UM1975
Hardware description
DocID028608 Rev 1
9/20
CN7 odd
CN7 even
25
26
27
USART_CTS*
PA0
28
29
USART_RTS*
PA1
30
31
32
33
VBAT
34
35
36
37
38
Table 2: Interconnection between STM32 Nucleo board and X-NUCLEO-IDW01M1 (ST morpho
connector - CN10)
CN10 odd
CN10 even
Pin
Name
Fcn
Fcn
Name
Pin
1
GPIO6
PC8
2
3
PB8
I2C_SCL#
4
5
PB9
I2C_SDA#
USART_RX*
PC5
6
7
AVDD
U5V
8
9
GND
10
11
USART_RTS
PA12
12
13
USART_CTS
PA11
14
15
SPI_CS#
PB12
16
17
PB6
USART_TX*
18
19
GND
20
21
PA9
USART_TX
22
23
24
25
SPI_MOSI#
PB15
26
27
SPI_MISO#
PB14
28
29
SPI_CLK#
PB13
30
31
AGND
32
33
PA10
USART_RX
USART_TX*
PC4
34
35
PA2
USART_TX*
36
37
PA3
USART_RX*
38
Table 3: Interconnection between STM32 Nucleo board and X-NUCLEO-IDW01M1 (Arduino
UNO R3 Connector CN6 - Power)
Signal Name
NC
IOREF
RESET
3V3
5V
GND
GND
VIN
Pin
1
2
3
4
5
6
7
8
MCU Name
Fcn
3V3
GND
GND