Microsd Connector Cn3; St-Link/V2-1 Usb Type B Connector Cn14; Table 7. Microsd Connector Cn3; Figure 18. Microsd Connector Cn3 (Front View) - ST STM32F746G-DISCO User Manual

Connectors
7.7

microSD connector CN3

Pin number
7.8

ST-LINK/V2-1 USB type B connector CN14

The USB connector CN21 is used to connect the embedded ST-LINK/V2-1 to the PC for
programming and debugging of the STM32F746NGH6 microncontroller.
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Figure 18. microSD connector CN3 (front view)

Table 7. microSD connector CN3

Description
1 SDMMC_D2 (PC10)
2 SDMMC_D3 (PC11)
3 SDMMC_CMD (PD2)
4 +3.3V
5 SDMMC_CK (PC12)

Figure 19. USB type B connector CN14 (front view)

DocID027942 Rev 3
Pin number
6
7 SDMMC_D0 (PC8)
8 SDMMC_D1 (PC9)
9
10 MicroSDcard_detect (PC13)
UM1907
Description
Vss/GND
GND