STM8T143-EVAL evaluation kit
Contents
1. 13 MB973 5 connector 13 MB973 4 connector 14 Summary of electrode 16 Troubleshooting 2 4 30 Document revision history 2 42 Doc ID 023008 Rev 1 UM1534 List of figures List of figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35 Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 Figure 43 STM8T143 EVAL evaluation 1 MB976 electrode board connected to 972 controller board 7 MB972 controller board 1 9 973 programming and data streaming board 12 ST TSLINK programming dongle 14 MB976 elec2. TVAG EVLISIALS 8 cx8d 1993 Joqqny 8 cx8d 1994 Joqqny OLXZ 06 OLIH JopeoH 6 one 2 9L 9 SL am 4 20 1 AUITSL LS 1410 10041819 6 lt 2 SNIAVdHIS VLVG LNOWLNO 2 viva 5 16 15 V1vd O93HA E anono B ZNO Doc ID 023008 Rev 1 JepeeH 06 N 1 06 1 v v amp 2 2 9 L L 93HA LNO SNO 468IN TWAZ EVLLENLS 82 94614 ezean Bulweans pue zo Board layout UM1534 Appendix Board layout MB972 board layout A 1 Figure 29 972 mechanical drawing WWQO0 GE EQUra d 35 00mm WWEG uuoo c Wwy 11 59 10 71mm 12 70 33 43 Doc ID 023008 Rev 1 Board layout UM1534 Figure 30 MB972 top silkscreen Colm 7 10 buco 1 1 3 75457 n 5 Figure 31 972 top layer
3. 1 29 MB1022 electrode board 1 29 MB1025 electrode board 2 4 2 4 29 STM8T143 EVAL controller board 972 31 STM8T143 EVAL Programming and streaming board MB973 32 MB972 mechanical 33 MB972 top 34 972 top layGr iussus en E EUR e RR RUE RR eee e x 34 MB972 bottom 2 35 MB972 bottom 35 MB973 mechanical 0 0 1 36 973 top 1 37 MB973 top layer ris ce _ 37 MB973 bottom 1 38 MB973 bottom 1 38 MB974 electrode board 4 39 MB975 electrode board 39 MB976 electrode board 40 MB1022 elec
4. 1 Pin 1 of CN2 CN3 connectors are identified by a square 34 43 Doc ID 023008 Rev 1 437 UM1534 Board layout Figure 32 972 bottom silkscreen O SE E uw ved lt Be 55 P 55 N Oo Sm 9 gt Figure 33 MB972 bottom layer 1 Pin 1 of CN1 CN2 CN3 CN4 connectors are identified by square ky Doc ID 023008 Rev 1 35 43 Board layout UM1534 A 2 36 43 MB973 board layout Figure 34 973 mechanical drawing 35 00mm 35 00mm 0000000000 4 STM8T143 PROG amp DATA STREAMING MB973C G 14 35mm 7 95mm 12 70 Doc ID 023008 Rev 1 UM1534 Board layout Figure 35 MB973 top silkscreen 4 STM8T143 PROG amp DATA STREAMING 973 2157515151519 1 4 1 Pin 1 of CN1 CN2 CN3 4 5 connectors are identified by square ky Doc ID 023008 Rev 1 37 43 Board layout UM1534 Figure 37 973 bottom silkscreen Figure 38 MB973 bottom layer QO fA a 1 Pin 1 of CN1 CN2 CN3 CN4 CN5 connectors are identified by square 38 43 Doc ID 023008 Rev 1 ky UM1534
5. Pin CN2 Designation 1 GND Ground 2 GND Ground 3 GND Ground 4 GND Ground Doc ID 023008 Rev 1 ky UM1534 Evaluation kit description 2 2 6 2 3 CN3 and CN4 programming and electrode board connectors Connectors CN3 and are used to connect the electrode boards to the MB972 controller board Table 6 MB972 CN3 connector description Pin CN3 Designation 1 GND Ground 2 GND Ground 3 GND Ground 4 GND Ground 5 GND Ground 6 VREG_SB2 Pin 7 of the STM8T143 if SB2 fitted else NC Table 7 MB972 CN4 connector description Pin CN4 Designation 1 GND Ground 2 Electrode Pin 4 of the 5 8 143 Electrode through RC filter 3 CX SB1 Pin 4 of the STM8T143 if SB1 fitted else NC Pin 5 of the STM8T143 Pin 4 of CN1 4 VDD Pin 6 of CN2 of MB973 Pin 5 of CN3 of MB973 Pin 5 of CN4 of MB973 Pin 1 the STM8T143 Pin 2 of CN1 5 OUT TOUT DATA Pin 5 of CN2 of MB973 Pin 2 of CN3 of MB973 Pin 10 of CN4 of MB973 Pin 8 of the STM8T143 Pin 3 of CN1 6 CTRL POUT Pin 6 of CN2 Pin 3 of CN3 of MB973 Pin 12 of CN4 of MB973 through 1 Programming and data streaming board MB973 description The programming and data streaming board MB973 is used to connect the MB972 controller board to the ST TSLINK programming dongle Depending on how this board is connected to the controller board it is either possible to program the STM8T143 device option bytes or to monitor
