Table 20. Cn9 Zio Connector Pinout - ST STM32H7 Nucleo-144 User Manual

Pin Pin name Signal name
7 3V3 3V3
9 5V 5V
11 GND GND
13 GND GND
15 VIN VIN
Pin Pin name Signal name
1 A0 ADC
3 A1 ADC
5 A2 ADC
7 A3 ADC
9 A4 ADC
11 A5 ADC
13 D72 COMP1_INP
15 D71 COMP2_INP
17 D70 I2C_B_SMBA
19 D69 I2C_B_SCL
21 D68 I2C_B_SDA
23 GND GND
25 D67 CAN_RX
Table 19. CN8 ZIO connector pinout (continued)
STM32H7
MCU Function
pin
- 3.3 V input/output
- 5 V output
- ground
- ground
- Power input

Table 20. CN9 ZIO connector pinout

STM32H7
MCU Function
pin
PA3 ADC12_INP15
PC0 ADC123_INP10
PC3 ADC12_INP13
PB1 ADC12_INP5
PC2/ ADC123_INP12/
PB9 I2C1_SDA
ADC3_INP6/
PF10/ PB8
I2C1_SCL
PB2 COMP1_INP
PE0 COMP2_INP
PF2 I2C2
PF1 I2C2
PF0 I2C2
- -
PD0 CAN_1
Pin Pin name Signal name
8 D46 SDMMC_D3
10 D47 SDMMC_CK
12 D48 SDMMC_CMD
14 D49 I/O
16 D50 I/O
Pin Pin name Signal name
2 D51 USART_B_SCLK
4 D52 USART_B_RX
6 D53 USART_B_TX
8 D54 USART_B_RTS
10 D55 USART_B_CTS
12 GND GND
14 D56 SAI_A_MCLK
16 D57 SAI_A_FS
18 D58 SAI_A_SCK
20 D59 SAI_A_SD
22 D60 SAI_B_SD
24 D61 SAI_B_SCK
26 D62 SAI_B_MCLK
STM32H7
MCU Function
pin
PC11 SDMMC
PC12 SDMMC
PD2 SDMMC
PG2 -
PG3 -
STM32H7
MCU Function
pin
PD7 USART_2
PD6 USART_2
PD5 USART_2
PD4 USART_2
PD3 USART_2
- -
(1)
PE2 SAI_1_A
PE4 SAI_1_A
PE5 SAI_1_A
PE6 SAI_1_A
PE3 SAI_1_B
PF8 SAI_1_B
PF7 SAI_1_B