table 5 2 Monitor Prompts with No Command lssued cccssseeeeeseseeeenseneeeeesesseeeeeseeeeeenseeneesesseenens 22 Table 5 3 Monitor Error RESPONSES cccsseeceeeseeeeeeeseeeeeenseeeee en neeeeee ea geeeee eg
30. and 6 2 12 Open File for Read OPR Parameters Copyright 2007 Future Technology Devices International Ltd 35 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Filename Up to 11 characters ASCII File Date Optional 16 bits file date The file specified in the filename parameter is opened for reading The filename is typically formatted as 8 3 Data is read from the start of an existing file No new file is created if the file name specified does not exist The Seek SEK command can be used to move to an arbitrary point in the file and commence reading from there An optional parameter is used to specify the date when the file was accessed Upon opening the file the directory table structure specific for that file is modified Table 6 4 shows the bitfields used for 16 bit dates used in this parameter If bits 7 0 of the file date value are zero indicating an invalid month and day of month then there is no change made to the directory table of the opened file Otherwise the last access time of the file is updated using the file date passed as a parameter There is no need to close a file opened for read however for future compatibility it is highly recommended that these files be closed Error Codes Command Failed The filename specified does not exist File Invalid The filename specified is used in the current directory as either a subdirectory name FAT volume label or
31. and characteristics of the disk used to store the data files Extended Command Set Short Command Set Function Table 6 19 VMusic Commands The status information in Table 6 20 is displayed on the Monitor during playback The Playing message is shown at the start of each track and Stopped when the last track has completed or the VST command issued If ID3 information is available from the track then this is displayed in 5 lines immediately following the Playing message If an ID3 tag cannot be decoded then a blank line is displayed Each line of ID3 data may be up to 256 bytes long including the terminating carriage return Copyright 2007 Future Technology Devices International Ltd 52 d E J KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Playing filet P filed Track started 50 20 file OD track number track numbered ID3 information titlee title artist artiste album album composer composer T time Te Elapsed time 53 time OD Stopped sH Playback stopped 52 0D Table 6 20 VMusic Track Information While tracks are being played the elapsed time in seconds is displayed The time is a 16 bit value and the display format depends on the Numerical Mode selected 6 8 1 Play File VPF and VRF Parameters Filename Up to 11 characters ASCII Send the specified file to the VLSI VS1003 MP3 decoder This example shows playback of a fil
32. cseccseseeeseeeeeeeeeeeneeeseaeeeseeeeseeeesaaesaneeeenseeeseeeesnaesesneeeneeees 58 Table 7 2 VDRIVE1 and VDRIVE2 LED Functions 22 ccseceseeeeeeeeeceeeeeeeaeeeaeeeseeeaeeeaeeeaeeeeseeeeneneneeenaes 59 Table 7 3 VMUSIC1 and VMUSIC2 LED Functions ccssecceseeeeeseeeseeeeeseeeeeeeeeseaessaneeeenseeeseeseseaesnsneneneeees 59 Copyright 2007 Future Technology Devices International Ltd 6 d ae pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 List of Figures Figure 3 1 Vinculum VNC1L Connected to Microcontroller s ssssssuunsuunnuunnuunnnunnnunnnunnnunnnnunnnnnnnnnnnnnnnnnnna 13 Figure 3 2 Vinculum VNC1L Connected to MP3 Decoder and Microconttroller cs cccesecssseesseeeeees 14 Figure 3 3 Vinculum VNC1L with Monitor on FTDI Slave Peripheral cccescessseeeeseeeeeseeeeseeseseeeeeeees 14 Figure 3 4 Vinculum VNC1L Connected to CDC Class Device c sssccssseeceeeeeeeteeeseeeenseeeeeeeeesneaeenseeeeeees 15 Figure 3 5 Vinculum VNC1L Connected to Host ssssssuusnunnnunnnunnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn annen 15 Figure 3 6 Vinculum VNC1L in VDPS Mode ssssssusenunnunnnunnnunnnnnnnnnnnunnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnne nn nna 16 Figure 4 1 Command Mode Connection c ccscccsseceseeeeeeseeseeeeneeeeeeeeeeaseaeeneeeeeeeeeescaeseseeeeeeeeeseeeseseaesneeeaeeeas 19 Figure 4 2 Data Mode Connection sssusssus
33. d PID as if it were an FTDI device It is particularly useful if the VID and PID on an FT232 FT245 or FT2232 have been programmed to custom values Valid values for Device Number are 0 to 15 Error Codes Command Failed The specified USB device is out of range 6 6 8 Query Slave Status QSS Parameters None This is used only in VDPS firmware to query the status of the slave device of the Vinculum VNC1L It reports three bytes the first is the current status of the slave as per Table 6 14 the second is the number of bytes of data awaiting transmission to the host the third is the number of bytes received from the host which are waiting to be read by the Monitor Copyright 2007 Future Technology Devices International Ltd 47 d D D q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Data available from slave RX Data available to slave TX oo fe Table 6 14 Query Slave Status Values Error Codes None 6 7 Commands to FT232 FT245 FT2232 on Port 1 or Port 2 If an FTDI FT232 FT245 or FT2232 is connected to USB Port 1 or Port 2 then the commands in Table 6 15 may be used to modify the settings of the device The commands are analagous to the FTDI API Functions in the FTDI D2XX Programmer s Guide reference in Table 1 2 The interface device must first be selected using the USB Device Command SC Set Current before utilising these commands Extended Command Set Short Command
34. d on the VDAP code and so provide similar functionality VDPS firmware is required if the Vinculum VNC1L is to be used as both a host and a slave device VDIF should only be used in exceptional applications where the Monitor must be accessible on USB Port 1 Note The VMSC is provided with additional commands specifically for the VMUSIC range of devices to permit playback of MP3 files via a VLSI VS1003 MP3 decoder The VS1011 MP3 decoder is also supported Copyright 2007 Future Technology Devices International Ltd 12 a T g q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 3 1 2 General Limitations All firmware versions support BOMS devices formatted in FAT12 FAT16 or FAT32 file systems only where the sector size is 512 bytes No other file systems or sector sizes are allowed Furthermore only BOMS devices which support the SCSI or AT command sets are supported 3 1 3 Firmware Upgrades There are two methods of upgrading the firmware on the Vinculum VNC1L The first is to use the ROM programmer tool VPROG available from the Vinculum website see Section 1 2 This takes the ROM files supplied on the Vinculum website and programs the device viaa PC serial port or an FT232 FT245 or FT2232 device This method requires that the PROG pin on the device is pulled low to instantiate a special hardware mode which programs the device s internal FlashROM An alternative is to use a Flash Disk to hold
35. datetime OD Also specify a file date and time WRF dworde 08 20 dword OD Write the number of bytes specified in the e data data parameter to the currently open file 09 20 file OD Open a file for writing or create a new file OPW file datetimet 09 20 file 20 Open a file for writing or create a new file datetime 0D Also specify a file date and time OA 20 file OD Close the currently open file RDF dword 0B 20 dword OD Read the number of bytes specified in the 15 parameter from the currently open file REN file file UC 20 file 20 Rename a file or directory ES OD OPR on file os 20 file o 20 file OD Open a fie for reading OPR file datet OE 20 file 20 Open a file for reading date 0D Also specify a file access date SEK dword 28 20 dword OD Seek to the byte position specified by the e parameter in the currently open file FS 12 OD Returns the free space available on disk if less than 4GB is free IDDe OF OD Display information about the disk if disk is less than 4GB Copyright 2007 Future Technology Devices International Ltd 29 q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Extended Command Set Short Command Set Function DS Display disk serial number DIRT filed 2F 20 file OD List specified file and date and time of create modify and file access Table 6 3 Disk Commands 32 BitValues Bit Values 16 Bit Values Allowable Values 25 31 Year 1