6. 39945 1108 8 9 00 2 2169 2925 e pJeog TVAG EVLISIALS 9X 4 2090 4001 vo 609 0 5 090 UX 0LLO OWSH 6090 2 090 HX 54001 5090 HOL pws aew v asn B WATT UEEWIS86ECT an dan 75 8090 WI 9 4 1 5090 909 3002 3009419313 d ux an 83 aah 9 09 TAYO Inodma1d 9 AZ9WNEH L9LS YNO vas oJun 554 VARII VIVOIROIInO NION 090 ZX 4401 vi 06 4 JepeeH in 19 o 608 MOI eu OLLO OWSH ta 090 m 2 06 4 JepeeH VLVO LNOL LNO 22681 1v A3 Et 18145 2268 49j041002 25 Ze 4 Doc ID 023008 Rev 1 31 43 Board schematics UM1534 LA90Z0ESW 32 43 119945 1102 438 9 10 2 68W eouelgoH 2926
7. Board layout A 3 Electrode board layouts Figure 39 974 electrode board 35 05mm Figure 40 MB975 electrode board lt lt AINAS Doc ID 023008 Rev 1 39 43 Board layout UM1534 Figure 41 MB976 electrode board 219 919191912 alen A Figure 42 1022 electrode board 35 OSmm 35 OSmm 3 05mm 3 05mm 40 43 Doc ID 023008 Rev 1 UM1534 Board layout Figure 43 1025 electrode board 5 5 FIA A 5 15191919127 Doc ID 023008 Rev 1 41 43 Revision history UM1534 Revision history 42 43 Table 15 Document revision history Date Revision Changes 27 Aug 2012 1 Initial release Doc ID 023008 Rev 1 UM1534 Please Read Carefully Information in this document is provided solely in connection with ST products STMicroelectronics NV and its subsidiaries 5 reserve the right to make changes corrections modifications or improvements to this document and the products and services described herein at any time without notice All ST products are sold pursuant to ST s terms and conditions of sale Purchasers are solely responsible for the choice selection and use of the ST products and services described herein and ST assumes no liability whatsoever relating to the choice selection or u
8. wv UM1534 71 User manual STM8T143 EVAL evaluation kit Introduction The STM8T143 EVAL evaluation kit helps you to discover the touch and proximity capacitive sensor features of the STM8T143 microcontroller and to develop your applications easily It is based on an STM8T143AM62 microcontroller and includes a controller board with the STM8T143 a programming data streaming board and five electrode boards Figure 1 STM8T143 EVAL evaluation kit 20 SQUARE ELECTRODE 100 GND PLANE MBS76B 5 s7M8T143 PROG F 8 DATA STREAMING MB973C at Od QE STMST143 EURL MB972B Prox Touch Table 1 lists the applicable tools concerned by this user manual Table 1 Applicable tools Type Applicable products August 2012 Doc ID 023008 Rev 1 1 43 www st com Contents UM1534 Contents 1 Quick start E 6 1 1 System requirements 6 1 2 Development tools 6 13 6 1 4 Naming conventions 6 15 Getting started 7 2 Evaluation kit 8 2 1 OVERVIEW 8 2 2 Controller board MB972 description 9 2 2 1 Powersupply ae de RR RR renee eee rens 9 2 2 2 LD1 and ED2 LEDS us
9. 31 6 2 Programming and data streaming board MB973 32 Appendix 33 1 MB972 board layout 33 A2 MB973 doe Sead be 36 Electrode board 39 REVISION aca cR Ra iE EE 42 ky Doc ID 023008 Rev 1 3 43 List of tables UM1534 List of tables Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 4 43 Applicable tools 1 Jumper and solder bridge ON OFF naming conventions 6 581 and 582 solder bridge descriptions 10 MB972 1 connector 10 MB972 CN 2 connector 10 MB972 CN3 connector 11 MB972 connector 11 MB973 1 connector 12 MB973 CN2 connector 12 MB973 CN3 connector
