Evaluation Kit User Manual for TP to USB converter
Contents
1. 7 The Device Manager lists all the hardware devices installed on your computer Use the Device Manager to change the properties of any device Device Manager Drivers Driver Signing lets you make sure that installed drivers are compatible with Windows Windows Update lets you set up how Windows connects to Windows Update for drivers ge Keyboards 5 Mice and other pointing devices Modems Monitors BS Network adapters Driver Signing windows Update Hardware Profiles p PCMCIA adapters Hardware profiles provide a way for you to set up and store zh Ports COM amp LPT 2 different hardware configurations Communications Port COM1 Y CP210x USB to UART Bridge Controller COM oo UF ECP Printer Port LPT1 jg Toshiba BT Port COMO jg Toshiba BT Port COM11 4 Toshiba BT Port COM12 ia Te LihL MT Mawk Fenda Hardware Profiles Cancel Figure 9 Hardware in system properties Figure 10 Device manager The COM port number can be found in parenthesis behind CP210x USB to UART Bridge Controller inside Ports COM amp LPT in 10 E TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World 3 Running the demo system 3 1 Connecting hardware Connect the TP to USB converter to your computer using the USB cable How to identify the virtual serial port com port to use is described in chapter 0 Make a note of the specific com port us2. documentation is available after installation independently of the CD E TP4000 Program SOLUTIONS AEROSPACE Version information of the connected TPUSB a A Converter can be obtained by using the Version 2 toe button in Figure 12 To jos m 1032 46 1092 94 3 2 1 Description of the main GUI The main GUI in Figure 13 Figure 14 and Figure 15 consists of a graph showing the pressure and temperature from the TP unit elapsed during time cos oe arte aes aa of measurement The graph auto scales pressure y axis left side white curve to make the best Figure 13 Main GUI for the software TP4000 P resolution during time The y axis on the right side shows the temperature red curve The pressure and temperature values are digitally displayed above the graph together with a status field nee G P2000 i ONS AEROSPACE K i TP2000 Program a 999 31 7 j J ry re 4 10 4606 10 46 07 1046106 t0m 09 lOn n0 iO aSiii LOre6i gt bO ss3 tOst 10 46 15 Filter VERSON Continuous Off Buller size EEA ee Eier ir ps k 0 04 5 Ez Sample Rate y g moga SW Filter eta Eurom Figure 14 Main GUI for the software TP31XX Figure 15 Main GUI for the software TP2000 iS a TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World Start or Stop When you click on the start button the serial number pressure value and value unit are read from the TP and v
3. back to default Tip adjustment of pressure scale is quickest when sample rate is set to minimum fastest Clear graph When you press the clear graph button the data in the graph 1s deleted Save data The data present in the graph can be stored in an ASCII file at any time To be able to do this the program must be stopped by clicking stop button and then the save data button The user will be prompted for a filename and location of the file Time stamp and pressure value is stored in the file The most easy method to view the data is to drag and drop the ASCII file from Explorer into Excel Note that the timestamp does not include milliseconds dTQ Applies to TP4000 Prototype only This is AT between bridge resistance temperature read from ADC1 and temperatures read from ADC2 Temperatures that can be read are RB Bridge Resistance TB Temperature Bridge and RT Temperature Resistor 3 2 2 Keyboard shortcuts F1 Increase time scale buffer size in the graph F2 Decrease time scale buffer size in the graph F3 Increase pressure scaling of results in the graph F4 Decrease pressure scaling of results in the graph F5 Set F 1 4 settings back to default TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World APPENDIX A Frequently asked questions Why is there a delay from a physical pressure change to an update on the display Assuming that filter and samp
4. TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World MEMSCAP The Power of a Small World Evaluation Kit User Manual for TP to USB converter Bei R ckfragen wenden Sie sich bitte an For requests please contact HJK Sensoren Systeme is J Tel 49 0 8233 77963 0 Fax 49 0 8233 77963 11 www hjk de mailto info hjk de __ Date Sign Rev Reference Date Doc _ Stamp Author 010206 PN _ 00 Archive 337 06 010206 BE TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World 1 Introduction The TP to USB converter is only meant for evaluation purposes It has support for connection of TP2000 TP3 100 and TP4000 pressure transducers 1 1 Contents of the evaluation kit nS onver ter MEMSc AP TP to USB converter TPUSB USB cable CD with demo software Evaluation kit user manual Extension cable for differential pressure transducers e Figure 1 TP to USB converter Note The pressure transducer to be used with this kit must j be ordered separately 1 2 System requirements e Computer with 100 Mbytes free space on HDD and one free USB port e Windows XP with service pack 2 or Windows 2000 with service pack 4 or newer e Web browser optional documentation can be accessed manually 2 Installation 2 1 Installation of the TPUSB Evaluation software Insert the CD into your computer An autorun file should start the installatio
