M-Audio DELTA 1010 Computer Hardware User Manual
Contents
1. Evaluates MAX1416 MAX1415 MX7705 MAX1416 Evaluation Kit Evaluation System T MAX1416 Evaluation Software ready laf x File View Help Measuremert Setup Clock Gan Comme and Data The Setup Register conliguies the analog inputs and starts 62 61 60 107 32 01695 BUF FSYNC 7 Low Level Data COMMS SETUP 0001 0000 0010 1000 0000 0000 0000 0000 DRU Y xix xxx don Figure 2 MAX1416 Main Window of the Evaluation Software Setup Tab Sheet 6 AVLAZX LA 1416 Evaluation Kit Evaluation System M AX1415 Evaluation Sol ware ready MERO 1 reserved 0 reserved INT 0 extemal oscillator CLEDIS 0 Enable MELK v 745 5 nn 15 Fs1 Fs0 Low Level Data COMMS reading 0010 1000 1111 1111 0000 1000 1101 s x x xac CLOCK Figure 3 MAX1416 Main Window of the Evaluation Software Clock Tab Sheet 7 lt 022 Evaluates MAX1416 MAX1415 MX7705 MAX1416 Evaluation Kit Evaluation System TT 416 E m Sollware Tm The Olfset Registers calibrate the zero scale value lor each channel Low Level Data COMES reading 0110 1000 1111 1111 1111 1111 1111 1111 0000 1000 0000 0000 0000 0000 0020 00002. When using an external crystal the MCLKIN and MCLKOUT nodes are very sensitive to extra load capacitance Connecting a typical 10x scope probe effectively doubles the load capacitance from 20pF to 40pF which can slow down or even halt oscillation When using the internal oscillator clock register INT 1 and CLKDIS 0 the oscillator signal is visible on the MCLKOUT pin In this mode MCLKOUT can be mea sured using a typical 10x scope probe S0ZZXW S LE LXVW 9LPEXVIW seenjeA3 Evaluates MAX1416 MAX1415 MX7705 MAX1416 Evaluation Kit Evaluation System Problem Internal oscillator does not work Table 1 Jumper Functions The internal oscillator mode is a feature of the SHUNT MAX1416 MAX1415 only and is not supported on the FUNCTION MX7705 The MX7705 requires an external clock and POSITION can only be used with INT To observe the internal U2 MAX873 supplies REF oscillator driving the MCLKOUT pin U1 must be a 0506 _ reference voltage MAX1416 MAX1415 and the clock register must have INT 1 and CLKDIS 0 must be externally connected Closed EF connects to ground at U2 Problem Measurements are erratic or unstable or there is poor accuracy pe y F 2 1 2 LKIN ts t tal Y1 Check the reference voltage using a digital voltmeter 12 27078 Use an oscilloscope to check for noise When probing Open CLKIN is not connected for noise keep the oscilloscope ground
3. DROW x xx x xxx OFST Figure 4 MAX1416 Main Window of the Evaluation Software Offset Tab Sheet AINT 0 11 AIN2 AIN2 16777215 e Ane peras AVLAZX LA 1416 Evaluation Kit Evaluation System TATE Evaluation Sollware ready The Gain Registers calibrate the full scale value for each channel amas an2 Tera ant an COMMS 0111 1000 1111 1111 1111 1111 1111 1111 0000 1000 0000 0000 0000 0000 0000 x x x x xx Figure 5 MAX1416 Main Window of the Evaluation Software Gain Tab Sheet MAAILM 9 lt 022 Evaluates MAX1416 MAX1415 MX7705 MAX1416 Evaluation Kit Evaluation System yvi MAX1416 Evaluation Software ready x File View Help Measurement Setup Clock Offset Gain Comms and Data Use the Measurement tab to select a channel and read the data register Data Register 32764 Comms Register Power Down 1 Write RS2 RsS0 RAY PD CH1 CHO 000 1 0 00 Reset serial interface by clocking in 32 one s Pulse the RESET line Hold CS pin low Low Level Data COMMS reading 0000 1000 0000 0000 0000 1000 DADY www w HN COMMS Figure 6 MAX1416 Main Window of the Evaluation Software Comms and Data Tab Sheet 10 AVLAX LA
