Extension connectors UM2407
40/48 UM2407 Rev 1
73V3 3V3 - 3.3 V input/output 8D46 SDMMC_D3 PC11 SDMMC
95V 5V - 5 V output 10 D47 SDMMC_CK PC12 SDMMC
11 GND GND - ground 12 D48 SDMMC_CMD PD2 SDMMC
13 GND GND - ground 14 D49 I/O PG2 -
15 VIN VIN - Power input 16 D50 I/O PG3 -
Table 19. CN8 ZIO included Arduino™ connector pinout (continued)
Pin Pin name Signal name
STM32H7
pin
MCU Function Pin Pin name Signal name
STM32H7
pin
MCU Function
Table 20. CN9 ZIO included Arduino™ connector pinout
Pin Pin name Signal name
STM32H7
pin
MCU Function Pin Pin name Signal name
STM32H7
pin
MCU Function
1A0 ADC PA3 ADC12_INP15 2D51 USART_B_SCLK PD7 USART_2
3A1 ADC PC0 ADC123_INP10 4D52 USART_B_RX PD6 USART_2
5A2 ADC PC3 ADC12_INP13 6D53 USART_B_TX PD5 USART_2
7A3 ADC PB1 ADC12_INP5 8D54 USART_B_RTS PD4 USART_2
9A4 ADC
PC2/
PB9
ADC123_INP12/
I2C1_SDA
10 D55 USART_B_CTS PD3 USART_2
11 A5 ADC PF10/ PB8
ADC3_INP6/
I2C1_SCL
12 GND GND - -
13 D72 COMP1_INP PB2 COMP1_INP 14 D56 SAI_A_MCLK PE2
(1)
SAI_1_A
15 D71 COMP2_INP PE0 COMP2_INP 16 D57 SAI_A_FS PE4 SAI_1_A
17 D70 I2C_B_SMBA PF2 I2C2 18 D58 SAI_A_SCK PE5 SAI_1_A
19 D69 I2C_B_SCL PF1 I2C2 20 D59 SAI_A_SD PE6 SAI_1_A
21 D68 I2C_B_SDA PF0 I2C2 22 D60 SAI_B_SD PE3 SAI_1_B
23 GND GND -- 24 D61 SAI_B_SCK PF8 SAI_1_B
25 D67 CAN_RX PD0 CAN_1 26 D62 SAI_B_MCLK PF7 SAI_1_B
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