STMicroelectronics STM32F05 series User Manual

RM0091 General-purpose I/Os (GPIO)
Doc ID 018940 Rev 1 133/742
8.4.11 Port bit reset register (GPIOx_BRR) (x=A..D, F)
Address offset: 0x28
Reset value: 0x0000 0000
8.4.12 GPIO register map
The following table gives the GPIO register map and reset values.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Reserved
1514131211109876543210
BR15 BR14 BR13 BR12 BR11 BR10 BR9 BR8 BR7 BR6 BR5 BR4 BR3 BR2 BR1 BR0
wwwwwwwwwwwwwwww
Bits 31:16 Reserved
Bits 15:0 BRy: Port x Reset bit y (y= 0 .. 15)
These bits are write-only. A read to these bits returns the value 0x0000
0: No action on the corresponding ODRx bit
1: Reset the corresponding ODRx bit
Table 21. GPIO register map and reset values
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
0x00
GPIOA_MODER
MODER15[1:0] MODER14[1:0] MODER13[1:0] MODER12[1:0] MODER11[1:0] MODER10[1:0]
MODER9[1:0] MODER8[1:0] MODER7[1:0] MODER6[1:0] MODER5[1:0] MODER4[1:0] MODER3[1:0] MODER2[1:0] MODER1[1:0] MODER0[1:0]
Reset value 00101000000000000000000000000000
0x00
GPIOx_MODER
(where x =B..D, F)
MODER15[1:0] MODER14[1:0] MODER13[1:0] MODER12[1:0] MODER11[1:0] MODER10[1:0]
MODER9[1:0] MODER8[1:0] MODER7[1:0] MODER6[1:0] MODER5[1:0] MODER4[1:0] MODER3[1:0] MODER2[1:0] MODER1[1:0] MODER0[1:0]
Reset value 00000000000000000000000000000000
0x04
GPIOx_OTYPER
(where x =A..D, F)
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
GPIOx_OSPEEDR
(where x =A..D, F)
OSPEEDR15[1:0] OSPEEDR14[1:0] OSPEEDR13[1:0] OSPEEDR12[1:0] OSPEEDR11[1:0] OSPEEDR10[1:0]
OSPEEDR9[1:0] OSPEEDR8[1:0] OSPEEDR7[1:0] OSPEEDR6[1:0] OSPEEDR5[1:0] OSPEEDR4[1:0] OSPEEDR3[1:0] OSPEEDR2[1:0] OSPEEDR1[1:0] OSPEEDR0[1:0]
Reset value 00000000000000000000000000000000
0x0C
GPIOA_PUPDR
PUPDR15[1:0] PUPDR14[1:0] PUPDR13[1:0] PUPDR12[1:0] PUPDR11[1:0] PUPDR10[1:0]
PUPDR9[1:0] PUPDR8[1:0] PUPDR7[1:0] PUPDR6[1:0] PUPDR5[1:0] PUPDR4[1:0] PUPDR3[1:0] PUPDR2[1:0] PUPDR1[1:0] PUPDR0[1:0]
Reset value 00100100000000000000000000000000

STMicroelectronics STM32F05 series Specifications

General

Brand	STMicroelectronics
Model	STM32F05 series
Category	Microcontrollers
Language	English