10. bytes settings Jumper JP1 IDD for consumption measurement 5 electrode boards with different ground planes Square electrode with no ground plane Square electrode with 15 ground plane Square electrode with 100 ground plane Square electrode with ground ring and plane Ring electrode with no ground plane Programming and data streaming board MB973 Proximity or touch or dual output depending on STM8T143 configuration Doc ID 023008 Rev 1 ky UM1534 Evaluation kit description 2 2 2 2 1 2 2 2 2 2 3 Controller board MB972 description The STM8T143 device is directly mounted on the MB972 controller board which features two LEDs to display the state of the proximity and touch outputs Figure 3 972 controller board 4 CRT 100 CN2 143 74 RoHS STM8T143 EVAL MB9728 Prox Touch Power supply The power supply is provided either by the host PC through the USB cable connected to connector 5 or by the ST TSLINK through the programming and data streaming board LD1 and LD2 LEDs LD1 Prox Touch the red LED indicates the proximity or touch detection depending the option bytes value 102 Prox the green LED indicates the proximity detection depending on the option bytes settings JP1 jumper IDD Jumper JP1 labeled IDD is used to supply power to or measure the power consumption of the STM8T143AM62 MCU Jumper on STM8T143AMG2 is powered defa
11. different from the statements and or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever any liability of ST ST and the ST logo are trademarks or registered trademarks of ST in various countries Information in this document supersedes and replaces all information previously supplied The ST logo is a registered trademark of STMicroelectronics All other names are the property of their respective owners 2012 STMicroelectronics All rights reserved STMicroelectronics group of companies Australia Belgium Brazil Canada China Czech Republic Finland France Germany Hong Kong India Israel Italy Japan Malaysia Malta Morocco Philippines Singapore Spain Sweden Switzerland United Kingdom United States of America www st com ky Doc ID 023008 Rev 1 43 43
12. used for the STM8T143 EVAL evaluation kit The ST TSLINK dongle can be used in 2 different ways e Foron board programming of the STM8T143 microcontroller e Tomonitor STM8T143 internal capacitive sensing parameters in Data Streaming mode For information about programming features refer to the UM0795 user manual which describes in detail all the ST TSLINK features Doc ID 023008 Rev 1 23 43 Advanced evaluation UM1534 3 5 1 On board programming of the STM8T143 microcontroller STVP v3 2 5 or later versions support the STM8T143 device rev 2 Please configure the STVP tool with the settings shown in Figure 17 Figure 17 STVP programming window no project STVP File Edit Project Configure Read Program Verify Erase Blank Check View Help Gl 21 PROJECT no project Nam CONFIGURATION Touch detection thr Hardware ST TSLINK Proximity detection 1 Programming mode ICP Output polarity Active low Device name STM8T143 Rev2 Control type Halt conversion control Port USB 3 Data streaming mode Enabled BYTE status ei Low power mode Low power mode 3 300 ms Reference freeze Infinite reference freeze timeout 58 Dynamic calibration tDYCAL 1 250 ms Option byte 1 ED Dual output Control Pin 8 in Control input mode Option byte 2 00 Memory checksum 0x138 Output type in Contr Proximity output Rele
13. 13 Summary of electrode boards Board Description MB974 Square electrode with no ground plane MB975 Square electrode with 15 ground plane MB976 Square electrode with 100 ground plane MB1022 Ring electrode with no ground plane MB1025 Square electrode with ground ring and plane Figure 6 MB976 electrode board 57 SQUARE ELECTRODE 100 GND PLANE MBS76B Doc ID 023008 Rev 1 ky UM1534 Advanced evaluation 3 Advanced evaluation The STM8T143 EVAL evaluation kit offers three different operating modes e Standalone mode Programming mode Data streaming mode 3 1 Standalone mode This mode allows to test the performance of a defined electrode board In this mode the state of the proximity and touch outputs is indicated by LEDs LD1 and LD2 Figure 7 Hardware block diagram for standalone mode Standalone mode USB Power VBUS STM8T143 OUT TOUT DATA CTRL POUT LD1 LD2 Red Green Electrode Doc ID 023008 Rev 1 17 43 Advanced evaluation UM1534 1 Plug the 976 electode board onto the 972 controller board as shown below Figure 8 976 electrode board connected to 972 controller board 2 Connect the USB connector of the MB972 controller board to your PC LEDs LD1 and LD2 will light up depending on your option bytes configuration
