Power Connector Cn19; St-Link/V2-1 Programming Connector Cn20; Mfx Programming Connector Cn21; St-Link/V2-1 Usb Micro-B Connector Cn22 - ST STM32F779I-EVAL User Manual

Connectors
Pin
number
1
2
3
4
5
7.15

Power connector CN19

STM32F779I-EVAL evaluation board can be powered from a DC 5V power supply via the
external power supply jack (CN19) shown in
positive.
7.16

ST-LINK/V2-1 programming connector CN20

The connector CN20 is used only for embedded ST-LINK/V2-1 programming during the
board manufacturing. It is not populated by default and not for end user.
7.17

MFX programming connector CN21

The connector CN21 is used only for MFX (Multi-Function expander) programming during
the board manufacturing. It is not populated by default and not for end user.
7.18

ST-LINK/V2-1 USB Micro-B connector CN22

The USB connector CN22 is used to connect the embedded ST-LINK/V2-1 to the PC to
debug the board.
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Table 33. microSD card2 connector CN30

Description
SDMMC_D2 (PB3)
SDMMC_D3 (PB4)
SDMMC_CMD (PD7)
+3.3V
SDMMC_CLK( PD6)

Figure 20. Power supply connector CN19 (Front view)

DocID029088 Rev 3
Pin
number
6
7 SDMMC_D0 (PG9)
8 SDMMC_D1 (PG10)
9
MicroSDcard_detect2 (MFX
10
Figure 20. The central pin of CN19 must be
UM2036
Description
Vss/GND
GND
GPIO10)