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DocID027916 Rev 2 47/79

UM1902 Connector

6.21 MEMS microphone coupon connectors CN24 and CN27

Figure 23. MEMS microphone coupon connectors CN24 and CN27 (Top view)

6.22 Audio jack (speaker) CN25

A 3.5 mm stereo audio jack CN25 for speaker out is available on STM32746G-EVAL

evaluation board to support external speaker.

6.23 Audio jack CN26

A 3.5 mm stereo audio jack CN26 is available on STM32746G-EVAL evaluation board to

support headset (headphone and microphone integrated).

Table 35. MEMS microphone coupon connectors CN24 and CN27

Pin number Description Pin number Description

1DATA 4VDD

2GND 5L/R

3CLK 6NC

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Table of Contents2
Features7
Demonstration Software8
Ordering Information8
Delivery Recommendations8
Hardware Layout and Configuration9
Figure 2. Hardware Block Diagram9
Embedded ST-LINK/V2-110
Figure 3. STM32746G-EVAL Evaluation Board Layout10
Drivers11
ST-LINK/V2-1 Firmware Upgrade11
Figure 4. USB Composite Device11
Power Supply12
Table 1. Power Related Jumpers13
Clock Source15
Reset Source16
Table 2. 25 Mhz Crystal X1 Related Solder Bridges16
Table 3. 32Khz Crystal X2 Related Solder Bridges16
Boot Option17
Audio17
Table 4. Boot Related Switch17
Table 5. Boot Related Jumpers17
Table 6. Audio Related Jumpers18
Usb Otg Fs120
USB OTG HS and USB OTG FS220
Table 7. USB OTG FS2 Function Configuration20
Figure 25. STM32746G-EVAL Evaluation Board20
RS232 and Irda21
Microsd Card21
Table 8. USART1 Related Jumpers21
Rf-Eeprom22
Can22
Ethernet22
Table 9. CAN Related Jumpers22
Table 10. Ethernet Related Jumpers22
Memories23
Table 11. Ethernet Related Solder Bridges23
Quad-SPI nor Flash Memory24
Analog Input24
Camera Module24
Table 12. nor Flash Memory Related Jumpers24
Display and Input Devices25
Table 13. LED Related Jumpers25
Table 14. LCD Modules Connector (CN20)25
Figure 5. Orientation Setting of the 5.7-Inch LCD Daughterboard26
Motor Control27
Figure 6. STM32746G-EVAL Evaluation Board Motor Control PCB27
MFX (Multi-Function Expander)28
Table 15. Motor Control Related Solder Bridges28
Table 16. MFX Signals28
Connector30
Motor Control Connector CN130
Table 17. Motor Control Connector CN130
Figure 8. Motor Control Connector CN1 (Top View)30
RF-EEPROM Daughterboard Connector CN231
Analog Input Connector CN331
Table 18. RF-EEPROM Daughterboard Connector CN231
Table 19. Analog Input-Output Connector CN331
Figure 9. RF-EEPROM Daughterboard Connector CN2 (Front View)31
Figure 10. Analog Input-Output Connector CN3 (Top View)31
Camera Module Connector CN432
Table 20. Camera Module Connector CN432
Figure 11. Camera Module Connector CN4 (Top View)32
Daughterboard Extension Connector CN5 and CN633
Table 21. Daughterboard Extension Connector CN533
Table 22. Daughterboard Extension Connector CN635
RS232 Connector CN737
Table 23. RS232 Connector CN7 with ISP Support37
Figure 12. RS232 Connector CN7 (Front View)37
USB OTG HS Micro-AB Connector CN838
Ethernet RJ45 Connector CN938
Table 24. USB OTG HS Micro-AB Connector CN838
Table 25. RJ45 Connector CN938
Figure 13. USB OTG HS Micro-AB Connector CN8 (Front View)38
Figure 14. Ethernet RJ45 Connector CN9 (Front View)38
Memory Connector CN10 and CN1139
Table 26. Memory Connector CN1039
Table 27. Memory Connector CN1140
ETM Trace Debugging Connector CN1242
USB OTG FS1 Micro-AB Connector CN1342
Table 28. ETM Trace Debugging Connector CN1242
Figure 15. ETM Trace Debugging Connector CN12 (Top View)42
Figure 16. USB OTG FS1 Micro-AB Connector CN13 (Front View)42
USB OTG FS2 Micro-AB Connector CN1443
JTAG/SWD Connector CN1543
Table 29. USB OTG FS1 Micro-AB Connector CN1343
Table 30. USB OTG FS2 Micro-AB Connector CN1443
Figure 17. USB OTG FS2 Micro-AB Connector CN14 (Front View)43
Figure 18. JTAG/SWD Debugging Connector CN15 (Top View)43
Microsd Connector CN1644
Table 31. JTAG/SWD Debugging Connector CN1544
Table 32. Microsd Connector CN1644
Figure 19. Microsd Connector CN16 (Top View)44
Power Connector CN1745
ST-LINK/V2-1 Programming Connector CN1845
MFX Programming Connector CN1945
TFT LCD Connector CN2045
Figure 20. Power Supply Connector CN17 (Front View)45
ST-LINK/V2-1 USB Type B Connector CN2146
CAN D-Type 9-Pin Male Connector CN2246
Table 33. USB Type B Connector CN2146
Table 34. CAN D-Type 9-Pin Male Connector CN2246
Figure 21. USB Type B Connector CN21 (Front View)46
Figure 22. CAN D-Type 9-Pin Male Connector CN22 (Front View)46
MEMS Microphone Coupon Connectors CN24 and CN2747
Audio Jack (Speaker) CN2547
Audio Jack CN2647
Table 35. MEMS Microphone Coupon Connectors CN24 and CN2747
Figure 23. MEMS Microphone Coupon Connectors CN24 and CN27 (Top View)47
SPDIF in Connector CN2848
Table 36. SPDIF in Connector CN2848
Figure 24. SPDIF in Connector CN28 (Front View)48
Appendix A Electrical Schematics49
Figure 1. STM32746G-EVAL Evaluation Board49
Figure 26. STM32746G-EVAL MCU50
Figure 27. STM32746G-EVAL Power51
Figure 28. STM32746G-EVAL SRAM, Flash Memory and DRAM52
Figure 29. STM32746G-EVAL Audio53
Figure 30. STM32746G-EVAL LCD, Camera and RF Connector54
Figure 31. STM32746G-EVAL Ethernet55
Figure 32. STM32746G-EVAL USB OTG HS and OTG FS256
Figure 33. STM32746G-EVAL USB OTG FS157
Figure 34. STM32746G-EVAL RS232 and Irda58
Figure 35. STM32746G-EVAL CAN and QSPI59
Figure 36. STM32746G-EVAL Peripherals60
Figure 37. STM32746G-EVAL Motor Control61
Figure 38. STM32746G-EVAL Extension Connector62
Figure 39. STM32746G-EVAL ST-LINK/V2-163
Figure 40. STM32746G-EVAL MFX64
Figure 41. STM32746G-EVAL JTAG and Trace65
Figure 42. STM32746G-EVAL Camera Daughterboard66
Figure 43. STM32746G-EVAL 5.7 TFT LCD Daughterboard67
Appendix B STM32746G-EVAL I/O Assignment68
Table 37. I/O Assignment68
Appendix C Mechanical Dimensions76
Table 38. Mechanical Dimensions76
Figure 44. Mechanical Dimensions76
Appendix D Compliance Statement77
Federal Communications Commission (FCC) and Industry Canada (IC) Compliance Statements77
Table 39. Document Revision History78

Brand	ST
Model	User Manual
Category	Motherboard
Language	English

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