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ST STM32F746G-DISCO User Manual
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UM1907
Elect
rical schematics
DocID027942 Rev 3
33/49
Figure 27. USB OTG FS with micro A-B connector
81
3
USB
OTG
FS
with
Micro
A-B
connector
MB1191
B-04
10/16/2015
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32F746G-DISCO
Project:
5V
OTG_FS_PowerSwitchOn
OTG_FS_OverCurrent
3V3
OTG_FS_N
OTG_FS_P
OTG_FS_ID
3V3
3V3
Dz
A2
ID
A3
Pd1
B1
Pup
B2
Vbus
B3
D+in
C1
Pd2
C2
D+out
C3
D-in
D1
GND
D2
D-out
D3
U18
EMIF02-USB03F2
GND
2
IN
5
EN
4
OUT
1
FAULT
3
U16
STMPS2141STR
OTG_FS_VBUS
3
1
2
T2
9013-SOT23
R136
330_1%_0603
R134
47K_1%_0402
LD5
LED,
green
VBUS
1
DM
2
DP
3
ID
4
GND
5
Shield
6
USB_Micro-
AB
receptac
le
CN13
USB-MICRO-AB
R126
47K_1%_0402
R119
0_5%_0402
LD6
LED,
red
R117
0_5%_0402
R133
0
R116
10K_1%_0402
R137
620_1%_0603
5V_USB_FS
SB18
USB_FS1_N
USB_FS1_P
R132
0
R125
0
C112
4.7uF_X5R_10%_0603
R135
100K
32
34
Table of Contents
Default Chapter
1
Figure 1. STM32F746G-DISCO Board (Top View)
1
User Manual
1
Figure 2. STM32F746G-DISCO Board (Bottom View)
1
Table of Contents
2
Features
6
Demonstration Software
6
Product Marking
7
Ordering Information
7
Technology Partners
7
Hardware Layout and Configuration
8
Figure 3. Hardware Block Diagram
8
Figure 4. STM32F746G-DISCO Discovery Board Top Layout
9
Figure 5. STM32F746G-DISCO Discovery Board Bottom Layout
10
Embedded ST-LINK/V2-1
11
Drivers
11
Figure 6. USB Composite Device
11
ST-LINK/V2-1 Firmware Upgrade
12
Power Supply
12
Figure 7. JP1 (5V Ext) from JP2 (5V)
12
Figure 8. JP1 (5V Ext) from CN6 (Vin)
12
Figure 9. JP1 (5V Link)
13
Programming/Debugging When the Power Supply Is Not from
14
ST-LINK (5V Link)
14
Figure 10. JP1 (Usb_Fs)
14
Figure 11. JP1 (Usb_Hs)
14
Clock Sources
15
Reset Sources
15
Audio
15
Usb Otg Fs
16
Usb Otg Hs
16
Microsd Card
16
Ethernet
17
SDRAM Memory
17
Quad-SPI nor Flash Memory
17
Figure 12. Inside RJ45 Jack
17
Camera Module
18
Display LCD-TFT
18
Connectors
19
C Extension Connector CN2
19
Camera Module Connector P1
19
Table 1. I 2 C Extension Connector CN2
19
Table 2. Camera Module Connector P1
19
Figure 13. I 2 C Extension Connector CN2 (Front View)
19
Figure 14. Camera Module Connector P1 (Front View)
19
Arduino uno V3 Connectors
20
Table 3. Arduino Connectors (CN4, CN5, CN6, CN7)
21
Ethernet RJ45 Connector CN9
22
Figure 15. USB OTG Micro-AB Connector CN12 (Front View)
22
Figure 16. Ethernet RJ45 Connector CN9 (Front View)
22
Table 4. USB OTG HS Micro-AB CN12
22
USB OTG HS Micro-AB Connector CN12
22
Figure 17. USB OTG Micro-AB Connector CN13 (Front View)
23
Table 5. RJ45 Connector CN9
23
Table 6. USB OTG FS Micro-AB Connector CN13
23
USB OTG FS Micro-AB Connector CN13
23
Figure 18. Microsd Connector CN3 (Front View)
24
Figure 19. USB Type B Connector CN14 (Front View)
24
Microsd Connector CN3
24
ST-LINK/V2-1 USB Type B Connector CN14
24
Table 7. Microsd Connector CN3
24
Audio Blue Jack (Line In) CN11
25
Audio Green Jack (Line Out) CN10
25
Audio Stereo Speakers JP3 and JP4
25
SPDIF Input RCA Connector CN1
25
Table 8. USB Type B Connector CN14
25
Table 9. SPDIF Input RCA Connector CN1
25
Electrical Schematics
26
Figure 20. STM32F746 Discovery Interconnection
26
Figure 21. ST-LINK/V2-1 with Support of SWD Only
27
Figure 22. Joystick, Leds and Pushbutton
28
Figure 23. Audio Codec Cirrus and Connectors
29
Figure 24. Quad-SPI Flash Memory (MICRON)
30
Figure 25. Arduino uno Connectors
31
Figure 26. SDRAM (MICRON)
32
Figure 27. USB OTG FS with Micro A-B Connector
33
Figure 28. STM32F746NGH6 Connection
34
Figure 29. USB OTG HS PHY with Micro A-B Connector
35
Figure 30. Ethernet PHY with RJ45 Connector
36
Figure 31. External Camera Connector
37
Figure 32. 4.3-Inch LCD with Capacitive Touch
38
Appendix A STM32F746G-DISCO IO Assignment
39
Table 10. STM32F746G-DISCO IO Assignment
39
Appendix B Mechanical Drawing
46
Figure 33. Mechanical Drawing
46
Appendix C Compliance Statements
47
Federal Communications Commission (FCC) and Industry Canada (IC) Compliance Statement
47
FCC Compliance Statement
47
IC Compliance Statement
47
Compliance Statement
47
Déclaration de Conformité
47
Revision History
48
Table 11. Document Revision History
48
4
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ST STM32F746G-DISCO Specifications
General
Brand
ST
Model
STM32F746G-DISCO
Category
Motherboard
Language
English
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