53 lines
884 B
C
53 lines
884 B
C
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/*
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* Copyright (c) 2018 qianfan Zhao <qianfanguijin@163.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _STM32F2X_GPIO_REGISTERS_H_
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#define _STM32F2X_GPIO_REGISTERS_H_
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/**
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* @brief
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*
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* Based on reference manual:
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* stm32f2X advanced ARM ® -based 32-bit MCUs
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*
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* Chapter 6: General-purpose I/Os (GPIO)
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* Chapter 7: System configuration controller (SYSCFG)
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*/
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struct stm32f2x_gpio {
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u32_t moder;
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u32_t otyper;
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u32_t ospeedr;
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u32_t pupdr;
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u32_t idr;
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u32_t odr;
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u32_t bsrr;
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u32_t lckr;
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u32_t afr[2];
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};
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union syscfg_exticr {
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u32_t val;
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struct {
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u16_t rsvd__16_31;
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u16_t exti;
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} bit;
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};
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/* 7.2 SYSCFG registers */
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struct stm32f2x_syscfg {
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u32_t memrmp;
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u32_t pmc;
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union syscfg_exticr exticr1;
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union syscfg_exticr exticr2;
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union syscfg_exticr exticr3;
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union syscfg_exticr exticr4;
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u32_t cmpcr;
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};
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#endif /* _STM32F2X_GPIO_REGISTERS_H_ */
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