GPIO regesiters for STM32

Each general-purpose I/O port has four 32-bit configuration registers

  1. GPIOx_MODER
  2. GPIOx_OTYPER
  3. GPIOx_OSPEEDR
  4. GPIOx_PUPDR

two 32-bit data registers

  1. GPIOx_IDR
  2. GPIOx_ODR

a 32-bit set/reset register

  1. GPIOx_BSRR)

a 32-bit locking register

  1. GPIOx_LCKR

two 32-bit alternate function selection register

  1. GPIOx_AFRH
  2. GPIOx_AFRL
Author: admin on March 24, 2014
Category: STM32

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