4. return lead as CLKIN connects to ground short as possible preferably less than 1 2 in 10mm 2 3 MAX1416 MAX1415 internal Problem Unacceptable errors when measuring a scillator mode only transducer Closed CLKOUT drives crystal Y1 Although most signal sources can be connected direct ly to the MAX1416 s analog input some high imped ance signal sources may require using the internal input buffer BUF 1 Problem PDA hot sync software or other device soft ware interferes with EV kit software COM ports can only be used by one device at a time Disable PDA hot sync manager CLKOUT is not connected Open 1416 1415 internal oscillator mode only Default configuration QSPI is a trademark of Motorola Inc 4 AVLAX LA 1416 Evaluation Kit Evaluation System MAKI4A16 Evaluation Sollware Analog Input Measurement REF voltage 2 2800 For 416 ewe MELK input Extemal 4 9152 MHz crystal H BD Hz data rate Ho Auto Read AINT _ AINT 49117 1 247330 haste O O Auto Reed 9 Ato Read Low Level Data COMMS readng 0011 1000 1111 1111 1111 1111 0000 0000 1011 1111 1101 1101 DRY s xx xxx DATA Figure 1 MAX1416 Main Window of the Evaluation Software Measurement Tab Sheet 5 lt 022
5. 1 and FSO bits in the clock register determine the data rate The Initialize button writes the clock register INT CLKDIS CLKDIV CLK and FS bits and then writes to the setup register with FSYNC 1 The exact value written to the clock register depends on the MCLK input setting and can be viewed by bringing up the Clock tab sheet after initialization The Calibrate button first writes the setup register with FSYNC 1 then writes setup with MD 01 self cali bration mode and FSYNC After DRDY returns low the 1416 setup register automatically returns to MD 00 and FSYNC 0 AVLAZX LA The Setup Clock Offset and Gain tab sheets provide read write access to each of the registers See Figures 2 5 The Comms and Data Figure 6 tab sheet provides access to the Standby bit The comms registers RS2 RS1 RSO and R W bits are automatically set by each register s read and write buttons The channel select bits CH1 and CHO are determined by which channel is selected on the Measurement tab sheet Sampling To collect data go to the Measurement tab sheet and click Sample Select the sample size and click Begin Sampling After the samples have been collected the data is automatically uploaded to the host and is graphed Once displayed the data can be saved to a file optional Saving Graphs to Disk Data in the real time graph and in the sampled data graphs can be saved to a file Figures 7 8 Only the raw out
6. 1416 Evaluation Kit Evaluation System TI S ample Run 1 60 00 sps 972672003 4 03 11 PM File Options Length ale 32891 Mean 32777 52832 StdDev 25 038947 YTop 32927 YScale 25 YBottom 32500 0 5 38 XRight 2074 Figure 7 MAX1416 Saving Graphs to Disk vi Sample Run 1 60 00 sps 9 26 2003 4 03 11 File Options Length s es mms vla 32891 Mean 22777 52832 StdDev 25 038947 UU E _ YBottom 0 XLeft 32581 Scale 6 XRight 32908 Figure 8 MAX1416 Saving Graphs to Disk AVLAZCLAI 11 S0ZZXW S LE LXVW 9LPEXVIW t Ki ion MAX1416 Evaluat Evaluation System OvELXVN Vr xvi vn 32018 9 1 0 dWAL ON 1541 1531 8XVIA 2018 S02Z2XM SLbPLXVMW 9LbPLXVM OvELXYN f 04 NDIN 9LELXVIA in xs 1 81 32018 7HNCSL6 Y E yas Figure 9 MAX1416 EV Kit Schematic AVLAX LA 12 1416 Evaluation Kit Evaluation System wo 1 408 737 7600 WWW MAXI
7. 19 3084 12 03 General Description The MAX1416 evaluation kit EV kit is an assembled and tested circuit board that demonstrates the MAX1416 multichannel 16 bit sigma delta data acquisition system Windows 98 2000 XP software provides a convenient user interface to exercise the features of the MAX1416 Order the complete evaluation system EV system 1416 16 for a comprehensive evaluation of the MAX1416 using a personal computer Order the EV kit MAX1416EVKIT if the 68HC16MODULE DIP has been purchased with a previous Maxim EV system or for cus tom use in other microcontroller uC based systems To evaluate the MAX1415 request a free sample of the MAX1415EUE To evaluate the MX7705 request a free sample of the MX7705EUE MAX1416EVC16 System Component List PART QTY DESCRIPTION MAX1416EVKIT 1 MAX1416 evaluation kit 68HC16MODULE DIP 1 68HC16 uC module REFERENCE DESCRIPTION M AALS MAX1416 Evaluation Kit Evaluation System Features Proven PC Board Layout Complete Evaluation System Convenient On Board Test Points Fully Assembled and Tested Ordering Information TEMP RANGE 0 to 70 0 to 70 INTERFACE Windows software MAX1416EVC16 MAX1416EVKIT User supplied Note MAX1416 software is designed for use with the com plete EV system MAX1416EVC 16 It includes a 68HC 16MOD ULE DIP module and a MAX1416EVKIT If the MAX1
