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STR750-EVAL evaluation board
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2. Table 16 Daughter board extension connector 7 Pin Number Description Alternate To disconnect from the Function STR750 EVAL function block 1 GND No 3 P1 03 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 5 15 7 2 13 LCD Remove LCD module 9 P1 05 PB3 11 RESET 13 NC 15 P2 15 LCD Remove LCD module 17 NC 19 D5V note1 21 16 LED1 Remove R40 23 NC 25 17 Potentiometer 2 Remove R33 27 19 USB 48MHz Remove U7 oscillator 29 25 UART2_TXD 31 27 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 33 P2 17 LCD Remove LCD module 35 P2 19 Remove R42 37 P0 09 USB disconnection Remove R12 39 GND 41 11 43 13 850 45 2 01 LCD Remove LCD module 47 P1 17 TDO 49 P1 19 TMS 2 P1 02 Speaker JP15 is not fitted 4 RST_OUT 6 14 Remove R23 8 P2 12 LCD Remove LCD module 10 GND 12 P1 15 Wake up Remove R43 14 P2 14 LCD Remove LCD module 16 NC 18 NC 20 NC 22 P2 16 LCD Remove LCD module 24 NC 26 18 28 24 UART2_RXD Remove R35 30 GND 32 26 23 40 3 Connectors STR750 EVAL 24 40 Table 16 Daughter board extension connector CN7 Pin Number
3. 12 2 9 Motor Control ch ond 13 210 I pcc 13 2 11 USB a cearr ane seeded OI Rd cee ene 13 2 18 05 14 14 2 13 Development and debugging tool support 14 2 14 Display and input devices 14 3 5 M IP UETTT 16 3 1 Motor control connector 1 17 3 2 USB type connector CN2 18 3 3 Power supply connector CN3 18 3 4 RS232 connectors 4 8 and 10 19 3 5 CAN type D 9 pin connector 5 20 3 6 JTAG debug connector 9 20 3 7 External speaker jack 11 21 3 8 Daughter board extension connector CN6 and CN7 21 4 SCHEMANCS 6266466 ERREUR RA 25 AppendixA Implemented pin functions of STR750F 33 ky 3 40 STR750 EVAL Appendix Product 37 Appendix Revision 39 4 40 ky
4. 7 RB C5 PME 9 8 B pon JF m o2 05 USB type E LTS 59 2 IRSTOUT 014 Eoo STR750Fx U8 CPU 3V EXT rau 4 P209 1 5 2214 LIS 20 P108 sd 2 P107 i52 UB aa _ 2 82 P105 gt 85232 Pros 216 R24 with hardware R92 4 5 84 flow control CN4 36 2 9 024 P002 E GND 028 Q a ES M N P 1 527 303 P3 gt 219 2218 P029 Pom T 2009 008 GND 23 5 TRST RST GND 01 UARTI 204 203 Pon 1 ply Uni Daughter power souri N 8 ISU Power Nor 7522 2 5 CAN D type 9 connector CN5 C59L 3 RI6E 1 gt STR75x EVAL oN 202 22 5 201 85232 2 curam Loos 5 CNB CN10 8 av pes fe g 2 593 amp X E E E Audio Speoker 854 JTAG debug 53 connector CN9 57 U5 1 6 65 230212 3656 2858 Audio TP10 CN9 7 5 i C UART2 Bu j 1 Audio JACK 2039 22 m 6373 r4 8 k t
5. NINAd 5 IAM 8 V SAL L 2 4 Xo V View ISHL 1 6ND 31 40 t 2 8 Jo meg 9002 9 HoS HOd r eW 69rgA qunv STR750 EVAL QO FIVA3 0S7H1S 1 S dormem Act 8 Te ago a ED Z 4 45 va OA ASDA 188 9694 AA L S3 L 94 xa 1A 4 LU 9 0024 l x ru Ted oT 7 0 sm 7154 8 AE Z ZE DINXH 8 91 02 1 Figure 21 LCD and joystick 4 Schematics 32 40 STR750 EVAL Appendix A Implemented pin functions of STR750F Appendix A Implemented pin functions of STR750F The STR750 Eval peripheral implementation requires the use of several alternate pin functions Table shows primary and alternate pin functions for the STR750F used in the application board design The table indicates th
6. STMicroelectronics group of companies Australia Belgium Brazil Canada China Czech Republic Finland France Germany Hong Kong India Israel Italy Japan Malaysia Malta Morocco Singapore Spain Sweden Switzerland United Kingdom United States of America www st com 40 40
7. 1 lt gt 0 sw2 Boot 1 2 9 Boot 1 1 lt gt 0 5 1 Boot 0 1 lt 0 1 Boot 0 54 1 Boot 0 1 lt gt 0 SW1 Boot 0 STR750 EVAL 2 Hardware layout and configuration 2 3 2 4 2 5 Clock source Three clock sources are available on the STR750 EVAL evaluation board for the microcontroller USB and RTC e 1 32KHz crystal for embedded RTC 2 4 crystal for STR750Fx microcontroller e U7 48MHz oscillator for USB USB is also able to run using the 48MHz clock from the STR750Fx The option of using a 48 2 oscillator 07 is only a backup option for the USB peripheral The oscillator is not present on the board but can be added if necessary Reset source The reset signal of STR750 EVAL evaluation board is low active The reset sources include e Power Reset from STM1818 U14 e Reset button PB1 Debugging tools via the connector CN9 e Daughter board the connector Table 3 Reset jumpers Jumper Description JP13 Enables reset of the STR750Fx embedded JTAG TAP controller each time a system reset occurs JP13 connects the TRST signal from the JTAG connection with the system reset signal RESET Default setting Fitted Audio features STR750 EVAL evaluation board supports both audio recording and playback This can be disabled or enabled by setting of jumpers JP16 and JP17 Potentiometers for audio control include