14. 972 Pin 4 of CN3 Pin 5 of CN4 R1 6 CTRL POUT Pin 8 of the STM8T143 of MB972 Pin 4 of CN1 of MB972 Pin 4 of CN4 of MB972 Table 10 MB973 CN3 connector description Pin CN3 Designation 1 GND Ground Pin 5 of the CN2 2 OUT TOUT DATA Pin 10 of the CN4 Pin 1of the STM8T143 of MB972 Pin 12 of CN4 through R1 Pin 3 of CN1 of MB972 Pin 8 of the STM8T143 of 972 Pin 6 of CN4 of MB972 Pin 6 of CN2 Pin 5 of CN4 4 VDD Pin 5 of the STM8T143 of MB972 Pin 4 of CN4 of MB972 Pin 4 of CN1 of MB972 Table 11 973 5 connector description Pin CN5 Designation 1 GND Ground 2 GND Ground 3 GND Ground 4 GND Ground Doc ID 023008 Rev 1 13 43 Evaluation kit description UM1534 2 3 2 14 43 CN4 ST TSLink connector Connector CN4 is used to connect the ST TSLINK programming dongle Figure 5 ST TSLINK programming dongle Doc ID 023008 Rev 1 Table 12 973 CN4 connector description Pin CN4 Designation 1 GND Ground 2 NC Not Connected ST TSLink VDD programming supply Pin4 of CN2 Pin 7 of the STM8T143 of 972 Pin 4 of CN4 of MB972 ST TSLink VREG Programming regulator monitoring 4 VREG_PR G_PROG Pin 7 of the STM8T143 of MB972 if SB2 fitted else ST TSLink 1 VDD output in data streaming mode or programming clock VDD_DATA_STREAMING Pin 6 of CN2 CLK PROG Pin 4 of CN3 Pin 5 of the STM8T143 of MB972 Pi
15. Figure 2 Figure 2 MB976 electrode board connected to 972 controller board Connect the USB connector of the MB972 controller board to your PC Verify that the red LED LD1 Prox Touch lights up Move your hand away from the board and wait 1 second Each time your hand comes close to the MB976 electrode board the red LED LD1 should switch off oak 7 To study or modify the proximity or touch functions of this product visit www st com Doc ID 023008 Rev 1 7 43 Evaluation kit description UM1534 2 2 1 8 43 Evaluation kit description Overview STM8T143 EVAL evaluation kit offers the following features Configuration through the one time programmable option bytes with the Programming and Data Streaming board connected to the ST TSLINK programming dongle driven by the STVP ST Visual Programmer software Monitoring of the STM8T143 internal capacitive sensing parameters in Data Streaming mode with the MB973 Programming and Data Streaming board connected to the ST TSLINK programming dongle driven by the STM STUDIO software Main controller board MB972 STM8T143AM62 microcontroller in an SO8 package to make it easy to replace the device during evaluation Power supply via the USB connection or from the ST TSLINK programming dongle 2 LEDs to indicate the detection state LD1 red for proximity touch detection 102 green for proximity detection depending on the STM8T143 option
16. Figure 9 Boards plugging to a USB connector 18 43 Doc ID 023008 Rev 1 ky UM1534 Advanced evaluation 3 2 Programming mode This mode is used to program the STM8T143 option bytes Configure the ST TSLink dongle and the STVP tool as follows to enter Programming mode Figure 10 Hardware block diagram for programming mode Programming mode mx HE10 20 pts Power TSLINK STM8T143 OUT TOUT DATA CTRL POUT CX LD1 LD2 Red Green Doc ID 023008 Rev 1 19 43 Advanced evaluation UM1534 1 Plug the MB973 board onto the MB972 board and connect the ST TSLINK dongle using the provided flat cable as shown below Figure 11 973 972 board assembly connected to ST TSLINK dongle 2 Plug the ST TSLINK dongle to USB connector on your Figure 12 MB973 MB972 board assembly and ST TSLINK dongle with USB connector 3 Run STVP Software Tool on your STVP is available at www st com 20 43 Doc ID 023008 Rev 1 Advanced evaluation UM1534 3 3 Data streaming mode This mode is used to monitor the STM8T143 internal capacitive sensing parameters using the STM Studio utility Figure 13 Hardware block diagram for data