36. e ST1 MP3 in Extended Command Set and IPA Mode VPF ST1 MP3 Playing ST1 MP3 1 10 Song One Blurbe Best of Blurb Damian Allbrane T 01 00 T 02 00 T 03 00 4 Stopped If the VRF command is used then the file will play repeatedly until a VST command is issued Error Codes Command Failed The specified filename does not exist 6 8 2 Stop VST Parameters None Stop playback of current file Stop all tracks if playing multiple files using the Play All Tracks V3A or VRA command Error Codes None Copyright 2007 Future Technology Devices International Ltd 53 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 8 3 Play All Tracks V3A VRA and VRR Parameters None Play all files in the current directory and all sub directories Files which do not have the extension MP3 or WMA are ignored Tracks are played sequentially in the order in which they are physically stored on the disk This example shows playback of all files in a directory using the Extended Command Set and IPH Mode The example files are ST2 MP3 which is 4 seconds long and ST1 MP3 which is 3 seconds long V3AC Playing ST2 MP3 2 10 Song Two Blurb The Very Best of Blurb Graeme Boxone 53 20 01 00 OD 53 20 02 00 OD 53 20 03 00 OD 53 20 04 00 OD Playing ST1 MP3 1 10 Song One Blurb Best of Blurb Damian Allbran 53 20 01 00 OD
37. e disk It is displayed in little endian format as it is stored on the disk Error Codes None Copyright 2007 Future Technology Devices International Ltd 37 d E Kb KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 2 18 Directory File Time Command DIRT Parameters Filename Up to 11 characters ASCII This command will display the create date time modified date time and access date of a file in the current directory Typically the filename will be formatted as 8 3 Ten bytes of data will be returned the first 4 are the created date time the next 2 are the access date and the last 4 are the modified date time All values are sent LSB first In ASCII input mode the output from the command with a valid filename specified is DIRT file1 XXx wl FILE1 XXX Sxx Sxx Sxx Sxx Sxx Sxx Sxx Sxx Sxx Sxx lt prompt gt Note the space after the last hexadecimal number before the carriage return In binary input mode the output from the command is DIRT filel xxxe a FILE1 XXX ccccceccecctH lt prompt gt The time and date can be decoded using the bit field definitions in Table 6 4 Error Codes Command Failed The specified filename does not exist File Open A file is currently opened by a VMUSIC command Stop playback on the VMUSIC before retrying this command 6 3 Power Management Commands Extended Command Set Short Command Set Function Hexadecima
38. e is no upgrade file in the root directory or the file is not a valid upgrade file the No Upgrade message in Table 5 3 will be shown The following messages will be displayed when a disk without a firmware upgrade file is inserted into USB Port 2 Copyright 2007 Future Technology Devices International Ltd 23 d ae pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Device Detected P2 No Upgrade D gt e 5 6 3 Host Device On VDPS firmware when the Vinculum VNC1L is connected to a PC Host Port the Slave Enabled message is shown from Table 5 4 When disconnected the Slave Disabled message is shown Connection and disconnection are defined as the point when DATAREQ and DATAACK are used to enter data mode feet Extended Command Set Short Command Set Slave Device inserted in USB Port 1 Device Detected P1e Di 44 44 31 OD Slave Device removed from USB Port 1 Device Removed P1 Rie 44 52 31 OD Slave Device inserted in USB Port 2 Device Detected P2 1 D2 44 44 32 OD Slave Device removed from USB Port 2 Device Removed P2 DR2 44 52 32 OD Connected to Host Device Slave Enablede SDAC 53 44 41 OD Disconnected from Host Device Slave Disablede SDD 53 44 44 0D Table 5 4 Monitor Events Copyright 2007 Future Technology Devices International Ltd 24 d ae pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance N
39. e name There is no 8 3 formatting applied to directory names greater than 8 characters in length Filenames are always shown in 8 3 format and the dot for the extension is shown if no file extension is given to the file If the filename is actually a subdirectory the command will not list the contents of the subdirectory as with some operating systems but will show the subdirectory as if it were a zero length file In ASCII input mode the output from the command with a valid filename specified is DIR filel xxxe e FILE1 XXX Sxx Sxx S xx Sxx e lt prompt gt Note the space after the last hexadecimal number before the carriage return In binary input mode the output from the command will be DIR filel xxxe e FILE1 XXX cccct lt prompt gt Error Codes Command Failed The filename if specified does not exist File Open A file is currently opened by a VMUSIC command Stop playback on the VMUSIC before retrying this command 6 2 2 Change Directory CD Parameters Filename Up to 11 characters ASCII Changes the current working directory to the subdirectory specified in the parameter If the filename parameter is then the current directory is changed to the higher level directory Error Codes Command Failed The filename specified does not exist File Invalid The filename specified is used in the current directory as either a filename FAT volume label or other FAT structure Cop
40. eaeeeseeeaeeeseeeeeeeaeeeseeaeeeseneeeeeenaeeeseenaes 26 6 1 5 Set Baud Rate SPD 26 6 1 6 Firmware Version EWW nnt 27 6 1 7 ECHO EE 27 6 2 Disk e une Ela TN 27 DS Directory DIR Jernia ees eee vege ced ee eed eed 30 6 2 2 Change Directory CD asics segicsscen sec ecavbes scensineds Eege sea EA A Dee dedad tes eceedevns eds 31 6 2 3 Read Fil ND 2 cos scasstesteiavesecesap eean a evened aE E EE E EE EA r EA E EREE beeen 32 6 2 4 Delete Directory DUD iesenii tesca cactus eee ced taAa edad EERE Eed 32 6 2 5 Make Directory MKD v ren reed edicts EEN eda caed aea A EAEE EE AEE EES AE eel 32 6 2 6 Delete File DLP EE 33 6 2 7 Write To File ONE E NEEN EERSTEN Eden 33 6 2 8 Open File for Write OPW 00 eeeceeeeenneee ener ee enneeeeeeaeeeseeeaeeesaeeeeesaeeeeenaeeesneeeeeeenaeeeeeeaaes 34 6 2 9 Close File CL 35 6 2 10 Read From File DE 35 6 2 T1 Rename File REN EE 35 6 2 12 Open File for Read OPR 0 0 eeecceeeeeneeeeeeneeeeeeneeeeeeneeeseeaeeeeeneeeeeeaeeeseeaeeeenneeeeeeneeeeeenaes 35 6 2 13 Seek ET EE 36 6 2 14 Free Space FS ESE ssiscczcccaesc eeadlecssssccceenauiczesssiacs cvsecacnasanencnsaaeacansbcnasdeceseensadncaasdaceanasitons 36 6 2 15 Identify Disk Drive IDD IDDEI tennent 37 6 2 16 Disk Volume Label DV 37 6 2 17 Disk Serial Number DSN recrimina aaia 37 6 2 18 Directory File Time Command DIRTI 38 6 3 Power Management Commands cccscseeessteessseeessneeensseeeeseneee
41. ed file on disk Table 6 21 Debug Commands 6 9 1 Sector Dump SD Parameters Sector Number 32bits Dumps raw binary of sector number specified Data length is always 512 bytes and is not converted to ASCII when in IPA Mode Error Codes None 6 9 2 Sector Write SW Parameters Sector Number 32bits Writes raw binary from the Monitor to sector number specified Data length is always 512 bytes and is not converted from ASCII when in IPA Mode Important Use with care as disk and file system corruption can occur Error Codes None 6 9 3 Firmware Upgrade FWU Parameters Filename Up to 11 characters ASCII Forces a firmware upgrade from named file on disk Only FTD reflash files are supported do not use with the ROM files used by the VPROG application A device reboot will occur once the upgrade has been performed Important Use with care as firmware corruption can occur if an invalid upgrade file is used Only use FTD files supplied by FTDI Copyright 2007 Future Technology Devices International Ltd 56 d E J KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Error Codes No Upgrade The specified filename does not exist or is identical to the firmware currently in Flash Copyright 2007 Future Technology Devices International Ltd 57 d D D KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 7 0 LED Function
