148 lines
3.4 KiB
C
148 lines
3.4 KiB
C
//
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// Created by cfif on 25.10.22.
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//
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#include "GpioPin.h"
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#include "SystemDelayInterface.h"
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/*
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typedef struct {
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GPIO_Module *port;
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uint32_t apb;
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} tGpioApbPair;
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#define GPIO_APB_TABLE_LINE(NAME) {.port=NAME, .apb=RCC_APB2_PERIPH_##NAME}
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tGpioApbPair GPIO_APB_TABLE[] = {
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GPIO_APB_TABLE_LINE(GPIOA),
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GPIO_APB_TABLE_LINE(GPIOB),
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GPIO_APB_TABLE_LINE(GPIOC),
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GPIO_APB_TABLE_LINE(GPIOD),
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GPIO_APB_TABLE_LINE(GPIOE),
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GPIO_APB_TABLE_LINE(GPIOF),
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GPIO_APB_TABLE_LINE(GPIOG),
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};
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tGpioApbPair *GPIO_APB_TABLE_END = GPIO_APB_TABLE + sizeof(GPIO_APB_TABLE);
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void RCC_EnableAPB2PeriphClkForGpioPort(GPIO_Module *port, FunctionalState Cmd) {
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for (tGpioApbPair *pair = GPIO_APB_TABLE; pair < GPIO_APB_TABLE_END; ++pair) {
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if (pair->port == port) {
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RCC_EnableAPB2PeriphClk(pair->apb, Cmd);
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return;
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}
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}
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}
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void InitGpioPinConfigOnly(GPIO_Module *port, uint32_t pinMask, GPIO_ModeType mode, GPIO_SpeedType speed) {
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GPIO_InitType GPIO_InitStructure;
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assert_param(IS_GPIO_ALL_PERIPH(GPIOx));
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assert_param(pinMask <= GPIO_PIN_ALL);
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RCC_EnableAPB2PeriphClkForGpioPort(port, ENABLE);
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GPIO_InitStructure.Pin = pinMask;
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GPIO_InitStructure.GPIO_Mode = mode;
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GPIO_InitStructure.GPIO_Speed = speed;
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GPIO_InitPeripheral(port, &GPIO_InitStructure);
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}
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tGpioPin InitGpioPin(GPIO_Module *port, uint32_t pinMask, GPIO_ModeType mode, GPIO_SpeedType speed, bool reverse) {
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InitGpioPinConfigOnly(port, pinMask, mode, speed);
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tGpioPin pin = {
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.port = port,
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.pin = pinMask,
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.reverse = reverse
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};
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return pin;
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}
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*/
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void GpioPin_InitRccConfigOnly(GPIO_Module *port, uint32_t pinMask, GPIO_ModeType mode, GPIO_SpeedType speed,
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uint32_t clock) {
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GPIO_InitType GPIO_InitStructure;
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RCC_EnableAPB2PeriphClk(clock, ENABLE);
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GPIO_InitStructure.Pin = pinMask;
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GPIO_InitStructure.GPIO_Mode = mode;
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GPIO_InitStructure.GPIO_Speed = speed;
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GPIO_InitPeripheral(port, &GPIO_InitStructure);
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}
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tGpioPin GpioPin_InitRcc(
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GPIO_Module *port,
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uint32_t pinMask,
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GPIO_ModeType mode,
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GPIO_SpeedType speed, bool reverse,
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uint32_t clock
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) {
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GpioPin_InitRccConfigOnly(port, pinMask, mode, speed, clock);
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tGpioPin pin = {
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.port = port,
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.pin = pinMask,
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.reverse = reverse
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};
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return pin;
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}
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/**
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* @brief Set selected pin SET or RESET.
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* @param pin is tGpioPin inited with InitGpioPin
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*/
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void GpioPinSet(tGpioPin *pin, bool value) {
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if (pin->reverse) {
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value = !value;
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}
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if (value) {
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GPIO_SetBits(pin->port, pin->pin);
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} else {
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GPIO_ResetBits(pin->port, pin->pin);
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}
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}
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bool Debounse(bool thisStat, tGpioPin *pin) {
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bool current = GPIO_ReadInputDataBit(pin->port, pin->pin);
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if(thisStat != current) {
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SystemDelayMs(10);
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current = GPIO_ReadInputDataBit(pin->port, pin->pin);
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}
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return current;
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}
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/**
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* @brief Get selected input pin is SET or RESET.
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* @param pin is tGpioPin inited with InitGpioPin
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*/
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bool GpioPinGet(tGpioPin *pin) {
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bool value = Bit_SET;
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if (Debounse(value, pin) == Bit_SET) {
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value = true;
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} else { //if value == Bit_RESET;
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value = false;
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}
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if (pin->reverse) {
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value = !value;
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}
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return value;
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}
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