8. 57 UMO268 User Manual STR750 EVAL Evaluation board Introduction The STR750 evaluation board STR750 EVAL is a complete development platform for STMicroelectronic s core based STR75xF microcontrollers Based on a cost effective flexible and open design it allows easy demonstration of STR75xF capabilities and enables rapid evaluation of the microcontroller s peripherals and other features It includes the high performance STR750F microcontroller which is based on the ARM7TDMI S core and includes USB 2 0 compliant port with full speed data transmission CAN 2 0A B compliant interface 3 UART channels internal Flash and internal SRAM memory The STR750 EVAL features a complete range of connectors and hardware features for developing applications based on STR75xF peripherals including motor control USB and RS232 connectors microphone speaker joystick and LCD display The STR750 EVAL uses a JTAG standard interface to connect to your host PC via any of a range of in circuit emulators ICE for ARM core based microcontrollers STR750 EVAL evaluation board Features m Three power supply options Power jack USBm Inductor Motor Control connector with 6 PWM connection or daughter board output and Emergency Stop m m Debug and programming support via 20 pin m Audio play and record m 5232 connectors one with hardware flow JTAG connector m Dot matrix LCD module control m J
9. JTDO JTAG TDO dedicated control register In this case the debug and 19 P1 18 test of this I Os is not possible JTCK JTAG TCK 18 P1 19 JTMS JTAG TMS 24 P2 00 23 P2 01 LCD 14 P2 02 13 P2 03 UART1_RTS 12 P2 04 TIM3_OC1 MC pin21 86 P2 05 PWM3N 13 85 P2 06 PWM3 MC 11 84 P2 07 PWM2N MC ping 83 P2 08 PWM2 MC pin7 82 P2 09 PWM1N MC pind 72 P2 10 71 2 11 62 2 12 LCD 61 P2 13 51 P2 14 50 P2 15 35 40 Appendix A Implemented functions STR750F STR750 EVAL Table 17 Implemented pin functions of STR750F 43 P2 16 LCD 33 P2 17 UART2_RTS 32 P2 18 LED2 31 P2 19 LED3 36 40 ky STR750 EVAL Appendix B Product Support Appendix Product Support If you experience any problems with this product or if you need spare parts or repairs contact the distributor or the STMicroelectronics sales office where you purchased the product Phone numbers for major sales regions are provided at www st com You will also find a complete listing of products documentation software downloads and user discussion groups to help you answer questions and stay up to date with our latest product developments Software updates All our latest software and related documentation are available for download from the ST Internet site www st com mcu For information about firmware and hardware revisions call your distributor or ST using the con
10. Description Alternate To disconnect from the Function STR750 EVAL function block 34 P1 11 UART2 TXD 36 P2 18 LED2 Remove R41 38 P0 08 Joystick up Set JP18 to positions 2 amp 3 40 10 UARTO_RXD Remove R36 42 12 UARTO_CTS Remove R37 44 P2 00 LCD Remove LCD module 46 P1 16 TDI 48 1 18 50 STR750 EVAL 4 Schematics 4 Schematics This section provides design schematics for the STR750 EVAL key features which are provided to help users implement these features in their own application designs Schematics are provided for e STR750F microcontroller connections Figure 15 Power supply Figure 16 UART connectors Figure 17 USB and CAN connectors Figure 18 Audio record and playback features Figure 19 JTAG and motor control connectors Figure 20 LCD and joystick features Figure 21 Schematics have versions as do major versions of the evaluation board Schematic version numbers are made up of a letter number combination e g A 1 A 2 B 1 B 2 which is found in the information block on each schematic page In these version numbers the letter indicates the version of the evaluation board that the drawings correspond to where as the number indicates the revision of the schematics for a given version of the evaluation board One 1 indicates that the schematics for the specified board are in their initial version have not been revised Figure 1
