Pin Description Alternate function
How to disconnect with function block on STM32H7x7I-EVAL
board
10 GND - -
12 PI8 GPIO_EXPANDER_INT Remove R185
14 PB9 SDIO_1_CDIR Add R139 10Kohm, Remove R91
16 PB7 I2C_1_SDA Remove R160, R181, R209, Disconnect CN4, CN15
18 PB6 I2C_1_SCL Remove R155, R180, R212, Disconnect CN4, CN15
20 PB4 NJTRST Remove R79
22 PK5 LED3 Remove R200
24 PJ13 - -
26 PG12 RMII_TXD1 -
28 PJ14 - -
30 GND - -
32 PJ12 TRGOUT Remove SB25
34 PD3 GPIO_CAN_STBY Remove R4
36 PC10 SDIO_1_D2 Add R139 10Kohm
38 PA14 JTCK-SWCLK Remove R59
40 PC11 SDIO_1_D3 Add R139 10Kohm, Open SB45
42 PC7 SDIO_1_D123DIR Add R139 10Kohm, Remove R92
44 PC8 SDIO_1_D0 Add R139 10Kohm
46 PA9 USB_FS2_VBUS Remove R255
48 +3.3V - -
50 GND - -
52 PA8 MCO1 Disconnect CN15, Keep JP5 on open
54 PA11 USB_FS2_DM/ FDCAN_1_RXFD Keep JP2 on open, Open SB59
56 PA12 USB_FS2_DP/ FDCAN_1_TXFD Open SB50, SB60
58 PK2 - -
60 +5V - -
7.7 ETM trace debugging connector CN8
Figure 10. ETM trace debugging connector CN8 (top view)
19
20 18
17 15
16
13
14
11
12 10
9
8
7
6
5
4
3 1
2
UM2525
ETM trace debugging connector CN8
UM2525 - Rev 3
page 27/69
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