42. eeeeneeaeseaeseseaeeenseeeeeaees 42 Table 6 11 Device Type Bit Definitions cccceeccesceeteeeeseeeeneeeeeeneeeseneeenseeeeeneeesaaeseneeeenseeeseaeseseaesneeaensaees 43 Table 6 12 USB Device Information RECOM ccesccseeeeseeeeeseeeeeeeeeneeeseseeeeeeeeeesaaesasaeesnneaeseeesesnaesaseenenenees 44 Table 6 13 SSU Command Setup Packet Format sccssecceseeeeeseeeseeeeeseeeeeeeeessnaeseneeeeneeeeseaeeeseaesesneeenseees 46 Table 6 14 Query Slave Status ValU S ccssccccessseeenseseeeenseeeeeensaaeeeenseaeeeeesaeeeseseaeeeseseeeeeseseseeeseseeeneees 48 Table 6 15 FT232 FT245 FT2232 Commands 22 22 ccecceecceeeceeeeeseeesecesecesseessaeesecessaeesaeenaeenaeeeaeeeeesneeeneeenaes 48 Table 6 16 FT232 FT245 FT2232 Modem Control ByteS ccsscccssccssseeeeseeeeeseeeseeesesneesenseeeseeeseseesnseeenseees 49 Table 6 17 FT232 FT245 FT2232 Data Characteristics Bytes ccssscsseesseeeseeesesseeeeeeeeeneeeeessesnsneneeeeees 50 Table 6 18 FT232 FT245 FT2232 Flow Control Bytes cccseeceesceesseeseseeeeneeeeseeseseaeeenseeeseeesesnaesaseeeneeees 50 Tabl 6 19 VMUSIC ee TN E 52 Table 6 20 VMusic Track Information ccsecceseceeeseeeeeeeeeseeeneeeeeeeeeesneeeneeeeeseeesaaesaneeeenseeesenesesnaesasseeeneees 53 Table 6 21 Debug COMMANGS cciiiecciiicisccei seis eveiscsesaseenvesveeseceevssndseesvecenvevasnciesuvensdvevesucoeeudesaccesuvineceedesneoets 56 Table 7 1 VDIP1 and VDIP2 LED Functions 0cc
43. eeees 48 6 7 1 Set Baud Rate FBD i s csscccsisecceceescccecsseesceuecciedhedeceethustvatdesieeacesetcecceededesdhesncseeasesecceaeedeededss 48 6 7 2 S t Modem Control FMC eisrean erruen aaa EEEa SERA desea cheeses 49 6 7 3 Set Data Characteristics GD 49 6 7 4 Set Flow Control FRO sseciciiieseeed eileis eaaa aea EE els eed rend AEE AAE Meee ede 50 6 7 5 Get Modem Status FGM scgeesscoe sestecasiescceesoeas eege cies ceeceanste EA E EEA EEEE 51 6 7 6 S t Latency Timer FSL erupe Edge ce eed Reece edi phen eee epee epee 51 6 7 7 Get Bit Mode FGB ccscccsiecegiseceecsecieceegactscueaciesevcncteesteqsededachacises dE EENEG ENEE deed 51 6 7 8 Set Bit Mode EGp annii iriserer ariista roisi rainat 51 BE VMUSIC Command ivsssccssiscsscetiassacedesesccsancsasnndaccsssedacensuadacnassassctnentadnanaasnn 51 6 8 1 Play File VPF and VRE isacs3sedsteeichdeelits daddies ege eed 53 6 8 2 Stop VST EE 53 6 8 3 Play All Tracks V3A VRA and VR 54 6 8 4 Skip Back and Forward VSF and VP 54 6 8 5 Skip Forward One Directory VSD 2 2 ccccccecceeeedeccesesseeceesedeeseeneceedeeeteeeseesteeedeeneeeedeesneestaees 54 6 8 6 Pause VP meicnic eeaeee ti Ee aidai ceccdeds aia tek ie editae aiad 55 6 8 7 Fast Forward or Rewind VF and VD 55 6 8 8 Write Command Register VW 55 6 8 9 Read Command Register VRD 2 2 cecssecdeeeedecceceseeeceesecceseeseceedeeeteeeseesttendenseeeedecsaeesaees 55 6 8 10 Set Volume VSV EEN irainei
44. eeeesseeeesseeesseeessees 20 5 1 Monitor e iigiin iiine aa daai 20 5 2 Numerical Modes cscccseeeeeeeeeeeeeesseseeeeeeeeseeeeeeessneeeeeeeeseeeoeesseeeeeeeees 20 5 2 1 Normberlnpgt ieina dea a aeae dE KE gd ENER eels 20 5 2 2 Number Outputs EE 21 53 TEE iin dees ccdiecsencctaceancnseccsacsandvacieandcuacssnacacdvsaccvoucsacsundatuaviuccaaccactudacvinacaxs 21 54 Monitor Stat Pecviccccciicstesesccistnsenidnnertiinserendsennnnerentasendvewesenensnnrencdewnwenianinmune 21 5 5 Command RTE EE 21 5 5 1 Successful Command Prompt cece cee neaece cess cegaaaaeeeeeeesedcneaeeeeeeeeeeeacaeeeeeeeees 21 5 5 2 Empty Command Prompts sis ccccessieeschslscteneesericiiee eld aa edd eeee dive eased bavi NEESS 22 Copyright 2007 Future Technology Devices International Ltd NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 55 3 Error M SSagES isina a E a i a EE aE 22 BiG Monfort erugeet bebe 23 56 1 SlaVE DEVICES Ehe degen ees 23 10 2 DISK DIVES deci Sait ec once a vem nee ye adc nin viene ds aeeed ae np eee A ae teed 23 ee Ee 24 6 0 Monitor Command Set ccccecccecccecceeeeeeeeeeeeeeeeeeeeeecneseeeeeneseneseeenes DO 6 1 Monitor Configuration COMMAMNAS c ss eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 25 6 1 1 Short Command Set SCS EE 26 6 1 2 Extended Command Set ECG 26 6 1 3 Monitor Mode ASCII PA 26 6 1 4 Monitor Mode Binary IPH eeecceeeesneee cess ee eeneeeee
45. essnenens 38 6 3 1 suspend Disk SUD euer degergeg dE idegeegig TA peg testa seed tae a eed etna EERE ede 38 6 3 2 Wake Disk KD 39 6 3 3 Suspend Monitor SUM ee ce cece ee center eeeeeeeeeneeeeeeaeeeseeeaeeeseeeeeesaeeeseeeaeeeenneeeeeeneeeeneaaes 39 6 4 Unused 0 Pin Comma nS siticiccecsasasiesaenenierensendeueticnipncieaseaanioeaiennbnaeieraans 39 64 1 1 0 Read IOR EE 39 Copyright 2007 Future Technology Devices International Ltd 3 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 4 2O Write OU EE 40 65 Printet e len le DN 40 6 5 1 Printer Get Status DG 40 6 9 2 Printer Sot Reset PSR ci css tice stents tcc ci cence ad edd EE SE 41 6 6 USB Device COMMING we veidcincsimnicinncumcteicimiatincinantaidinisiicumentwabinnsipocimicinnnt 41 6 6 1 Query Port QP1 QP2 oranana ea eich ieee ete eee ale ed ee eee 42 6 6 2 Query Device QD siirsin iesirea eg EEE d Ode EES ER EERE 43 6 6 3 Set C rment SC eaea a behead he EAE aa E ERA a AAA E AE Taa 44 6 6 4 Device Send Data DD 45 6 6 5 Device Read Data DRD 2c cc c essctesseseenenesseeeeonceccesesconenesereeensnecsessecceesnsrensenanerenenonenseazens 45 6 6 6 Device Send Setup Data GU 46 616 7 Set FTDI SE cicce dh eiea eerren pene amaeana aer enirar aE AEE A EE Oa tens Eae Gis facesilele ttre ee lees 47 6 6 8 Query Slave Status OS 47 6 7 Commands to FT232 FT245 FT2232 on Port 1 or Port 2 ccceseseeeee
46. evice pin definitions according to the selected mode of the combined interface are shown in Table 4 2 A full pin out is available in the Vinculum VNC1L Datasheet which is referenced in Table 1 2 Pins which are marked N A are not available for use in the selected mode Copyright 2007 Future Technology Devices International Ltd 17 KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 ADBUSO Serial UART Parallel FIFO ADBUS1 ADBUS2 ADBUS3 ADBUS4 ADBUSS5 ADBUS6 ADBUS7 ACBUSO ACBUS1 ACBUS2 IO ACBUS5 E DATAACK DATAACK Table 4 2 Combined Interface Pins ACBUS3 When using the Serial UART interface as the command monitor port the default baud rate used is 9600 baud 8 data bits 1 start bit 1 stop bit and no parity with RTS CTS hardware handshaking enabled However this can be changed while in command mode 4 2 Monitor Operating Modes The Vinculum VNC1L can switch between two modes that change the method of communicating with USB Slave devices In command mode the Vinculum VNC1L interprets and acts on commands in Data Mode information from the monitor port is passed straight to another device Signals DATAREQ and DATAACK allow for switching between command mode and data mode In Serial UART interface mode they are on the DTR and DSRz interface pins In parallel FIFO and SPI modes they are on pins 45 and 46 4 2 1 Command Mode When the Vinculum VNC1L firmware starts it is in