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12. e Volume control using the potentiometer RV1 e Gaincontrol on the micro preamplifier using the potentiometer RV3 The connector CN11 allows the connection of an external 80 speaker When an external speaker is connected the speaker U11 on the evaluation board is disconnected Table 4 Audio jumpers Jumper Description JP16 Audio power amplifier 54871 is forced into standby mode when JP16 SPEAKER on the silk screen is not fitted Default setting Fitted 11 40 2 Hardware layout and configuration STR750 EVAL 2 6 2 7 2 8 12 40 Table 4 Audio jumpers Jumper Description JP17 Microphone pre amplifier MAX4061 is forced into shutdown mode when JP17 MIC on the silk screen is fitted Default setting Not fitted JP15 Audio play circuit is connected to P1 02 of STR750Fx when JP15 Audio on the silk screen is fitted Default setting Fitted Serial Flash 64Mbit SPI interface flash is available on the STR750 EVAL evaluation board The evaluation board can be booted from SPI interface flash For jumper configurations related to boot modes refer to Section 2 2 CAN STR750 EVAL evaluation board supports CAN2 0A B compliant bus communication based on the 3 3V CAN transceiver Both high speed mode and slope control mode are available and can be selected by setting JP8 Table 5 CAN jumpers Jumper Description JP8 CAN transceiver functions in slope control m
13. AA 69V IW PUN 0 18 6104 5 29059 av LT 40 NWO 91807680 SNO 9129071951 asn T t 84 4A 4 4 Tan 9 I gene 4 7 sn 1 ASO godA qsn OfZCAHSONS cage 2 1 HNVO x rl g 2104 91 55 Lim tissa pS H 42 lt 29 40 14 9002 9 480 _ STR750 EVAL ONY IWAS 0SZY 1S 90139 901211 S Figure 19 Audio peripheral 4 Schematics 30 40 4 Schematics STR750 EVAL Figure 20 JTAG motor control and daughter board connections 8 JL 9002 9 69ygW pquuN 1 09 415 15 uo OND PEW
14. disconnected and can be used by a daughter board when 7 is not fitted Default setting Fitted RTC 32KHz crystal X1 is available for the embedded RTC inside the STR750Fx USB STR750 EVAL evaluation board supports USB 2 0A B compliant full speed communication via a USB type B connector CN2 The evaluation board and daughter board can be powered from this USB connection at 5V DC with a 500mA current limitation Two clock sources are available for USB e PLL generated clock from the STR750Fx e External oscillator U7 USB Connect Disconnect Simulation allows the application software to simulate the connection or disconnection of a USB apparatus to connector CN2 of the STR750 EVAL This feature is implemented by connecting 0 09 of the STR75xF to the transistor that controls the connection of the USB 1 5K pull up resistor R6 on the USB_D line The USB Connect Disconnect Simulation feature is enabled or disabled by setting JP2 as shown in Table 7 Table 7 USB Connect Disconnect Simulation Jumper Description JP2 When JP2 is set as shown to the right USB Connect Disconnect Simulation is disabled In this case the USB 1 5K pull up resistor is e e e connected to the USB line and 9 is not use for USB A 15 When JP2 is set as shown to the right USB Connect Disconnect Simulation is enabled P0 09 of the STR75xF is connected to the e e e transistor that controls the connection disconnection of t
15. 39 P0 19 EXT IT 6 SPI1_NSS ADC_IN 4 USB CK USB CK 17 P0 20 UART1 RS232 2 RX 16 P0 21 UART1 TX RS232 2 TX 15 P0 22 UARTi CTS IN 5 11 P0 23 RTS ADC IN 6 MC pin26 38 24 UART2 RS232 3 RX 37 P0 25 UART2 TX RS232 3 TX 36 26 UART2 CTS 35 0 27 UART2 RTS ADC_IN 7 MC 14 8 28 2 7 0 29 2 8 15 6 0 30 2 2 29 5 0 31 27 95 1 00 TIM1_OC2 MC pin23 94 P1 01 TIM1 TI2 LEDO 68 P1 02 TIM3 OC2 Speaker 67 P1 03 TI2 MC pin 33 91 P1 04 PWM3N ADC_IN 9 MC pin19 90 1 05 _ 7 PWM3 User button 89 P1 06 PWM2N ADC_IN 10 17 88 P1 07 EXT IT 8 PWM2 Joystick down 87 P1 08 PWM1N 1 11 MC pin 15 81 P1 09 IT 9 1 MC pin3 80 P1 10 EXT IT 10 PWM EMGCY MC pint 34 P1 11 IT 11 UARTO RTS IN 12 RS232 1 RTS 34 40 ky STR750 EVAL Appendix A Implemented pin functions of STR750F Table 17 Implemented pin functions STR750F 1 P1 12 oem IN 13 Joystick left 93 P1 13 1 14 Joystick right 92 P1 14 IN 15 Audio IN 60 P1 15 WAKUP Wakeup button 21 P1 16 JTDI JTAG TDI 20 P1 17 be used as I O the software has to configure
16. 4 Find the version of your evaluation board Letters found in the information blocks on the evaluation board indicate the board s version this example shows version B of the evaluation board MB469 25 40 STR750 EVAL 4 Schematics Figure 15 STR750F microcontroller connections a 8 J 19945 9002 09 lt 69 08 1415 34001 1004 t IAS TAISA LSA BISA BISA EESA ESSA EESA Sid DANA EPPA vPPA ELA ELA 8204 0 10451 ZLAVA 9004 812 ZLAVN STONXL T0d SLY LAVA 614 470 045 8TOJ ISOW TAS 11704 81 145 9 04 1287 148 NVI OLIV NIOLA CTO SLO QLuVIV ISO INS 0140 50 INLS L1008 01 04 IAS 6004 8 30 04 7195 1004 8 GI OSIW INS 5004 108 045 TO Od SSN 0195 0507 INS 600411 1004120 CIL TO Od TLL OINIL OINILOIOOS cozaNIWMd 1 2 d E Eod 1 8
