ST STM32F446 Series User Manual

RM0390 Rev 4 193/1328
RM0390 General-purpose I/Os (GPIO)
194
7.4.11 GPIO register map
The following table gives the GPIO register map and the reset values.
Table 26. 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 10101000000000000000000000000000
0x00
GPIOB_
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 00000000000000000000001010000000
0x00
GPIOx_MODER
(where x = C..H)
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..H)
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_
OSPEEDER
(where x = A..H
except B)
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
0x08
GPIOB_
OSPEEDER
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 00000000000000000000000011000000
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 01100100000000000000000000000000
0x0C
GPIOB_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 00000000000000000000000100000000

ST STM32F446 Series Specifications

General

Brand	ST
Model	STM32F446 Series
Category	Microcontrollers
Language	English