47. he OUT end point can be found using the QD command output in Table 6 12 In this example the command is given in ECS mode the data size in ASCII mode and the data is represented in binary values DSD 10 01 02 03 04 05 06 07 08 09 Oa lt prompt gt In SCS mode and IPH mode 83 20 Oa Od 01 02 03 04 05 06 07 08 09 Oa lt prompt gt Error Codes Command Failed The currently selected USB device cannot be written to or does not exist The number of bytes specified to write is zero greater than 128 or greater than the end point maximum size The device does not have an OUT Endpoint 6 6 5 Device Read Data DRD Parameters None The DRD command reads pending data from a USB device The first byte returned is the size of the data followed by a carriage return character In IPA mode this is shown as an ASCII representation of the number in IPH binary mode the first byte received is the size of the data If no bytes are available the size will be zero The target device must be set as the current device refer to the SC commana If more than zero bytes are to be received from the device the Monitor will display the data There is no conversion of the data from binary to ASCII in IPA mode nor is a carriage return sent after receiving data on the Monitor USB byte ordering applies to the data received In ASCII mode Copyright 2007 Future Technology Devices International Ltd 45 d E Kb KI b Vinculum Firmware User Manua
48. hich can be addressed with the Vinculum VNC1L firmware All disks must have a sector size of 512 bytes Most Flash based and many disk based drives will have a 512 byte sector size Various cluster sizes have been tested up to 32kB For file I O the firmware requires files to be opened using the OPW or OPR commands written to or read from with the WRF or RDF commands and then closed with the CLF command Only one file may be open at any one time If a file is open for writing then it may be written to or read from If open for read then it may only be read from A file pointer is maintained for the currently open file from where reads or writes will commence The SEK command can be used to move the file pointer within a file However files open for write will be truncated at the file pointer when closed The end of the file is moved to the position of the file pointer after a write operation There is no mechanism for determining the current directory on a disk It is possible to ascertain if the current directory is the root directory by checking for the absence of the and directories in a directory listing The prompt in both Extended and Short Command Sets does not change when the current directory is changed with the CD command If a disk is incorrectly formatted or the file system is not recognised then the No Disk prompt see Table 5 2 will be returned To determine the free space available on the disk the FS or FSE comma
49. ion 2 3 VINCULUM Clearance No FTDI 26 6 1 1 Short Command Set SCS Parameters None Switches the Monitor s mode to Short Command codes Note Either Short or Extended Commands Set versions of this command may be sent to the Monitor while it is in Short or Extended Command mode Error Codes None 6 1 2 Extended Command Set ECS Parameters None Switches the Monitor s mode to Extended Command codes Note Either Short or Extended Commands Set versions of this command may be sent to the Monitor while it is in Short or Extended Command mode Error Codes None 6 1 3 Monitor Mode ASCII IPA Parameters None Switches the Monitor s mode to input and display values in printable ASCII characters Error Codes None 6 1 4 Monitor Mode Binary IPH Parameters None Switches the Monitor s mode to input and display values in binary format Error Codes None 6 1 5 Set Baud Rate SBD Parameters Baud Rate 3 Bytes Encoded baud rate Upon changing the baud rate of the Monitor a prompt is sent at the previous baud rate before the change is made Another prompt is sent after the change has been made to the new baud rate The encoded baud rate is represented as 3 bytes from Table 6 2 In binary input mode the three bytes are specified in the order which they should be used in the commands In ASCII mode byte 1 is the MSB of the numerical value e g 9600 baud would be 384100 when entered in the SBD
50. ion E 11 2 1 Command MONitOl cece eeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeessaneeeeeeeseeeeoeseneeeeeees 11 2 2 Command Monitor Mogdee sgeuoggeegergeeieeee ee 11 3 0 Firmware Functionality cccccceeceeeceeceeeeceeeeeeeeeeceeeeneseeeeeeeseneneneees 12 3 1 Firmware Functionality see eurersssemEEEREKEEEEKESEEEREEEEEENEKEKEEKEEREEEEEEEEREEEEKESKEEEEEEE 12 3 1 1 USB Slave Peripherals c ccccceccceccceceeeeeeeeaece cece ceceeaaeceeeecaaaeaeceeeeeeeeceeaeaeeeeesaeeananeeeeeeees 12 3 1 2 General Limitations cccccccceeceeeecne cece ee eeeeeeae cece ee eeceeaaeceeeeeseceaaaeaeeeseseseeaeeeeeeeseseecieaeeeeeees 13 3 1 3 FitmWare Upgrades sists 50s ctesndsccetescttchasacesendsacssassencs edzielesaahasieessacecessiteseds EES 13 3 2 VDAP Firmware cccccesssnsnsseeseesceeeesnnnnssseeseseeeeesennnssseseeseeeeenenansssssseees 13 3 3 VMSC PIM Wale esiisa a aa a a a a i 13 S SUE a a e EE A E E E E nee ee 14 39 WGDC en E 15 3 6 VDPS FirmWar sirsa a 15 4 0 Vinculum VNC1L Configuration ccccceseeeeeceeeeeeeeeeeeeeeeeeneees 17 4 1 Monitor Selection cccsseeeeeeeseececsssseeeeeeeeseeeeeeessseeseeeeeseeooeenseneeeeeees 17 4 2 Monitor Operating MOGGS icisiccscsiscicscascccsssicssactincecdsacsssssstaanasanastansesidanenenane 18 4 2 1 COMMANG dl 18 422 Data MOMS a a aa a a N EE E ENE EEE E bea 19 5 0 Monitor INtroduction cccccesesseeeeceeesseeeeseeesssees
51. is one sent after receiving data on the Monitor USB byte ordering applies to the data stage A maximum of 128 bytes may be sent or received during the data stage This example sends a Setup Packet requesting a data stage of 8 more output bytes wLength 8 The command is given in ECS mode the 8 setup command bytes are given in ASCII mode and the data stage output is represented in binary values Copyright 2007 Future Technology Devices International Ltd 46 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 SSU 2109000201000800 01 02 03 04 05 06 07 08 lt prompt gt In SCS mode and IPH mode 9A 20 21 09 00 02 01 00 08 00 OD 01 02 03 04 05 06 07 08 lt prompt gt This is a further example where the data stage is requesting a number of input bytes The command is given in ECS mode the 8 setup command bytes are given in ASCII mode and the data stage input is represented in binary values SSU A109000201000800 08 00 01 02 03 04 05 06 07 08 lt prompt gt In SCS mode and IPH mode 9A 20 Al 09 00 02 01 OO 08 OO OD 08 00 OD 01 02 03 04 05 06 07 08 lt prompt gt Error Codes Command Failed The currently selected USB device cannot be written to or does not exist The number of bytes specified to write is greater than 128 6 6 7 Set FTDI SF Parameters Device Number 8 bits This is used to force the Monitor to treat a device which has not got an FTDI VID an
52. l Codes Table 6 5 Power Management Commands 6 3 1 Suspend Disk SUD Parameters None Puts the VNC1L into a mode where the disk is automatically suspended when it is not in use It is woken up each time a monitor command is called This only needs to be called once to enable the mode Disable the mode by calling the Wake Disk command Copyright 2007 Future Technology Devices International Ltd 38 a T g KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 There is a large latency in accessing all disks in Suspend Disk Mode If frequent or rapid access to data on a disk is required then the Wake Disk command should be called before the data is accessed Important Due to the variability of the quality of BOMS devices especially USB Flash Disks it is not always possible to reliably suspend and restore disks It is highly recommended that the disk should not be suspended while a file is opened for write or read It is also prudent to test and verify different makes and models disks before deployment Error Codes File Open Another file is currently open for writing Close the other file first and retry the SUD command 6 3 2 Wake Disk WKD Parameters None This command turns off the automatic suspended mode which is enabled by the Suspend Disk command It should be called before transferring large amounts of data to or from a disk Error Codes None 6 3 3 Suspend Monitor SU