17. 5636 EP Q speaker 18 188 1 gm WE 0865013 2667 P bese jack o 3640 jeg JR68 ino EE 1 4 1045 E en ge Audio volume v control RV1 BS bor Gu t Bong n n Speaker U11 2 1 8 22 gt ante 0 5 Q 2 8838 Q r3 r3 MIC i PS 2 Graphic LCD a Module U16 Preamplifier gain Microphone Reset Wakeup Key adjustment RV3 017 RV2 2 Potentiometer RV2 017 WAKEUP 2 Joystick 018 57 740 2 Hardware layout and configuration STR750 EVAL 2 1 8 40 Hardware configuration The following sections provide jumper settings for configuring your STR750 EVAL evaluation board and peripherals including Power supply e RS232 e Clock source e Motor Control e Hesetsource e HIC e Audio features e USB Serial Flash Development and debugging tool support CAN Display and input devices Two types of jumpers are used on the STR750 EVAL evaluation board 3 pin jumpers with two possible positions for which the possible settings are presented in schematics in the following sections e 2 pin jumpers with two possible settings Fitted the circuit is closed and Not fitted the cir
18. 6 should all be fitted In this mode JP5 and JP6 can be used for consumption measure of V18BKP and V18 respectively For1 8V power supply from the internal Main Regulator jumpers JP4 JP5 and JP6 should not be fitted Caution Do not use configuration patterns of JP4 JP5 and JP6 other than the two described above Default setting Not fitted The LD1 LED is lit when the STR750 EVAL evaluation board is powered correctly 9 40 2 Hardware layout and configuration STR750 EVAL 2 2 10 40 Boot option The STR750Fx EVAL evaluation board is able to boot from Embedded User Flash Embedded SRAM for debugging System memory with boot loader for ISP e External 64Mbit SPI Interface Flash U2 The boot option is configured by setting switches SW1 and SW2 as shown in Table 2 These micro switches have two possible positions Figure 5 Switch positions E o Switch position 1 0 2 Boot mode selection Jumper SW1 SW2 Description To boot from Embedded User Flash set switches SW1 and SW2 as shown to the right Default setting To boot from Embedded SRAM set switches SW1 SW2 as shown to the right To boot from System Memory set switches SW1 and SW2 as shown to the right To boot from External SPI Interface Flash set switches SW1 and SW2 as shown to the right Sw2 Boot 1 52 Boot 1
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20. Px EVAL evaluation board from motor power drive board 37 P0 29 Motor control JP7 is Not fitted 39 GND No 41 2 04 Motor Control Disconnect STR750Px EVAL evaluation board from motor power drive board 43 P2 02 LCD Remove LCD module 45 21 UART1_TXD 47 NC 49 D5V 2 P2 10 LCD Remove LCD module 4 P0 07 SPI Flash 6 P0 05 SPI Flash 8 P1 10 Motor Control Remove R11 10 GND 12 P2 08 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 14 2 06 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board P1 08 Motor Control Disconnect STR750Fx EVAL evaluation board from 16 motor power drive board JP7 is Not fitted 18 P1 06 Motor Control Disconnect STR750Px EVAL evaluation board from motor power drive board 20 P1 05 Key PB3 Remove R49 22 NC 24 P1 14 Microphone Remove R38 26 P1 01 LEDO Remove R39 28 Motor Control Disconnect STR7S0Px EVAL evaluation board from motor power drive board 30 GND 32 NC 34 P0 00 BOOT 36 P0 30 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 38 P0 28 40 P0 23 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 42 P2 03 LCD Remove LCD module 44 P0 22 46 P0 20 UART1_RXD Remove R34 48 NC 50 GND STR750 EVAL 3 Connectors