17. ase threshold 75 Gain target 2 OPTION BYTE reading completed Device Checksum 138 gt Reading OPTION BYTE area Teel e t8 mw NI Unknown ST TSLIMK STM8T143 Rev2 ICP 3 24 43 Doc ID 023008 Rev 1 UM1534 Advanced evaluation Figure 18 STVP device selection Port ice STM8T142 STM8T143 Revi Configuration ST7MDTUS EPB ST7UD05 UD13 STICE STICK ST LINK 3 5 2 Monitor STM8T143 internal parameters in Data streaming mode The STM8T143 device can be programmed in Data streaming mode through option bits Please refer to STM8T143 datasheet In Data streaming mode the device internal parameters can be monitored through STM Studio graphical user interface see Figure 20 using ST TSLink dongle see Figure 19 Figure 19 Typical configuration for Data streaming mode 4 ID 023008 Rev 1 25 43 Advanced evaluation UM1534 Figure 20 STM Studio GUI Li STM Studio New config Run Views Options Du UG ses _semrertsoace_ lt lt Display Variables Write Variables Display Verabies settings Name Address Type Color Lu Open STMBT142_shortStreaming tsc 57181143 Streaming tsc Viewers settings _ Point Viewer Varviewer as i List of Variables Filename STMSTI43 Sre
18. compensation parameters given by CS and EPCC values reflect the parasitic capacitance for each sensing electrode Figure 22 974 electrode board 1 55mm CS 2 EPCC 15 Figure 23 MB975 electrode board 1 5 85 Doc ID 023008 Rev 1 UM1534 Electrode performances Figure 24 MB976 electrode board fos CS 5 EPCC 85 Figure 25 MB1022 electrode board 1 16 Figure 26 MB1025 electrode board 1 5mm note1 CS 5 EPCC 85 Doc ID 023008 Rev 1 29 43 Troubleshooting UM1534 5 Troubleshooting Table 14 Troubleshooting Issue At device startup the device sensitivity is low Probable cause At power up the device calibration is performed with the hand close to the electrode Remedy Touch the electrode to force dynamic calibration and remove quickly the hand from the electrode Then the device will run with optimum performance Use a USB extension cable or a HUB to power the device Then plug the cable extremity to avoid the hand proximity at startup No device detected in data streaming mode Data streaming mode not activated Set Data Streaming bit of option byte Device not supplied IDD jumper not set Set jumper JP1 30 43 Doc ID 023008 Rev 1 3 UM1534 Board schematics LASOZOESW
19. es RR 9 2 2 3 JP1 jumper DD cides hae oa en ee eee Reha 9 2 2 4 581 582 solder bridges 10 2 2 5 CN1 and CN2 control and data streaming board connectors 10 2 2 6 CN3 4 programming and electrode board connectors 11 2 3 Programming and data streaming board MB973 description 11 2 3 1 CN1 CN2 CN3 and CN5 connectors description 12 2 3 2 CN4 ST TSLink connector 14 2 4 Electrode board descriptions 16 3 Advanced evaluation 17 3 1 Standalone MOd Lu setas UR 17 3 2 Programming MOd bs ET ERR RR DEUS 19 3 3 Data streaming 21 3 4 How to evaluate your own electrode 23 35 SPEISLINK dongle bend Pe 23 3 5 1 On board programming of the STM8T143 microcontroller 24 3 5 2 Monitor STM8T143 internal parameters in Data streaming mode 25 4 Electrode performances 28 5 Troubleshooting 30 2 43 Doc ID 023008 Rev 1 ky UM1534 Contents 6 Board schematics 31 6 1 Controller board 972
20. n 4 of CN4 of MB972 6 DATA PROG ST TSLink PROG DATA if SB1 fitted else NC 7 NC Not Connected 8 NC Not Connected 9 NC Not Connected UM1534 Evaluation kit description 4 Table 12 973 4 connector description continued Pin CN4 Designation ST TSLink DATA data streaming input Pin 5 of CN4 10 DATA STREAMING Pin 2 of CN3 Pin 1of the STM8T143 of MB972 Pin 2 of CN1 of MB972 11 NC Not Connected ST TSLink 1 2 control pin management Pin 3 of CN3 through R1 12 CTRL Pin 3 of CN1 of MB972 through R1 Pin 8 of the STM8T143 of MB972 through R1 Pin 6 of CN4 of MB972 through R1 13 NC Not Connected 14 NC Not Connected 15 NC Not Connected 16 