5. ed Place the TP unit onto the converter Figure 11 shows the orientation of a TP2000 unit while connecting Connection must be according to the TP to USB converter marking 3 1 1 Extension cable In cases where a TP unit has a differential Figure 11 Connection of a TP2000 ak pressure sensor the extension cable must be used to be able to connect the TP unit onto the TP to USB converter When using the extension cable make sure that the TP is not rotated to obtain the correct orientation Failure to observe this requirement can permanently damage the TP to USB converter 3 1 2 Power supply The TP to USB converter and the connected TP unit is supplied with 5 VDC from USB To be able to supply TP units with required power the converter contains a voltage doubler The supplying computer must comply with the USB standard from 4 375 to 5 25 V 100 mA TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World 3 2 TPUSB Evaluation software oedet Start the TPUSB Evaluation software located in the start menu Start Programs TPUSB_Evaluation TPUSB_Evaluation Figure 12 shows the initial graphical user interface GUD for the software Select COM port as identified in chapter 0 in the pull down menu in this GUI and click start Optionally the port can be typed in Documentation of Memscap products can by found by using the Info button in Figure 12 which will open a browser window This
6. f the correct driver CP210x USB to UART Bridge Controller COM4 Propert FF X General Port Settings Driver Details Sf CP210e USB to UART Bridge Controller COM4 Driver Provider Silicon Laboratories Driver Date 22 02 2007 Driver Version Digital Signer Microsoft Windows Hardware Compatibility Publ Driver Details To view details about the driver files To update the driver for this device IF the device fails after updating the driver rall Rol Back Driver back to the previously installed driver To uninstall the driver Advanced Figure 17 Current driver version
7. ftware components media printed materials and online or electronic documentation SOFTWARE PRODUCT By installing copying or otherwise using the SOFTWARE PRODUCT you agree to be bound by the terms of this EULA If you do not agree to the terms of this EULA you may not install copy or use the SOFTWARE PRODUCT The SOFTWARE PRODUCT is protected by copyright laws and international copyright treaties as well as other intellectual property laws and treaties The SOFTWARE PRODUCT is licensed not sold I accept the License Agreement s Overall Progress Currently installing NI VISA Runtime 3 4 Part 4 of 13 Validating install Cancel Figure 6 Wait while installing DOC 0213 TPUSB Evaluation Kit User Manual sal Start Installation Review the following summary before continuing Upgrading eNI VISA 3 6 Run Time Support Adding or Changing TPUSB_E valuation Files NI VISA 3 6 Click the Next button to begin installation Click the Back button to change the installation settings Figure 5 Review and click next Installation Complete The installer has finished updating your system Finish Figure 7 Click finish and reboot if asked 03 3 A shortcut to the software is automatically added to the start menu It is located under Start Programs TPUSB_Evaluation TPUSB_Evaluation To remove the program from the computer use the Add Remove Programs from control panel located
8. isualized in the upper parts of the program If there is a communication error the message Connection Failed is written in the same location as the serial number status field after approximately 0 5 minute When communicating the start button becomes a stop button and clicking it will end communication Filter The filter function is implemented in the computer software and can be changed while the program is running Moving the filter control with the PC mouse changes the filter constant Sample rate The number of seconds between each time the sensor signal is measured The sample rate control can be moved with the PC mouse while the program is running to change sample rate Timescale The time scale x axis 1s set to buffer a certain amount of data The buffer size can be adjusted by using the F1 and F2 on the keyboard F1 increases and F2 decreases the buffer size The current buffer size value in time can be found in the lower right corner of the GUI To achieve the highest possible timescale set the sample rate to maximum slowest F5 sets the timescale back to default Tip adjustment of timescale is quickest when sample rate is set to minimum fastest Pressure scale The graph auto scales pressure y axis to make the best resolution during time F3 and F4 can be used to adjust the pressure scale F3 increases and F4 decreases the pressure scaling factor F5 sets the pressure scale