21. STR750 EVAL 1 Getting Started 1 Getting Started Your STR750 EVAL is designed with a full range of hardware features that will help you rapidly evaluate microcontroller peripherals and develop your own applications Descriptions of hardware features and configurations are provided in Chapter 2 Demonstration software is preloaded in the board s flash memory for easy demonstration of device peripherals in stand alone mode For more information refer to the demonstration software getting started Your STR750 EVAL is also designed for use as an application development platform and reference design and supports connection to a full range of in circuit debugging tools and integrated development environments Figure 1 Connecting development tools To start using your STR750 EVAL evaluation board for application development you will have to set up your development tools and connect to the STR75xF 1 Connect to your STR750 EVAL via the 20 pin JTAG connector 2 Power up the evaluation board The board can be powered by 5V from either the jack for external power supply USB connector or a daughter board For additional configuration information see Section 2 1 3 Connect to the device from the debugging software on your host PC Host PC running your debugging software integrated development environment In circuit emulator connects via 20 pin JTAG standard connector The sof
22. TAG debug connector 9 Figure 12 JTAG debug connector CN9 v 19 171513119 7 5 3 1 ET ET LI BI EI 000000000 20 181614 1210 86 4 2 Table 14 JTAG debug connector 9 Pin Number Description Pin Number Description 1 3 3V power 2 3 3V power 3 TRST 4 GND 5 TDI 6 GND 7 TMS 8 GND 9 TCK 10 GND 11 RTCK 12 GND 13 TDO 14 GND 15 nSRST 16 GND 17 DBGRQ 18 GND 19 DBGACK 20 GND 20 40 STR750 EVAL 3 Connectors 3 7 3 8 External speaker jack CN11 Your STR750 EVAL evaluation board includes a Mono 3 5mm audio jack CN11 for connecting an external 8Q speaker shown in Figure 13 For information about audio circuit controls refer to section Section 2 5 Figure 13 Power supply connector CN3 0 3 56mm Supported plug dimension 0 Front view Daughter board extension connector CN6 and CN7 Two 50 pin male headers CN6 and CN7 can be used to connect a daughter board or standard wrapping board to STR750 EVAL evaluation board All 72 GPI Os and the EMI interface control signals are available on these connectors Each pin on CN5 and CN6 can be used by a daughter board after disconnecting it from the corresponding function block on STR750 EVAL evaluation board Please refer to Table 15 and Table 16 on page 23 for details Tab
23. cuit is open see Figure 4 Figure 4 Settings for two pin jumpers Not fitted Fitted Power supply The STR750 EVAL evaluation board is designed to be powered by a 5V DC power supply and is protected from incorrect power supply by a polymer enhanced Zener diode polyzen U19 which shuts out the power source if overvoltage occurs If overvoltage occurs the power supply must be disconnected from the board and then reconnected in order to reset the polyzen It is possible to configure the evaluation board to use any of the following three sources for the power supply e 5V DC power adapter connected to the power supply jack or PSU for Power Supply Unit on the silk screen e 5V DC power with 500mA limitation via the USB type B connector CN2 or USB on the silk screen e 5V DC power from the daughter board extension connectors CN6 and CN7 Daughter Board on the silk screen You can power the ARM7TDMI S core SRAM and Flash of the STR750Fx using one of two power supply sources e Internal power supply generated by internal Main Voltage Regulator e External power supply generated by external 1 8V voltage regulator U4 on the board 571 STR750 EVAL 2 Hardware layout and configuration The power supply is configured by setting the related jumpers JP1 JP3 JP4 JP5 and JP6 as described in Table 1 Table 1 Power jumpers Jumper Description JP1 Selects one of
24. d extension connector CN6 and CN7 232 connectors CN4 CN8 and CN10 STR750 EVAL 3 Connectors 3 1 Motor control connector CN1 Figure 7 Motor control connector CN1 1000000 34 3230 282624 2220 181614 1210 86 4 2 Table 10 Motor control connector 1 Pin on Pin on Description Pin on Pinon Description STR750F CN1 STR750F CN1 P1 10 1 EMERGENCY STOP 2 GND P1 09 3 PWM UH 4 GND P2 09 5 PWM UL 6 GND P2 08 7 PWM VH 8 GND P2 07 9 PWM VL 10 GND P2 06 11 PWM WH 12 GND P2 05 13 PWM WL 27 14 BUS VOLTAGE P1 08 15 PHASE A CURRENT 16 GND P1 06 17 PHASE B CURRENT 18 GND P1 04 19 PHASE C CURRENT 20 GND P2 04 21 NTC BYPASS RELAY 22 GND P1 00 23 DISSIPATIVE BRAKE PWM 24 GND 25 5V power 23 26 Heatsink temperature P0 31 27 PFC SYNC 28 3 3V power P0 30 29 PFC PWM 30 GND P0 03 31 Encoder A 32 GND P1 03 33 Encoder B P0 01 34 Encoder Index 17 40 3 Connectors STR750 EVAL 3 2 3 3 18 40 USB type B connector CN2 Figure 8 USB type B connector CN2 Front view Table 11 USB type connector 2 Pin Number Description Pin Number Description 1 VBUS Power 4 GND 2 DM 5 6 Shield 3 DP Power supply connector CN3 Your STR750 EVAL evaluation board can be powered