53. l Version 2 3 VINCULUM Clearance No FTDI 26 drd 04 00 FF 00 00 lt prompt gt In binary mode 84 OD 04 OD 00 FF 00 00 lt prompt gt Error Codes None 6 6 6 Device Send Setup Data SSU Parameters Packet to Write 8 bytes Setup Packet The SSU command sends a packet of data to a USB device control endpoint with a setup command The target device must be set as the current device refer to the SC commana Section 9 3 of the USB Specification describes the format of a Setup Packet which is sent to a device control endpoint Every Setup Packet is 8 bytes however a follow on data stage can be specified which can send either Data Out to the device or receive Data In from the device Size Offset Field Description byte SC Je bmRequestType Bitmap describing the characteristics of the Setup Packet 1 1 bRequest Specific request Refer to USB Specification Section 9 4 le fe wLength Number of bytes to transfer if there is a data stage to follow Table 6 13 SSU Command Setup Packet Format Important The byte order for multi byte data wValue windex and wLength values in Table 6 13 is LSB first This is the USB protocol byte order rather than the Monitor command input byte order Input or output for the data stage is taken directly from or sent directly to the Monitor input There is no conversion from ASCII to binary in IPA mode No carriage return is required after writing the data to the Monitor nor
54. mer FSL Parameters Latency Byte Latency value Sets the latency timer on an FT232 FT245 or FT2232 connected to Port 1 or Port 2 One byte is supplied which specifies the latency timer value in milliseconds The default is 16ms Error Codes None 6 7 7 Get Bit Mode FGB Parameters None Retrieves the state of the bit mode pins from an FT232 FT245 or FT2232 connected to Port 1 or Port 2 This example reads the bit mode FGB S02 50 lt prompt gt One byte is returned with the state Error Codes None 6 7 8 Set Bit Mode FSB Parameters Bit Mask Byte Mask of bits to change Bit Enable Byte Value of bits to change Sends the SetBitMode command to an FT232 FT245 or FT2232 connected to Port 1 or Port 2 This example sets the bit mode bit 4 to disabled FSB 1000 lt prompt gt Error Codes None 6 8 VMUSIC Commands On VMSC firmware the following extension commands are available to interface with an MP3 decoder To pause playback send either the E or e character to the monitor without sending the carriage return character To resume playback send the carriage return character Copyright 2007 Future Technology Devices International Ltd 51 d D D KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 The Vinculum VNC1L firmware supports MP3 files and unlocked WMA files up to 320 kbit sec This limit is dependent on the speed
55. milar way to a modem Command mode is used to communicate with the VNC1L Data mode is used to communicate with a slave device on USB Port 1 or 2 Copyright 2007 Future Technology Devices International Ltd 11 d D D KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 3 0 Firmware Functionality There are several pre compiled firmware codes available e VDAP disk and peripherals e VDIF disk and FTDI Interface e VMSC music player e VDPS disk PC monitor and slave port e VCDC communication class device This section discusses the functionality and characteristics of each version 3 1 Firmware Functionality Several classes of device can be connected to the USB Ports of the Vinculum VNC1L Each version of firmware code allows a different combination of devices and monitor ports By default the monitor port is active on the combined interface The exception is the VDIF firmware where the monitor port will automatically move to USB Port 1 if a suitable FTDI USB Slave device is connected 3 1 1 USB Slave Peripherals The classes of devices which may be connected to each USB Port are shown for each firmware code shown in Table 3 1 Device FTDI Monitor Printer Hub PC Host Type USB Port VDAP VMSC VDPS VCDC VDIF Table 3 1 Firmware Functionality VDAP firmware is the most general purpose and supports most devices on Port 1 and Port 2 The VMSC and VCDC builds are base
56. nded unless there are specific reasons for using the Monitor on USB Port 1 and as such is only available on request from Technical Support 3 5 VCDC Firmware Selected communication class devices can be connected to the Vinculum VNC1L to provide modem like functionality to microcontrollers The CDC device must support the sub class of Abstract Control Model and have compatible bulk endpoints The CDC firmware requires that call management information can be sent or received over the Data Class interface A connection to a CDC device is shown in Figure 3 4 I Microcontroller CDC Class Slave Device Figure 3 4 Vinculum VNC1L Connected to CDC Class Device When a CDC device is connected to either USB port on the Vinculum VNC1L it is automatically connected in Data Mode to the Monitor interface There are separate output pins for modem control RR DCD used by the VCDC firmware while the connection is active Because of the strict compatibility requirements of this firmware it is only available on request from Technical Support 3 6 VDPS Firmware VDPS firmware can be used if a microcontroller is to be connected to a host port on a PC The Vinculum VNC1L will enumerate as an FTDI FT232B device and load drivers accordingly as shown in Figure 3 5 mn la 1 Monitor USB Slave Peripheral Microcontroller USB Host Figure 3 5 Vinculum VNC1L Connected to Host Copyright 2007 Future Technology Devices International
57. nds must be used This is not performed at startup in Firmware V03 61 onwards As the disk fills due to file system fragmentation the firmware may take a short time to find an unused cluster This can happen mid way during a WRF write operation or when an OPW or MKD is called When there are no remaining free clusters on the disk and the firmware searches for a free cluster it will scan the entire disk once then report Disk Full This final search for a cluster takes a variable length of time depending on the disk geometry and speed If the disk is full and a OPW or MKD command are called the firmware reports Disk Full and no file or subdirectory is created If the disk fills during a WRF operation then the command will continue to accept data until the amount of data specified in the command call has been received then report Disk Full The file size will be set to the size of the file when the disk filled and the file will be truncated at this point Important Long file names in FAT32 file systems are not supported Warning If a BOMS device is removed during a write operation or even while a file is open for writing then data corruption is likely Copyright 2007 Future Technology Devices International Ltd 28 KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Extended Command Set Short Command Set Function EE KD file datetimet 06 20 file 20 Make a new subdirectory in the current directory
58. ning the file the directory table structure specific for that file is modified If bits 23 16 of the parameter are zero indicating an invalid month and day of month then there is no change made to the modified date time or access date of the opened file Otherwise the modified date time and the access date of the file are updated using the file date time passed as a parameter New files When the file is created the creation date time modified date time and access date are set to the parameter value If bits 23 16 of the file time value are zero indicating an invalid month and day of month the default file time is used for the create date time modified date time and access time Note The Default file time is 0x31940000 2004 12 04 12 00 00 Files which have been opened for write must be closed to update the file size record in the directory table If a file is not closed before the device is reset or removed then the file size will not be modified and data lost For a file time of 7 June 2007 at 14 24 51 the following calculations are made Year 2007 1980 27 0x1B Month 6 0x6 Day 7 0x7 Hour 14 OxE Minute 24 0x18 Seconds 51 2 0x19 File time 0x1B lt lt 25 0x6 lt lt 21 7 lt lt 16 OxE lt lt 11 0x18 lt lt 5 0x19 In binary spaces between fields 0011011 0110 00111 01110 011000 11001b Finally convert binary to hexadecimal 0x36C77319 OPW NEW TXT 0x36C
