ST STM32G474 User Manual

RM0440 Rev 4 367/2126
RM0440 General-purpose I/Os (GPIO)
368
9.4.12 GPIO register map
The following table gives the GPIO register map and reset values.
Table 57. GPIO register map and reset values
Offset Register name
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12
11
10
9 8 7 6 5 4 3 2 1 0
0x00
GPIOA_MODER
MODE15[1:0] MODE14[1:0] MODE13[1:0] MODE12[1:0]
MODE11[1:0]
MODE10[1:0]
MODE9[1:0] MODE8[1:0] MODE7[1:0] MODE6[1:0] MODE5[1:0] MODE4[1:0] MODE3[1:0] MODE2[1:0] MODE1[1:0] MODE0[1:0]
Reset value 10101011111111111111111111111111
0x00
GPIOB_MODER
MODE15[1:0] MODE14[1:0] MODE13[1:0] MODE12[1:0]
MODE11[1:0]
MODE10[1:0]
MODE9[1:0] MODE8[1:0] MODE7[1:0] MODE6[1:0] MODE5[1:0] MODE4[1:0] MODE3[1:0] MODE2[1:0] MODE1[1:0] MODE0[1:0]
Reset value 11111111111111111111111010111111
0x00
GPIOx_MODER
(where x =
C..G)
MODE15[1:0] MODE14[1:0] MODE13[1:0] MODE12[1:0]
MODE11[1:0]
MODE10[1:0]
MODE9[1:0] MODE8[1:0] MODE7[1:0] MODE6[1:0] MODE5[1:0] MODE4[1:0] MODE3[1:0] MODE2[1:0] MODE1[1:0] MODE0[1:0]
Reset value 11111111111111111111111111111111
0x04
GPIOx_OTYPER
(where x = A..G)
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
OT15 OT14 OT13 OT12
OT11
OT10
OT9 OT8 OT7 OT6 OT5 OT4 OT3 OT2 OT1 OT0
Reset value 0000000000000000
0x08
GPIOA_OSPEEDR
OSPEED15[1:0] OSPEED14[1:0] OSPEED13[1:0] OSPEED12[1:0]
OSPEED11[1:0]
OSPEED10[1:0]
OSPEED9[1:0] OSPEED8[1:0] OSPEED7[1:0] OSPEED6[1:0] OSPEED5[1:0] OSPEED4[1:0] OSPEED3[1:0] OSPEED2[1:0] OSPEED1[1:0] OSPEED0[1:0]
Reset value 00001100000000000000000000000000
0x08
GPIOx_OSPEEDR
(where x = A to G)
OSPEED15[1:0] OSPEED14[1:0] OSPEED13[1:0] OSPEED12[1:0]
OSPEED11[1:0]
OSPEED10[1:0]
OSPEED9[1:0] OSPEED8[1:0] OSPEED7[1:0] OSPEED6[1:0] OSPEED5[1:0] OSPEED4[1:0] OSPEED3[1:0] OSPEED2[1:0] OSPEED1[1:0] OSPEED0[1:0]
Reset value 00000000000000000000000000000000
0x0C
GPIOA_PUPDR
PUPD15[1:0] PUPD14[1:0] PUPD13[1:0] PUPD12[1:0]
PUPD11[1:0]
PUPD10[1:0]
PUPD9[1:0] PUPD8[1:0] PUPD7[1:0] PUPD6[1:0] PUPD5[1:0] PUPD4[1:0] PUPD3[1:0] PUPD2[1:0] PUPD1[1:0] PUPD0[1:0]
Reset value 01100100000000000000000000000000
0x0C
GPIOB_PUPDR
PUPD15[1:0] PUPD14[1:0] PUPD13[1:0] PUPD12[1:0]
PUPD11[1:0]
PUPD10[1:0]
PUPD9[1:0] PUPD8[1:0] PUPD7[1:0] PUPD6[1:0] PUPD5[1:0] PUPD4[1:0] PUPD3[1:0] PUPD2[1:0] PUPD1[1:0] PUPD0[1:0]
Reset value 00000000000000000000000100000000
0x0C
GPIOx_PUPDR
(where x = )
PUPD15[1:0] PUPD14[1:0] PUPD13[1:0] PUPD12[1:0]
PUPD11[1:0]
PUPD10[1:0]
PUPD9[1:0] PUPD8[1:0] PUPD7[1:0] PUPD6[1:0] PUPD5[1:0] PUPD4[1:0] PUPD3[1:0] PUPD2[1:0] PUPD1[1:0] PUPD0[1:0]
Reset value 00000000000000000000000000000000
0x10
GPIOx_IDR
(where x = A to G)
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
ID15 ID14 ID13 ID12
ID11
ID10
ID9 ID8 ID7 ID6 ID5 ID4 ID3 ID2 ID1 ID0
Reset value xxxxxxxxxxxxxxxx

ST STM32G474 Specifications

General

Brand	ST
Model	STM32G474
Category	Microcontrollers
Language	English