ST STM32G4 Series User Manual

General-purpose I/Os (GPIO) RM0440
368/2126 RM0440 Rev 4
Refer to Section 2.2 on page 80 for the register boundary addresses.
0x14
GPIOx_ODR
(where x = A to G)
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
OD15 OD14 OD13 OD12
OD11
OD10
OD9 OD8 OD7 OD6 OD5 OD4 OD3 OD2 OD1 OD0
Reset value 0000000000000000
0x18
GPIOx_BSRR
(where x = A to G)
BR15 BR14 BR13 BR12
BR11
BR10
BR9 BR8 BR7 BR6 BR5 BR4 BR3 BR2 BR1 BR0
BS15 BS14 BS13 BS12
BS11
BS10
BS9 BS8 BS7 BS6 BS5 BS4 BS3 BS2 BS1 BS0
Reset value 00000000000000000000000000000000
0x1C
GPIOx_LCKR
(where x = A to G)
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
LCKK
LCK15 LCK14 LCK13 LCK12
LCK11
LCK10
LCK9 LCK8 LCK7 LCK6 LCK5 LCK4 LCK3 LCK2 LCK1 LCK0
Reset value 00000000000000000
0x20
GPIOx_AFRL
(where x = A to G)
7[3:0] 6[3:0] 5[3:0] 4[3:0] 3[3:0] 2[3:0] 1[3:0] 0[3:0]
Reset value 00000000000000000000000000000000
0x24
GPIOx_AFRH
(where x = A to G)
15[3:0] 14[3:0] 13[3:0] 12[3:0] 11[3:0] 10[3:0] 9[3:0] 8[3:0]
Reset value 00000000000000000000000000000000
0x28
GPIOx_BRR
(where x = A to G))
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
BR15 BR14 BR13 BR12
BR11
BR10
BR9 BR8 BR7 BR6 BR5 BR4 BR3 BR2 BR1 BR0
Reset value 0000000000000000
Table 57. GPIO register map and reset values (continued)
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

ST STM32G4 Series Specifications

General

Brand	ST
Model	STM32G4 Series
Category	Microcontrollers
Language	English