59. nt does not describe the hardware interfaces required to connect a microcontroller to a VNC1L device nor does it provide application notes The following documents are available from FTDI and other sources for this purpose Copyright 2007 Future Technology Devices International Ltd 8 d D D KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Vinculum Website The main website for the Vinculum family of USB Host Controllers http www vinculum com DS_VNC1L 1A Vinculum Embedded USB Host Controller IC Data Sheet http www vinculum com FTDI FT232 FT245 FTDI FT232 FT245 FT2232 Data Sheet FT2232 http www ftdichip com D2XXPG D2XX Programmer s Guide http www ftdichip com VS1003 VS1003 Data Sheet VLSI Solution Oy http www vIsi fi USB 2 0 Universal Serial Bus Specification Revision 2 0 USB Implementers Forum http www usb org Table 1 2 Other Documents Available 1 3 Acronyms and Abbreviations The following terms are used within this document Terms Description A filename format consisting of 1 to 8 characters optionally followed by a period 8 3 then an option extension of up to 3 characters For example TEST TXT ANEWFILE 1 or AFILE File Allocation Table The name for the file system typically used for USB Flash FAT Disks Variants are FAT12 FAT16 and FAT32 the numbers referring to the number of bits used to specify a cluster on
60. o FTDI 26 6 0 Monitor Command Set In the following descriptions values which are received from or sent to the monitor are represented in italics using the codes below file valid filename or directory name any uppercase letter and number combination plus DI amp date 16 bit value representative of a FAT format file date See Table 6 4 datetime 32 bit value representative of a FAT format file date and time See Table 6 4 divisor 3 byte value encoding a baud rate See Table 6 2 qword 64 bit value 8 bytes dword 32 bit value 4 bytes word 16 bit value 2 bytes byte 8 bit value 1 byte data Information returned from an operation which is passed to or from the Monitor unmodified It is not formatted as hexadecimal numbers when the IPA mode is selected In addition the following symbol is used when describing the Extended Command Set indicates that two or more values are not separated by a space e g byte word is a three byte value 6 1 Monitor Configuration Commands This class of command is used to setup the Monitor and detect the version of firmware running on the Vinculum VNC1L Commands are listed in Table 6 1 Extended Command Set Short Command Set Function Hexadecimal Codes 10 OD Switches to the shortened command set Table 6 1 Monitor Configuration Commands Copyright 2007 Future Technology Devices International Ltd 25 NO A b Vinculum Firmware User Manual Vers
61. ompts and error responses are always followed by a carriage return character 5 5 1 Successful Command Prompt The appropriate response from Table 5 1 is displayed upon successful completion of a command Copyright 2007 Future Technology Devices International Ltd 21 d ae pi KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Extended Command Set Short Command Set sd 3E OD Table 5 1 Monitor Prompts for Successful Command Completion 5 5 2 Empty Command Prompts A single carriage return is used to query the presence of a disk The responses which the Monitor returns are shown in Table 5 2 The command prompt does not reflect the current directory on a disk Disk Present Extended Command Set Short Command Set D gt gt 3E 0D No Disk ND 4E 44 OD Table 5 2 Monitor Prompts with No Command Issued 5 5 3 Error Messages If a command is not recognised then the monitor will respond with a Bad Command error A complete list of error or failure responses is given in Table 5 3 These responses also serve as a prompt for the next Monitor command Copyright 2007 Future Technology Devices International Ltd 22 d E Kb KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Bad Command BCH Command not recognised 42 43 0D Command Failede CFH Filename or directory name not found 43 46 0D Disk Fulle Dre No free space on disk 44 46 OD
62. on once it is started If insufficient bytes have been sent or received the device will appear unresponsive On the VDRIVE VDIP and VMUSIC modules one LED will flash continually until the required number of bytes has been transferred Copyright 2007 Future Technology Devices International Ltd 64 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 9 2 USB Devices 9 2 1 Low Speed Devices USB 1 1 Low Speed Devices connected directly to the Vinculum VNC1L do not receive a Start of Frame SOF packet A Keep Alive state is asserted once every millisecond This should not be an issue for successful operation of most Low Speed Devices However problems may be encountered if Low Speed Devices are present on USB Hubs 9 2 2 USB Disk Support Only USB disks which support the SCSI or AT command sets will operate on the Vinculum These devices can be identified by their USB Class Subclass and Protocol values of 0x08 0x06 and 0x50 respectively Disks which do not have a sector size of 512 bytes are not supported Copyright 2007 Future Technology Devices International Ltd 65 NU q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 10 0 Contact Information Head Office Glasgow UK Future Technology Devices International Limited 373 Scotland Street Glasgow G5 8QB United Kingdom Tel 44 0 141 429 2777 Fax 44 0 141 429 2758 E Mail Sales vinc
63. or FT2232 connected to Port 1 or Port 2 In Table 6 17 the two encoded bytes are shown to allow changing the number of data bits parity number of stop bits and break Copyright 2007 Future Technology Devices International Ltd 49 KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Number of Data bits 7 7 data bits 8 8 data bits 2nd Byte Operation Number of Stop bits 0 1 stop bit 1 1 stop bit 2 2 stop bits 1 Send break 0 Stop break Table 6 17 FT232 FT245 FT2232 Data Characteristics Bytes Error Codes None 6 7 4 Set Flow Control FFC Parameters Flow Control Byte Encoded flow control Sets the flow control mode on an FT232 FT245 or FT2232 connected to Port 1 or Port 2 Table 6 18 lists the flow control options available Hardware handshake RTS CTS Software handshake XOFF XOFF Reserved 0 Hardware handshake DTR DSR Table 6 18 FT232 FT245 FT2232 Flow Control Bytes Error Codes None Copyright 2007 Future Technology Devices International Ltd 50 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 6 7 5 Get Modem Status FGM Parameters None Gets the modem status from an FT232 FT245 or FT2232 connected to Port 1 or Port 2 Two bytes are returned Table 6 16 is used to decode the bits to determine the status of DTR and RTS Error Codes None 6 7 6 Set Latency Ti
64. rt A on a FT2232 chip and the second one is port B It is important that before attempting to talk to a device that it is set to be the current device with the SC Set Current command To select device 0 or port A of the FT2232 chip sc 0 Diya At this point communication is open between the Monitor and the endpoint of the selected device FTDI setup commands or data can be sent to the device fbd 384100 D A fmc 0303 D gt ffc 01 D gt The commands set baud rate to 9600 RTS DTR active and RTS CTS flow control respectively Data mode can be entered by setting DATAREQ active low and waiting for DATAACK low Copyright 2007 Future Technology Devices International Ltd 60 NU q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 icrocontroller FTDI FT2232 Figure 8 1 Vinculum VNC1L Connected to USB Device in Data Mode Once the acknowledge DATAACK low has been received all data sent to the Monitor will go directly to port A of the FT2232 chip and all data received by the port A of the FT2232 chip will be echoed to the Monitor This is illustrated in Figure 8 1 8 2 Sending Data to USB Device Command Mode In this example we connect a Vinculum VNC1L running VDAP firmware to a USB device using command mode only as illustrated in Figure 8 2 USB Device Figure 8 2 Vinculum VNC1L Connected to USB Device in Command Mode To send data to the device firs
