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Hardware layout and configuration
UM1974
44/82
DocID028599 Rev 7
CN9
27
D66
CAN_TX
PD1
CAN_1
-
29
D65
I/O
PG0
I/O
2
D51
USART_B_SCLK
PD7
USART_2
4
D52
USART_B_RX
PD6
6
D53
USART_B_TX
PD5
8
D54
USART_B_RTS
PD4
10
D55
USART_B_CTS
PD3
12
GND
GND
-
ground
14
D56
SAI_A_MCLK
PE2
(2)
SAI_1_A
16
D57
SAI_A_FS
PE4
18
D58
SAI_A_SCK
PE5
20
D59
SAI_A_SD
PE6
22
D60
SAI_B_SD
PE3
SAI_1_B
24
D61
SAI_B_SCK
PF8
26
D62
SAI_B_MCLK
PF7
28
D63
SAI_B_FS
PF9
30
D64
I/O
PG1
I/O
Right Connectors
CN7
1
D16
I2S_A_MCK
PC6
I2S_2
-
3
D17
I2S_A_SD
PB15
3
D17
I2S_A_SD
PB15
5
D18
I2S_A_CK
PB13
I2S_3 / SPI3
7
D19
I2S_A_WS
PB12
9
D20
I2S_B_WS
PA15
11
D21
I2S_B_MCK
PC7
13
D22
I2S_B_SD/
SPI_B_MOSI
PB5
15
D23
I2S_B_CK/ SPI_B_SCK
PB3
17
D24
SPI_B_NSS
PA4
19
D25
SPI_B_MISO
PB4
2
D15
I2C_A_SCL
PB8
I2C1_SCL
Arduino
support
4
D14
I2C_A_SDA
PB9
I2C1_SDA
6
AREF
AREF
-
AVDD/VREF+
8
GND
GND
-
ground
Table 14. NUCLEO-F446ZE and NUCLEO-F722ZE pin assignments (continued)
Connector Pin
Pin
name
Signal name
STM32
pin
Function
Remark
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