9. le rate is at a requested level it may be that the driver for the USB communication is not the correct version The USB communication is tested with the appended driver CP210x USB to UART Bridge Controller version 4 40 1 0 Due to plug and play functionality and windows update it might be that you use a newer driver with a known bug It is important to install the driver prior to connecting the hardware To check the current driver version do the following 1 Connect HW 2 Locate the unit CP210x USB to UART Bridge Controller in the device manager Start gt Control panel System Hardware Device manager Ports 3 Right click on the unit and choose properties Figure 16 Device Manager File Action view Help mFS eA LRA Portable Devices Y Ports COM amp LPT F Communications Port COM1 J SE oy ECP Printer Port LPT MB Processors tS Smart card readers Sound video and game scan for hardware changes System devices Universal Serial Bus conti Opens property sheet for th Update Driver Disable Uninstall Figure 16 Open properties for the TPUSB unit 4 Find the driver version which is located under the Driver Figure 17 If the driver version is not 4 40 1 0 this might be the reason for your observation In such a case you should disconnect the HW and uninstall the driver using the add or remove programs from the Control panel Refer to chapter 2 2 installation o
10. n automatically If the setup do not start automatically you should run the file named setup exe on the CD manually The setup program is a self extracting installation program which will guide you through the installation of the software as illustrated in 2 to Figure 7 Destination Directory Select the primary installation directory It is strongly recommended that you exit all programs before running this installer Applications that run in the background such as virus scanning utilities might cause the installer to take longer than average to complete All software will be installed in the following location s To install software into a different location s click the Browse button and select another directory Directory for TPUSB_E valuation C Program Files T PUSB_Evaluation Please wait while the installer initializes Directory for National Instruments products C Program Files N ational Instruments Figure 2 Wait while initialising Figure 3 Select directory and click next MEMSCAP The Power of a Small World License Agreement fou must accept the license s displayed below to proceed END USER LICENSE AGREEMENT FOR MEMSCAP SOFTWARE 4 IMPORTANT READ CAREFULLY This Memscap End User License Agreement EULA is a legal agreement between you either an individual or a single entity and Memscap for the Memscap software product s identified above which may include associated so
11. under the start menu of the computer TPUSB Evaluation Kit User Manual MEMSCAP The Power of a Small World 2 2 Installation of the USB driver It is important to install the drivers prior to connecting the hardware With the appended CD still inserted please execute CP210x Driver CP210xVCPiInstaller exe on the CD manually s Silicon Laboratories CP210x USB to UART Bridge Driver Installer F Silicon Laboratories Silicon Laboratories CP210 USB to UART Bridge Installation Location Driver Yersian 4 40 C Program Files Silabs MICUYCP2 10x Change Install Location i Cancel Figure 8 Click install to continue and follow the directions When installation is finished connect the USB cable from the computer to the SPI to USB converter Hardware and driver recognition should now execute automatically 2 3 Virtual COM port identification After driver installation the COM port number for the TPUSB can be found in the device manager Start Control panel System Hardware Device manager Ports System Properties Device Manager System Restore Automatic Updates i Remote File Action view Help General Computer Marne Hardware Advanced s p g WisP 7514 w Batteries F Computer See Disk drives Display adapters 4 DYDICD ROM drives Ba Human Interface Devices IDE ATA ATAPI controllers Device Manager FE rs 7E IEEE 1394 Bus host controllers FE 7
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