65. seeeeeegseeeee sa seeeeeegseeeeeeaseeeneneeseenenes 23 Table 5 4 Monitor Events sisean aaa bcd aaae aa aoa aaa aa aAa a aa Aa a aa a aaa aa eee diaaa 24 Table 6 1 Monitor Configuration ComMmmandS s sssssesnseunseunreunnnunnnunnnunnnunnnnunnnunnnunnnnnnnnnnnnnnnnnnnnnnn nnna nnn 25 Table 6 2 Monitor Baud Rates ccseseccseeeeeeee eens ee en seen eee neeeeee ene eeee eg geeeee eg geaeeeegseeee sg nnmnnn nnmnnn nnmnnn ennan nananana 27 Table 6 3 Disk CommandS ccseeeeeseeeeeee se neeeeneeee ee eeeenaae ea nnee ea eeeeeeaee geass neeeea eased saaesaneeeenneeesenesesnaeseneeeenenees 30 Table 6 4 File Date and Time Bit Fields seecesseeeeeeeseeeeeeeseeeeeenseeeeeeenseeeeeenseeeeeeaseeeeeegseeeeeeaseeeeneeeeeeenees 30 Table 6 5 Power Management Command ccssecceeseseeeeeseseeeensnseeeeeeneaeeeenseaeeeseneaeeeseseseeeseseeeeeseseseenees 38 Table 6 6 Unused UO Pin Command w sscccssecceeeceeeeeeeeceeeeseeeeneeeeeeaeesanneeeneeeeseeeeseaesaseeeeneeaesenesesnaesaeeeeeeeaees 39 Table 6 7 Port Number Encoding ccccscesseeeeeeeeeeeeeeeecaeeeseeeeneeeeesaaesgsneeeneeeeseaeeesaaesaneeeeeseeeseaeseaneenenseeeeenees 40 Table 6 8 Printer Commands ssis inanon Eed ENEE EEGEN A0 Table 6 9 Printer Status Encoding ees seeEERKEEEERSEERSREEEREEEEEREEEEREREEEREEEEEREEEEEREEEREREEEREEEEEREEEEEREEEREEEEEER REENEN en 41 Table 6 10 USB Device CommandS cscccsseeeseeeeeeeeee ene seneeeeneeeeesaesaseeeeneneeeeaesesaaesaa
66. ssuneeunnennenunnnnnnnnnnnnnnnnnnnnnnn ennn nnnnnnnn unnn nnnn nunn nnnnnn unnn nn nnan n nunnan nnana 19 Figure 8 1 Vinculum VNC1L Connected to USB Device in Data Mode s sssnssunnsunnnunnnunnnunnnunnnnnnnnnnnna 61 Figure 8 2 Vinculum VNC1L Connected to USB Device in Command Mode sssssesseeseessesseersees 61 Figure 8 3 Vinculum VNC1L Connected to Host and a Slave Device ccsecccesceesseeeeseeeeeeeeeseeeseneeeeeeees 62 Copyright 2007 Future Technology Devices International Ltd 7 d D D q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 1 0 Preface The objective of this document is to detail the functions performed by the Vinculum VNC1L firmware the differences between each firmware version and the connections required to be made to the device 1 1 Conventions The following conventions are used in this document Monospaced type Indicates input or output from the monitor Boldface monospaced Indicates input supplied by the user type Italic monospaced Indicates binary characters ASCII values of characters type important Signals that the information supplied is important Note Provide additional information about a topic Marie O Indicate potential damage to equipment or loss of data Is used to show a range For instance a range of bits 15 9 is bits 15 to 9 inclusive of a binary value Table 1 1 Document Conventions 1 2 References This docume
67. sters on the VLSI VS1003 MP3 decoder This can be used for setting the playback volume The VLSI VS1003 is referenced in Table 1 2 Error Codes None 6 8 9 Read Command Register VRD Parameters Register Number 8 bits Reads from the command register on the VLSI VS1003 The VLSI VS1003 is referenced in Table 1 2 Error Codes None 6 8 10 Set Volume VSV Parameters Volume 8 bits Sets the volume for both left and right channels in the VLSI VS1003 A volume of 0x00 is maximum volume NEE is minimum volume The VLSI VS1003 is referenced in Table 1 2 Error Codes None 6 8 11 Pause Playback VP Parameters None Pauses the current file if a file is currently playing or resumes playback if the playback is currently paused If a VSF or VSB command is issued during a pause then the next or previous file will start playing The prompt is always displayted Copyright 2007 Future Technology Devices International Ltd 55 d E Kb KI b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 after a VP command although track information playing time and file names playing may appear between the time the VP command is sent to the VNC1L and the prompt appearing Error Codes None 6 9 Debug Commands Extended Command Set Short Command Set Function Hexadecimal Codes 03 20 dword 0D Sector dump SW dword 92 20 dword 0D Sector write data data 95 20 file OD Upgrade firmware from nam
68. the connection obtained with VCDC firmware but allows control over when to initiate the connection to the CDC device however the DTR and DSR lines from the modem are not available Copyright 2007 Future Technology Devices International Ltd 19 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 DU Monitor Introduction This section discusses the various methods of interacting with the Monitor 5 1 Monitor Modes There are two command entry modes supported in the Monitor Extended or Short These determine the way a command is entered and how prompts are displayed In extended mode printable characters are used and commands are typically longer In short command mode the commands are optimised for programmatical control and have binary values representing the command Note After reset the Monitor defaults to Extended Command Set 5 2 Numerical Modes The two numerical modes available for Monitor commands are independent of the selected command set ASCII Mode invoked using the IPA command uses printable characters Binary Mode selected by the IPH command uses binary values In binary mode values are always a fixed number of bytes depending on the command In ASCII mode an inputted decimal or hexadecimal number is entered and converted from hexadecimal if it starts with or Ox otherwise it is assumed to be decimal There is a limitation of 8 characters for a decimal value
69. the upgrade file When the Flash Disk is inserted and detected by the Vinculum VNC1L it checks for a file called F TRFB FTD in the root directory of the disk If this file is found it will verify the format of the file matches a Vinculum VNC1L firmware upgrade file If the file format is correct then it will upgrade the firmware with the firmware image from the file FTD files are supplied on the Vinculum website but will require renaming to FTRFB FTD to be recognised as firmware upgrade files 3 2 VDAP Firmware Figure 3 1 demonstrates using the Vinculum VNC1L to provide USB Host functionality to a microcontroller which is a typical application for VDAP firmware This will have the monitor port on the combined interface allowing BOMS devices to be connected to Port 2 and USB Slave Peripherals to Port 1 BOMS Flash Disk DESS USB Slave Peripheral icrocontroller Figure 3 1 Vinculum VNC1L Connected to Microcontroller 3 3 VMSC Firmware VMSC firmware is similar to VDAP firmware but introduces new commands to allow playback through an MP3 decoder chip Data is sent to a VLSI VS1003 MP3 decoder over an SPI bus and control of playback is performed by a microcontroller as illustrated in Figure 3 2 Copyright 2007 Future Technology Devices International Ltd 13 NOU x b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Monitor BOMS Flash Disk Control Headphone Jack Fig
70. tly we need to setup communications with the printer using the SC Set Current command then utilise the DSD Device Send Data command to send a string of text The DSD command can only send a maximum of 128 characters at a time The example below is to send a short string to USB Printer which is able to receive standard printable characters sent from the USB Port A suitable printer to use is an HP DeskJet 460 Device Detected P1 ipad D A qp1 24 S00 D A Copyright 2007 Future Technology Devices International Ltd 61 a T g q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 qd 0 01 08 81 40 01 40 03 04 01 01 00 07 01 02 F0 03 12 13 00 01 01 00 00 00 00 00 00 00 00 00 00 S 00 D gt e DT Dirk D gt e dsd 9e hello 2ue a D gt Reading data from a device is performed in much the same way After the device has been sent as the current device the DRD Device Read Data command can read pending data from the device and display that on the monitor In this example a USB mouse is read D A drd 04 00 FF 00 00 D gt Note The Monitor returned the size of the data read as the first byte Since this example is in IPA mode the size is given in ASCII text and the data which follows is in binary format indicated by italics in the example 8 3 VDPS to PC Host In VDPS firmware USB Port 1 is a USB Slave port USB