NC Not Connected 17 NC Not Connected 18 NC Not Connected 19 GND Ground 20 NC Not Connected Doc ID 023008 Rev 1 15 43 Evaluation kit description UM1534 2 4 16 43 Electrode board descriptions Five electrode boards MB974 975 976 MB1022 1025 are included in the STM8T143 EVAL evaluation kit The goal is to demonstrate the impact on the detection range and directivity depending on the shape and size of the electrode and on the ground surrounding it All electrode boards are exactly the same size and fit on the MB972 controller board as shown in Figure 2 The layouts of each of the specific electrode boards are provided in Appendix Electrode board layouts on page 39 Table
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22. sming tsc No Variable My Network 5 Places Files of type STM Studio Fies tsc tsp Value Range lower Value 0 upper 25 To configure STM Studio for the STM8T143 device please load STM8T143_Streaming tsc file 26 43 Doc ID 023008 Rev 1 UM1534 Advanced evaluation Figure 21 STM Studio internal parameters 240 2200 200 ram 120 sm 356 50 390 3 Then start the acquisition Internal parameters are displayed in different windows see Figure 21 This tool is very useful in the design phase the signal and reference levels provide information on system sensitivity or noise levels while the CS and EPCC values reflect the parasitic capacitance of your electrode Thus the designer can optimize the sensor integration strategy by monitoring the impact on the CS and EPCC values Doc ID 023008 Rev 1 27 43 Electrode performances UM1534 4 28 43 Electrode performances The 5 electrode boards included in the package demonstrate how to obtain detection directivity and show the effect of the ground shielding strategy on the performance For each electrode board the detection distance is given on X Y and Z axes Depending on the electrode board design the device compensates the parasitic capacitance through the AET process The
23. streaming mode Data streaming mode 2 HE10 20 pts Power TSLINK STM8T143 OUT TOUT DATA CTRL POUT LD1 LD2 Red Green Electrode Note To use this mode the data streaming mode device option bit must be programmed first Doc ID 023008 Rev 1 21 43 22 43 Advanced evaluation UM1534 1 connectors 1 2 of the MB972 board to connectors 5 of the MB973 board as shown below Figure 14 Connectors MB972 CN1 CN2 connected to connectors MB973 CN3 CN5 E 4 8 5 2 E MI o 2 Plug the required electrode board onto the MB972 board as shown below Figure 15 Plugging the electrode board onto MB972 Plug the ST TSLINK probe to a USB connector on your PC 4 Run STM Studio on your PC STM STUDIO is available at www st com Doc ID 023008 Rev 1 UM1534 Advanced evaluation 3 4 How to evaluate your own electrode You can test your own electrode by connecting it to Pin 2 of the CN4 connector if using the onboard RC filter or to Pin 3 for direct access to the Cx pin of the device It is also recommended to unsolder connector C6 to remove the extra capacitance due to unused components Figure 16 Electrode connection Electrode input Electrode input without filter Cx pin with filter uj lt S o c gt N O lt gt 3 5 ST TSLINK dongle ST TSLINK dongle is the tool
24. the STM8T143 internal capacitive sensing parameters Doc ID 023008 Rev 1 11 43 Evaluation kit description UM1534 2 3 1 12 43 Figure 4 MB973 programming and data streaming board 3 6262039 4 V STM8T143 PROG amp BATA STREAMING 973 CN1 CN2 CN3 and CN5 connectors description Connectors 1 CN2 CN3 and 5 are used to connect the programming and data streaming board to the controller board CN1 are used to program the STM8T143 option bytes and 5 are used to monitor STM8T143 internal capacitive sensing parameters Table 8 MB973 CN1 connector description Pin CN1 Designation 1 GND Ground 2 GND Ground 3 GND Ground 4 NC Not Connected 5 GND Ground 6 VREG_PROG Pin 7 of the STM8T143 if SB2 fitted else NC Table 9 MB973 CN2 connector description Pin CN2 Designation 1 GND Ground 2 NC Not Connected 3 CX Pin 4 of the STM8T143 if SB1 fitted else NC ST TSLink VDD programming supply Pin 3 of CN4 MDR noe Pin 7 of the STM8T143 of MB972 Pin 4 of CN4 of MB972 Doc ID 023008 Rev 1 ky UM1534 Evaluation kit description Table 9 MB973 CN2 connector description continued Pin CN2 Designation Pin 5 of CN4 Pin 2 of CN3 5 OUT TOUT DATA Pin 10 of CN4 Pin 1of the STM8T143 of MB972 Pin 2 of CN1 of MB
