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convert usart.c to cpp class

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This commit is contained in:
Moritz Martinius
2024-12-16 11:36:03 +01:00
parent e27ae40884
commit 7b7e783d68
8 changed files with 55 additions and 153 deletions
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27
Core/Src/usart.cpp
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@@ -4,6 +4,7 @@
#include <string_view>
#include "pindef.hpp"
#include "stm32f4xx_hal_uart.h"
namespace driver::usart {
@@ -20,9 +21,35 @@ Usart::Usart(USART_TypeDef* usart, uint32_t baudRate, uint32_t wordLength, uint3
.OverSampling = overSampling}} {}
bool Usart::init() {
GPIO_InitTypeDef GPIO_InitStruct = {0};
if (mHandle.Instance == USART2) {
// USART2 clock enable
__HAL_RCC_USART2_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
// USART2 GPIO Configuration
// PA2 -> USART2_TX
// PA3 -> USART2_RX
GPIO_InitStruct.Pin = USART_TX_Pin | USART_RX_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
return HAL_UART_Init(&mHandle) != HAL_OK;
}
void Usart::deinit() {
if (mHandle.Instance == USART2) {
/* Peripheral clock disable */
__HAL_RCC_USART2_CLK_DISABLE();
HAL_GPIO_DeInit(GPIOA, USART_TX_Pin | USART_RX_Pin);
}
}
void Usart::print(const std::string_view str) {
tx(str);
};