71. to set pins to be output pins and the Value parameter specifies which are to be set high Set Port AC 0x01 bit 1 and bit O to outputs 0x03 with bit 1 high and bit O low 0x02 Iow 010302 lt prompt gt Error Codes None 6 5 Printer Commands Extended Command Set Short Command Set Function Hexadecimal Codes Table 6 8 Printer Commands 6 5 1 Printer Get Status PGS Parameters None Retrieves the status of a printer This is one byte and decoded using the information in Table 6 8 Copyright 2007 Future Technology Devices International Ltd 40 a T g q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Meaning Always 0 Paper Empty Selected Not Error Always 0 Table 6 9 Printer Status Encoding Error Codes None 6 5 2 Printer Soft Reset PSR Parameters None Sends a soft reset command to a printer Error Codes None 6 6 USB Device Commands The Vinculum VNC1L firmware implements a convention to allocate device numbers to interfaces on USB devices There can be up to 16 devices accessible to the Monitor to allow for multiple interfaces presented by devices such as the FT2232 chip The mapping of physical devices to device numbers used in the Monitor is dependent on other devices connected and the order in which these devices have been connected It is therefore not safe to assume that a given device will always be allocated the same device number
72. tory is created with the name specified in the filename parameter This may be formatted as 8 3 An optional parameter is used to specify a directory date and time See the 32 Bit Values column in Table 6 4 for format of the parameter value The resolution for time in this command is 2 seconds An example is given in the OPW Command description When the directory is created the creation date time modified date time and access date are set to the parameter value If bits 23 16 of the file time value are zero indicating an invalid month and day of month the default directory time is used for the create date time modified date time and access time Note The default directory time is 0x31940000 2004 12 04 12 00 00 Error Codes Command Failed The filename specified already exists or the maximum number of files allowed in the root directory has been reached Disk Full There were not enough free allocation units on the disk to complete the write operation Filename Invalid The name of the directory is invalid or contains disallowed characters Copyright 2007 Future Technology Devices International Ltd 32 NO A b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 File Open A file is currently opened by a VMUSIC command Stop playback on the VMUSIC before retrying this command 6 2 6 Delete File DLF Parameters Filename Up to 11 characters ASCII The file specified in
73. ulum sales ftdichip com E Mail Support vinculum support ftdichip com E Mail General Enquiries admin1 ftdichip com Web Site URL http www vinculum com Web Shop URL http apple clickandbuild com cnb shop ftdichip Branch Office Taiwan Future Technology Devices International Limited Taiwan 4F No 16 1 Sec 6 Mincyuan East Road Neihu District Taipei 114 Taiwan R O C Tel 886 2 8791 3570 Fax 886 2 8791 3576 E Mail Sales tw sales1 ftdichip com E Mail Support tw support1 ftdichip com E Mail General Enquiries tw admin1 ftdichip com Web Site URL http Awww vinculum com Branch Office Hillsboro Oregon USA Future Technology Devices International Limited USA 7235 NW Evergreen Parkway Suite 600 Hillsboro OR 97124 5803 USA Tel 1 503 547 0988 Fax 1 503 547 0987 E Mail Sales us sales ftdichip com E Mail Support us support ftdichip com E Mail General Enquiries us admin ftdichip com Web Site URL http Awww vinculum com Distributors and Sales Representatives Please visit the Sales Network page of the FTDI Web site for the contact details of our distributor s in your country Copyright 2007 Future Technology Devices International Ltd 66
74. ure 3 2 Vinculum VNC1L Connected to MP3 Decoder and Microcontroller The VLSI VS1003 is referenced in Table 1 2 Current track filename is displayed when playback of a track is started The elapsed time of the current track is displayed every second VMSC firmware relies on hardware connections to devices found on a VMUSIC1 or VMUSIC2 module and will therefore not function with other modules The VMUSIC1 and VMUSIC2 modules do not include USB Port 1 3 4 VDIF Firmware VDIF firmware is designed to work in a similar manner as VDAP firmware until a suitable FTDI USB Slave Peripheral is detected on USB Port 1 When this occurs the monitor ceases to be active on the combined interface and becomes active on the FTDI USB Slave Peripheral as illustrated in Figure 3 3 The firmware will initially use the same baud rate and flow control settings of the combined interface UART FTDI USB Slave Peripheral Figure 3 3 Vinculum VNC1L with Monitor on FTDI Slave Peripheral Suitable FTDI devices to connect to VDIF firmware are the FT232B FT232R or FT2232 The Serial UART output of these FTDI devices can be connected to Serial UARTs for interaction with the Monitor Copyright 2007 Future Technology Devices International Ltd 14 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 If the Monitor is not required to be available on USB Port 1 then VDAP firmware should be used instead This firmware is not recomme
75. w G5 8QB United Kingdom Scotland Registered Number SC136640 Copyright 2007 Future Technology Devices International Ltd d Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 Revision Record Sheet Authors Gordon McNab Filename Vinculum Firmware User Manual V2 3 Rev 2 doc Revision Date Details 1 2007 11 28 Initial Version for Internal Review 2 2006 12 03 Final Revision after Review Sign Off Signatory Signature Date Managing Director F Dart 2007 12 03 Principal Hardware Engineer P Logan 2007 12 03 Principal Software Engineer A Miller 2007 12 03 Senior Marketing Manager Daniel McCaffrey 2007 12 03 Sales Manager Daniel McCaffrey 2007 12 03 Clearance Approval This Document is cleared for Future Technology Devices International use and unrestricted FTDI 26 Clearance Number circulation An NDA is not required prior to external circulation Where applicable for external communications Copyright 2007 Future Technology Devices International Ltd Ve VINCULUM Table of Contents Vinculum Firmware User Manual Version 2 3 Clearance No FTDI 26 ER os gt Eege 8 1 1 COM VOTO S oiiciaie cn cetace cea ntnceincntnaaunsninahinuntadasadantnasinantninsnentans inunbsdnonseipdaanentinnn 8 K SSEN 8 1 3 Acronyms and AbbreviatiOns cccccccceeeseeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeseeeeeeeeeess 9 2 0 Introduct
76. yright 2007 Future Technology Devices International Ltd 31 NO q b Vinculum Firmware User Manual Version 2 3 VINCULUM Clearance No FTDI 26 File Open A file is currently open for writing or is being accessed by a VMUSIC command Close the open file first before retrying this command 6 2 3 Read File RD Parameters Filename Up to 11 characters ASCII This command sends the entire contents of a file to the Monitor If the number of bytes expected to be received from the Monitor is required then a DIR command should be done to find out the size of the file beforehand Error Codes Command Failed The filename specified does not exist File Open A file is currently open for writing Close the open file first before retrying this command 6 2 4 Delete Directory DLD Parameters Filename Up to 11 characters ASCII If the subdirectory in the filename parameter is empty then the subdirectory is removed Error Codes Command Failed The filename specified does not exist Dir Not Empty There are files or subdirectories in the subdirectory to be deleted The subdirectory must be empty before the operation can be completed File Open A file is currently opened by a VMUSIC command Stop playback on the VMUSIC before retrying this command 6 2 5 Make Directory MKD Parameters Filename Up to 11 characters ASCII File Date and Time Optional 32 bit file date and time A subdirec

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