8. 416 evalua tion software is not used the MAX1416EVKIT board can be pur chased by itself without the MAX1416EVKIT Parts List REFERENCE o lt DESCRIPTION C1 CA C10 0 01yF 10V X7R ceramic capacitors C11 radial leaded H1 J1 8 pin header 2 x 20 right angle socket 0 01uF 10 50V X7R ceramic capacitor 0603 Taiyo Yuden UMK107B103KZ TDK C1608X7R1H103KT U1 U2 U3 04 2 pin header 2 pin header 3 pin header 2 pin header 4 7 20 10V X5R ceramic capacitor 1206 Taiyo Yuden LMK316BJ475ML TDK C3216X5R1A475MT 22pF 5 50V ceramic capacitors 0603 C1608CO0G 1H220J O 1uF 10 50V X7R ceramic capacitors 0805 Taiyo Yuden UMK212BJ104KG TDK C2012X7R1H104KT C9 C12 10V X7R ceramic capacitor 0805 TDK C2012X7R1A105K Windows is a registered trademark of Microsoft Corp MAKINI JU1 JU4 R1 R4 R5 R6 TB1 Shunts 100 5 resistors axial leaded 10Q 5 resistors 1206 0 200in 2 circuit screw terminal _ _ 0 200 3 circuit screw terminal blocks U1 MAX1416EUE U2 MAX873ACSA MAX1840EUB 4 9152MHz crystal HC49 US parallel resonant 20pF load ECS 49 20 4 MAX1416 PC board Software disk MAX1416 Evaluation Kit TB2 TB3 Maxim Integrated Products 1 For pricing delivery and ordering information please contact Maxi
9. M IC COM MAX1416 EVALUATION KIT Cu 02 c6 5 tics JU2 DRDY 9j e e SCLK e C JU3 mm ded is C7 C8 Di TB2 08 03 HG MADE IN THE USA e e e e e e af ex e 7 e e eq ez ee Figure 11 MAX1416 EV Kit PC Board Layout Component Side MAALM 13 SOZLZXW SEVELXVIN OLPELXVW MAX1416 MAX1415 MX7705 Evaluates MAX1416 Evaluation Kit Evaluation System Figure 12 MAX1416 EV Kit PC Board Layout Solder Side Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product No circuit patent licenses are implied Maxim reserves the right to change the circuitry and specifications without notice at any time 14 Maxim Integrated Products 120 San Gabriel Drive Sunnyvale CA 94086 408 737 7600 2003 Maxim Integrated Products Printed USA MAXIM is a registered trademark of Maxim Integrated Products
10. m Dallas Direct at 1 888 629 4642 or visit Maxim s website at www maxim ic com SOZLZXW SELVELXVIN OLPLXVW seenjeA3 1416 Evaluation Kit Evaluation System Component Suppliers SUPPLIER PHONE FAX WEBSITE Note Please indicate that you are using the MAX1416 when contacting these component suppliers Evaluates MAX1416 MAX1415 MX7705 Quick Start Required Equipment Before you begin you need the following equipment e MAX1416EVC16 contains a MAX1416EVKIT board and a 68HC16MODULE DIP DC power supply 7VDC to 12VDC at 0 25A DC power supply 5 e Windows 98 2000 XP computer with an available serial COM port 9 I O extension cable Procedure Do not turn on the power until all connections are completed 1 Ensure that JU1 JU2 and JUA are closed and that is in the 1 2 position see Table 1 for jumper settings 2 Carefully connect the boards by aligning the 40 pin header of the 1416 EV kit with the 40 pin con nector of the 68HC16MODULE DIP module Gently press them together The two boards should be flush against one another 3 Connect the 5VDC power source to the 1416 EV kit at terminal block TB1 Observe the polarity marked on the board 4 Connect the 7VDC to 20VDC power source to the uC module at the terminal block located next to the on off switch along the top edge of the module Observe the polarity marked on the board 5 Connec