25. e pin functions used for STR750 EVAL peripherals in gray Table 17 Implemented pin functions of STR750F Alternate functions Pin n FU 1 2 3 4 Boot Test Mum software software function remap remap 4 00 TIM1 BootO 3 P0 01 TIM1_Tl1 MCO MC pin34 2 P0 02 EXT ADC_IN 0 Joystick_sel 100 P0 03 1 1 pin31 79 P0 04 SPIO_NSS SMI_CSO TIM1_OC2 Flash_cs 78 P0 05 EXT_IT 1 SPIO_SCLK SMI_CK TIM1 Flash ck 77 P0 06 SPIO_MISO SMI_DIN TIM3 OC2 Flash din 76 0 07 IT 2 SPIO MOSI SMI DOUT 2 Flash dout 30 P0 08 EXT IT 3 2 SCL SPH SCLK Joystick up 29 0 09 I2C SDA SPI1_MISO USB_DIS 28 0 10 EXT_IT 4 UARTO_RX SMI_CS3 SPI1_MOSI RS232 1 RX 27 11 UARTO_TX SMI_CS2 SPI1_NSS ME 22 26 12 UARTO CTS ADC IN 2 CS1 UART2 RX RS232 1 CTS 25 P0 13 UARTO RTS UART2 TX RTCK JTAG RTCK 64 0 14 EXT IT 5 UART1_RX CAN RX 63 15 UART1_TX CAN TX 42 16 SPI1_SCLK LED1 41 17 _ 5 3 Potentiometer 40 18 _ 1 ky 33 40 Appendix A Implemented functions STR750F STR750 EVAL Table 17 Implemented pin functions of STR750F
26. from a DC 5V power supply via the external power supply jack CN3 shown in Figure 9 The central pin of CN3 must be positive For power supply jumper configurations refer to section Section 2 1 Figure 9 Power supply connector m Front view STR750 EVAL 3 Connectors 3 4 RS232 connectors CN4 CN8 and CN10 Your STR750 EVAL evaluation board includes three connectors CN4 CN8 CN10 implementing the UART features for RS232 communication including one connector CN4 implementing UART hardware flow control Figure 10 RS232 connectors CN4 CN8 and CN10 1 2 QU000 OOOO 3 4 5 6 8 9 Front view Table 12 5232 connectors CN4 8 10 Pin Number Description Pin Number Description CN4 with flow control 1 2 UARTO_RXD 3 UARTO TXD 4 5 GND 6 7 UARTO RTS 8 UARTO CTS 9 CN8 1 NC 2 UART1 RXD 3 UART1_TXD 4 5 GND 6 7 8 9 NC CN10 1 NC 2 UART2_RXD 3 UART2_TXD 4 5 GND 6 7 8 9 NC 19 40 3 Connectors STR750 EVAL 3 5 CAN type D 9 pin connector CN5 Figure 11 CAN type D 9 pin male connector CN5 1 2 3 4 5 QOO 0 OOOO 6 7 8 9 Front view Table 13 CAN type D male 9 pin connector 5 Pin Number Description Pin Number Description 1 4 5 7 2 9 3 3V 3 6 8 3 6 J
27. he USB 1 5K m pull up resistor R6 on the USB D line When USB Connect Disconnect Simulation is enabled by default the USB 1 5K pull up resistor R6 is in a disconnect state i e as if no USB apparatus were connected to CN2 Default setting 13 40 2 Hardware layout and configuration STR750 EVAL 2 12 2 13 2 14 14 40 Joystick STR750 EVAL evaluation board includes a 4 position joystick U18 When used the joystick up position is connected to 08 of the STR750Fx Otherwise this can be used to drive an component via the daughter board connectors Use of pin P0 08 for either of these two functions is controlled using JP18 Table 8 Joystick jumper Jumper Description JP18 08 is connected to the joystick when 18 15 set as shown to the right e e e 5 Default setting 08 is used in its alternate function 12 SCL and connected to the daughter board connector 7 38 when JP18 is set as e e e shown on the right Development and debugging tool support The STR750 EVAL evaluation board supports connection to In Circuit Emulators ICE via a 20 pin standard JTAG interface CN9 Display and input devices 122x32 pixel graphic LCD and 4 general purpose LED s LD2 3 4 5 are available as display devices A 4 direction joystick with selection key a general purpose button PB3 and a wake up button PB2 are available a
28. le 15 Daughter board extension connector CN6 Pin Number Description Alternate To disconnect from the Function STR750 EVAL function block 1 GND 3 P2 11 LCD Remove LCD module 5 6 SPI Flash Remove R15 7 P0 04 SPI Flash Remove R10 9 P1 09 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 11 P2 09 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 13 P2 07 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 15 P2 05 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 17 P1 07 Joystick down Remove R48 19 GND No 21 P1 04 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 23 P1 13 Joystick right Remove R45 25 P1 00 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 27 P1 12 Joystick left Remove R44 21 40 3 Connectors STR750 EVAL 22 40 Table 15 Daughter board extension connector CN6 Pin Number Description Alternate To disconnect from the Function STR750 EVAL function block 29 2 Joystick select Remove R46 31 NC No 33 1 Motor Control Disconnect STR750Fx EVAL evaluation board from motor power drive board 35 1 Motor Control Disconnect STR750