25. trode board 40 MB1025 electrode board 1 41 Doc ID 023008 Rev 1 5 43 Quick start UM1534 1 1 1 2 1 3 1 4 6 43 Quick start The STM8T143 EVAL is a low cost and easy to use evaluation kit to quickly evaluate and start a development with an STM8T143 device For more information on STM8T143 EVAL visit www st com to discover the STM8T143 features and to easily develop your applications It includes everything required for beginners and experienced users to get started quickly System requirements e Windows XP Vista 7 e ST TSLINK programming dongle Development tools STM STUDIO STMicroelectronics at www st com Ordering code To order an STM8T143 evaluation kit use the STM8T143 EVAL ordering code Naming conventions Table 2 provides the definition of some conventions used in the present document Table 2 Jumper and solder bridge ON OFF naming conventions Convention Definition Jumper JP1 ON Jumper fitted Jumper JP1 OFF Jumper not fitted Solder bridge SBx ON SBx connections closed by solder Solder bridge SBx OFF SBx connections left open Doc ID 023008 Rev 1 ky UM1534 Quick start 1 5 Getting started 1 Place jumper JP1 on the 972 controller board to the position 2 Connect the MB976 electrode board to the MB972 controller board as shown in
26. trode board 2 16 Hardware block diagram for standalone 17 976 electrode board connected to MB972 controller board 18 Boards plugging to a USB 18 Hardware block diagram for programming mode 19 MB973 MB972 board assembly connected to ST TSLINK 20 MB973 MB972 board assembly and ST TSLINK dongle with USB connector 20 Hardware block diagram for data streaming 21 Connectors MB972 CN1 CN2 connected to connectors MB973 CN3 CN5 22 Plugging the electrode board onto 972 22 Electrode connection 23 STVP programming 24 STVP device selection 25 Typical configuration for Data streaming mode 25 SIM Studio GU 5 eth rx 26 STM Studio internal 27 MB974 electrode board 1 28 MB975 electrode board 28 MB976 electrode board
27. ult e Jumper off an ammeter must be connected to measure the STM8T143AME62 current if there is no ammeter the STM8T143AM62 is not powered Doc ID 023008 Rev 1 9 43 Evaluation kit description UM1534 2 2 4 2 2 5 10 43 SB1 and SB2 solder bridges Table 3 SB1 and SB2 solder bridge descriptions Bridge _ State Description ON CX signal is connected to CN4 and can be used by the ST TSLINK SB1 CX OFF CX signal is not connected to CN4 to avoid noise Can only be used in Standalone mode ON VREG signal is connected to CN3 and can be used by the ST TSLINK SB2 VREG OFF VREG signal is not connected to CN3 to avoid noise Can only be used in Standalone mode 1 Default SBx state is shown in bold 1 and CN2 control and data streaming board connectors Connectors CN1 and CN2 are used to connect the MB972 controller board to the MB973 programming and data streaming board Table 4 MB972 CN1 connector description Pin CN1 Designation 1 GND Ground Pin 1of the STM8T143 Pin 5 of the CN4 2 OUT TOUT DATA Pin 5 of the CN2 of MB973 Pin 2 of the CN3 of MB973 Pin 10 of the CN4 of MB973 Pin 8 of the STM8T143 Pin 6 of CN4 Pin 3 of CN3 of MB973 through R1 Pin 12 of CN4 of MB973 through R1 Pin 5 of the STM8T143 Pin 4 of CNA 4 VDD Pin 6 of CN2 of MB973 Pin 4 of CN3 of MB973 Pin 5 of CN4 of MB973 3 CTRL POUT Table 5 MB972 CN2 connector description
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