ST STM32L4x6 User Manual

General-purpose I/Os (GPIO) RM0351
272/1693 DocID024597 Rev 3
Refer to Section 2.2.2 on page 67 for the register boundary addresses.
0x18
GPIOx_BSRR
(where x = A..H)
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..H)
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..H)
AFSEL7[3:0] AFSEL6[3:0] AFSEL5[3:0] AFSEL4[3:0] AFSEL3[3:0] AFSEL2[3:0] AFSEL1[3:0] AFSEL0[3:0]
Reset value 00000000000000000000000000000000
0x24
GPIOx_AFRH
(where x = A..H)
AFSEL15[3:0] AFSEL14[3:0] AFSEL13[3:0] AFSEL12[3:0] AFSEL11[3:0] AFSEL10[3:0] AFSEL9[3:0] AFSEL8[3:0]
Reset value 00000000000000000000000000000000
0x28
GPIOx_BRR
(where x = A..H)
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
0x2C
GPIOx_ASCR
(where x = A..H)
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
ASC15 ASC14 ASC13 ASC12
ASC11
ASC10
ASC9 ASC8 ASC7 ASC6 ASC5 ASC4 ASC3 ASC2 ASC1 ASC0
Reset value 0000000000000000
Table 33. GPIO register map and reset values (continued)
Offset Register
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 STM32L4x6 Specifications

General

Brand	ST
Model	STM32L4x6
Category	Microcontrollers
Language	English