29. ode when JP8 HIGH or SLOPE on silk screen is set as shown to the right 9 uu CAN transceiver functions in high speed mode when is set as shown on the right Default setting e eje JP9 CAN terminal resistor is enabled when JP9 CAN terminal on the silk screen is fitted Default setting Not fitted RS232 A total of three channels for 5232 communication are available on the STR750 EVAL evaluation board UARTO uses the RS232 transceiver U9 and the male D type 9 pin connector CN4 This channel implements UART hardware flow control Two channels UART1 UART2 use the RS232 transceiver 012 and two male D type 9 pin connectors CN8 and 10 STR750 EVAL 2 Hardware layout and configuration 2 9 2 10 2 11 Motor Control STR750 EVAL evaluation board supports induction motor control via a 34 pin connector CN1 which provides all required control and feedback signals to and from a motor power drive board Available signals on this connector include emergency stop motor speed 3 phase motor current bus voltage Heatsink temperature from the motor drive board and 6 channels of PWM control signals going to the motor drive circuit Motor current sampling is enabled by setting jumper JP7 Table 6 Motor control jumpers Jumper Description JP7 Motor current sampling operation is enabled when JP7 is fitted P1 08 connected to P0 29 The I O pins P1 08 and 0 29 are
30. oystick with 4 direction control and selector m USB 2 0 compliant with full speed 12Mb s data Extension connectors for daughter board transmission wrapping board m CAN 2 0A B connection November 2006 Rev 2 1 40 www st com STR750 EVAL About the user manuals This user manual provides information about using your STR750 EVAL and its hardware features For additional information about supporting software and tools please refer to STR75xF Datasheet Complete information about microcontroller features and peripherals STR75xF Demonstration Software User Manual Guide to using the demo software provided with your STR750 EVAL STR75xF Hardware Development Getting Started Guide to developing your application hardware 240 571 STR750 EVAL Contents 1 Getting Started sx e acd ca lc a a de ys Sg Rh 5 2 Hardware layout and configuration 6 2 1 Pow rs pply sse pessa eae Sten P AES tn aoa 8 2 2 Opi 10 2 3 Clock source 11 2 4 Reset 11 2 5 6 dale hada ees 11 2 6 du sciatis aon 12 27 eda ded Rog dad dd 12 2 8
31. plication STR750 EVAL Appendix C Revision history Appendix Revision history Date Revision Changes 20 Sep 2006 1 Initial release 13 Nov 2006 2 Added note to Table 1about microcontroller consumption measurement 39 40 Please Read Carefully Information in this document is provided solely in connection with ST products STMicroelectronics NV and its subsidiaries ST 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 use of the ST products and services described herein No license express or implied by estoppel or otherwise to any intellectual property rights is granted under this document If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein UNLESS OTHERWISE SET FORTH IN ST S TERMS AND C
32. s avag JE WIA ale E3 al TI y 5224105 Jamod 201012 40 hunf As ASH por ASG Atddns ASN Tal 80001 XLLVO SI VAS I 12 1 1 S IFCVO TA9 SONEZ m 1 27 40 STR750 EVAL 4 Schematics Figure 17 UART connections v 8 3 19945 9002 9 48 69ygWN 2qunN 084 18 12116 3 123501 t ST TXL ECSU 8 00054 E 6 Xu Sad Wn HU CE 060 T 4 49001 0510 26054 OSLA 06054 OXY ETSA 6 YNO XLIDSCECELS EY moza wa moy A 6 SLO Xu Layi 1104 a 4 45001 28 40 4 Schematics STR750 EVAL Figure 18 USB and CAN peripherals v 8 J as 9002 9
33. s input devices STR750 EVAL also supports a second optional 2x16 character LCD that can be mounted on the connector U15 Table 9 LCD modules Graphic LCD U16 default Character LCD U15 optional Pin on U16 Description Fin 015 Description Pinon STR750F STR750F 1 GND GND 1 GND GND 2 VDD 3 3V 2 VDD 3 3V 3 VO 3 VO 4 RS P2 03 4 RS P2 02 5 NC 5 RW P2 01 6 E2 P2 00 6 E P2 00 7 NC 7 DBO P2 10 8 E1 P2 01 8 DB1 P2 11 9 RW P2 02 9 DB2 P2 12 10 DBO P2 10 10 DB3 P2 13 11 DB1 P2 11 11 DB4 P2 14 STR750 EVAL 2 Hardware layout and configuration 4 Table 9 modules Graphic LCD U16 default Character LCD U15 optional Pin on U16 Description Pin on Pin on U15 Description Pin on STR750F STR750F 12 DB2 P2 12 12 DB5 P2 15 13 DB3 P2 13 13 DB6 P2 16 14 DB4 P2 14 14 DB7 P2 17 15 DB5 P2 15 15 A 5V 16 DB6 P2 16 16 K GND 17 DB7 P2 17 18 RST RESET 19 A 5V 20 K GND 15 40 3 Connectors STR750 EVAL 3 16 40 Connectors The following sections provide pin descriptions for the STR750 EVAL evaluation board connectors shown in Figure 6 Figure 6 STR750 EVAL evaluation board connectors USB type B CAN type D 9 pin JTAG debug connector CN2 connector CN5 connector CN9 External speaker jack CN11 Motor control connector CN1 Power supply connector CN3 Daughter boar