11. ptions e In step 1 leave JU1 and JU2 open e n step apply 3VDC power supply instead of 5V to TB1 Apply an external 1 225VDC differen tial reference between TB3 pins 3 and 2 e After step 10 go to the software s Measurement tab sheet and type the new reference voltage of 1 225 next to REF voltage Evaluating the MX7705 To evaluate the MX7705 request a free sample of the MX7705EUE and replace U1 The MX7705 is similar to the MAX1415 1416 except it does not support internal clock mode INT must always be zero Using an External Reference To use an external reference remove the shunts from JU1 and JU2 and connect a differential reference between TB3 pins 3 and 2 The evaluation software assumes a 2 500V reference voltage unless otherwise specified To override this value go to the Measurement tab sheet and type the new reference voltage next to REF voltage Troubleshooting Problem No output measurement System seems to report zero voltage or fails to make a measurement Check VDD supply voltage at TB1 The EV kit requires a separate supply in addition to the supply on the microcontroller module Check the reference voltage using a digital voltmeter Use an oscilloscope to verify that the CS SCLK and DIN waveforms are correct If the DRDY signal is pulsing then the software has suc cessfully initialized the MAX1416 and conversions have been triggered Problem Cannot see MCLK waveform on oscillo scope
12. put codes are saved but voltages can be inferred based on the reference voltage and the maxi mum code value Evaluating Power Down Mode To enter standby mode first make sure that Auto Read is not checked in the Measurement tab sheet Then go to the Comms and Data tab sheet and check power down then click write Reference Voltage The evaluation software assumes a 2 500V reference voltage unless otherwise specified To override this value go to the Measurement tab sheet and type the new reference voltage next to REF voltage Software Listing The EV kit software disk contains the driver source and header file Refer to DRV1416 cpp and DRV1416 h Detailed Description of Hardware The MAX1416 U1 is a multichannel 16 bit sigma delta data acquisition system Resistors R1 R4 and 1 4 act as anti aliasing filters The MAX873 U2 is a 2 5V reference C14 ensures the MAX873 s stability for arbitrary values of input capacitor C11 Level transla tors U3 and U4 allow the kit to support the 3V MAX1415 as well as the 5V 1416 The input signal can be applied directly to terminal blocks TB2 and TB3 C5 and C6 bypass the analog to digital converter s power supply See Figure 9 and refer to the MAX1416 data sheet MAALM MAX1416 Evaluation Kit Evaluation System Evaluating the MAX1415 To evaluate the MAX1415 request a free sample of the MAX1415EUE and replace U1 Follow the Quick Start procedure with the following exce
13. t a cable from the computer s serial port to the uC module If using a 9 pin serial port use a straight through 9 pin female to male cable If the only available serial port uses a 25 pin connector a standard 25 pin to 9 pin adapter is required The EV kit software checks the modem status lines CTS DSR DCD to confirm that the correct port has been selected 6 Install the evaluation software on your computer by running the INSTALL EXE program on the disk The program files are copied and icons are created for them in the Windows Start menu 7 Turn on the power supply 8 Start the MAX1416 program by clicking on its icon in the Start menu 9 The program prompts you to connect the uC mod ule and to turn on its power Slide SW1 to the ON position Select the correct serial port and click OK The program automatically downloads its soft ware to the module 10 When the main window appears Figure 1 click Initialize and then Calibrate 11 Apply input signals between 1 and AIN1 Tie the unused analog input AIN2 and AIN2 to GND Click Read or check Auto Read Observe the code and voltage readout on the screen Detailed Description of Software The main window of the evaluation software controls the features of the MAX1416 The Measurement tab sheet is used to initialize calibrate and read data Prior to read ing the MAX1416 select the appropriate MCLK master clock input source and click Initialize The FS
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