Stm32G474Ret6 Gpio And Pin Assignment; Table 23. Stm32G474Ret6 Gpio And Pin Assignment - STMicroelectronics B-G474E-DPOW1 Manual

16

STM32G474RET6 GPIO and pin assignment

Pin
number
1
2
3 PC14-OSC32_IN
4
OSC32_OUT
5 PF0-OSC_IN
6 PF1-OSC_OUT
7 PG10-NRST
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
UM2577 - Rev 2
Table 23. STM32G474RET6 GPIO and pin assignment
Pin name Signal assignment
VBAT VDD
PC13 JOYSTICK_SELECT
BUCKBOOST_LOAD_50%
PC15-
BUCKBOOST_LOAD_100%
PF0 (Free)
PF1 (Free)
T_NRST
PC0 PC0 (Free)
PC1 PC1 (Free)
PC2 USBPD_VIN
PC3 BUCKBOOST_USBPD_EN
PA0 BUCK_GREEN_SENSE
PA1 BUCKBOOST_VIN
PA2 BUCKBOOST_I_IN_AVG
VSS GND
VDD VDD
PA3 BUCKBOOST_VOUT
PA4 PA4 (Free)
PA5 PA5 (Free)
PA6 PA6 (Free)
PA7 BUCK_RED_SENSE
PC4 JOYSTICK_LEFT
PB2 JOYSTICK_RIGHT
PB0 BUCK_BLUE_SENSE
PB1 LED_LEFT_ORANGE
PB10 JOYSTICK_UP
VSSA AGND
VREF+ VREFP
VDDA AVDD
PC5 JOYSTICK_DOWN
VSS GND
VDD VDD
PB11 BUCKBOOST_I_IN_SENSE
PB12 BUCKBOOST_P1_DRIVE
STM32G474RET6 GPIO and pin assignment
Extension connector
Main function
CN9
MCU power
-
Joystick 23
Buck-boost 24
Buck-boost 25
- 26
- 27
STLINK 30
- 28
- 29
USBPD 31
Buck-boost -
RGB LED -
Buck-boost -
Buck-boost -
MCU power 2 / 32
MCU power -
Buck-boost -
- -
- -
- -
RGB LED -
Joystick -
Joystick -
RGB LED -
User LED -
Joystick -
MCU power -
MCU power -
MCU power -
Joystick -
MCU power 2 / 32
MCU power -
Buck-boost -
Buck-boost -
UM2577
Pin number
CN8
-
-
-
-
-
-
-
-
-
-
31
30
29
28
2 / 32
3
27
26
25
24
23
22
21
20
19
18
4
6
7
17
2 / 32
3
16
15
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