34. tact list provided in at www st com For software support and updates for third party toolsets please refer to your third party tool supplier Hardware spare parts Some tool components and accessories can be bought separately if you need additional ones You can order extra components such as sockets and adapters from STMicroelectronics from the component manufacturer or from a distributor To help you find what you need a listing of accessories for ST development tools is available on the ST internet site www st com mcu Sockets Complete documentation and ordering information for P TQFP sockets from Yamaichi Ironwood CAB and Enplas are provided on the internet site of the respective third party component provider Connectors Complete documentation and ordering information for connectors is provided on the Samtec internet site ky 37 40 Appendix Product Support STR750 EVAL Getting prepared before you call Collect the following information about the product before contacting ST or your distributor 1 2 3 38 40 Name of the company where you purchased the product Date of purchase Order Code Refer to the product s packaging The order code may depend on the region in which it was ordered i e the UK Continental Europe or the USA Serial Number typically included on a sticker on evaluation or demonstration boards Target Device The sales type of the ST microcontroller you are using in your ap
35. the three possible 5V DC power supply sources For Power supply jack CN3 to the STR750 EVAL only JP1 is set as shown to the right 2 d 5 The daughter board must have its own power supply connected ee Default setting For Power supply jack CN3 to both STR750 EVAL evaluation board and a daughter board connected to CN6 and CN7 JP1 is set as shown to the right 5 The daughter board must have its own power supply connected For power supply from the daughter board connectors CN6 7 JP1 is set as shown to the right 2 3 For power supply from USB 2 JP1 is set as shown to the right 7 If a daughter board is connected CN5 it must have its 2 5 own power supply connected ee Enables consumption measurement STR75xF 3 3V VPLL and CPU 3V3 Default setting Fitted Note The Potentiometer RV2 is also connected to VADC As a result measurements of the consumption of the STR75xF include the consumption of the potentiometer 330 uA To determine the actual consumption of the STR75xF either subtract 330 pA from the consumption measurement or remove un solder the potentiometer from the board JP4 JP5 1 8 power can be provided externally or internally depending on the configuration of the JP6 jumpers JP5 and JP6 For1 8V power supply from the external regulator U4 to the STR750Fx jumpers JP4 JP5 and JP
36. tware files and installation instructions that you will need to update your debugging software are available for free download at www st com mcu The download includes instructions for creating a new connection to your microcontroller ky 5 40 2 Hardware layout and configuration STR750 EVAL 2 6 40 Hardware layout and configuration The STR750 EVAL is designed around the STR750Fx in an LQFP100 14x14 package The hardware block diagram of the STR750 EVAL See Figure 1 illustrates the layout of the board relative to the STR750F peripherals LCD SPI UART USB Audio RTC and Motor Control and Figure 3 will help you locate these features on the actual evaluation board Figure 2 Hardware Block Diagram Power Supply JTAG JTAG BOOT option BOOT UARTO 58232 089 UARTO connector UART1 DB9 male UART1 connector 64Mbit SMVSSP Serial Flash CAN 3 3V CAN DB9 male Transceiver connector USB USB ESD 89232 Transceiver UART2 089 male UART2 connector Graphic LCD module Induction Motor Control connector GPIO Joystick RTC 32KHz Extension connector for a total of 72 GPIOs STR750 EVAL 2 Hardware layout and configuration Figure 3 STR750 EVAL evaluation board layout Motor control connector CN1 Daughter board extension connectors CN6 CN7 MOTOR FOIE B 8 R7
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