Hardware layout and configuration UM1974
66/82 DocID028599 Rev 7
Table 20. NUCLEO-H743ZI pin assignments
Connector Pin
Pin
name
Signal name STM32 pin Function Remark
Left connectors
CN8
1NC NC - -
Arduino
compatible-
3 IOREF IOREF - 3.3 V Ref
5 RESET RESET NRST RESET
7 +3.3 V +3.3 V - 3.3 V input/output
9 +5 V +5 V - 5 V output
11 GND GND - Ground
13 GND GND - Ground
15 V
IN
V
IN
- Power input
2 D43 SDMMC1_D0 PC8
SDMMC/I2S_A
-
4D44
SDMMC1_D1/
I2S_A_CKIN
PC9
6 D45 SDMMC1_D2 PC10
8 D46 SDMMC1_D3 PC11
10 D47 SDMMC1_CK PC12
12 D48 SDMMC1_CMD PD2
14 D49 I/O PG2
I/O
16 D50 I/O PG3
CN9
1 A0 ADC PA3 ADC12_IN15
Arduino
compatible
3 A1 ADC PC0 ADC123_IN10
5 A2 ADC PC3 ADC123_IN13
7 A3 ADC PF3 ADC3_IN5
9A4 ADC
PF5 or
PB9
(1)
ADC3_IN4 (PF5)
or I2C1_SDA
(PB9)
11 A5 ADC
PF10 or
PB8
(1)
ADC3_IN6 (PF10)
or I2C1_SCL
(PB8)
13 D72 NC - -
-
15 D71 I/O PA7
(2)
I/O
17 D70 I2C_B_SMBA PF2
I2C_219 D69 I2C_B_SCL PF1
21 D68 I2C_B_SDA PF0
23 GND GND - Ground
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