Files
weight_cell/Core/Src/usart.cpp

42 lines
1.2 KiB
C++

#include "usart.hpp"
#include <stdint.h>
#include <string_view>
#include "stm32f4xx_hal_uart.h"
namespace driver::usart {
Usart::Usart(USART_TypeDef* usart, uint32_t baudRate, uint32_t wordLength, uint32_t stopBits,
uint32_t parity, uint32_t mode, uint32_t hwFlowCtl, uint32_t overSampling)
: mHandle{.Instance = usart,
.Init{.BaudRate = baudRate,
.WordLength = wordLength,
.StopBits = stopBits,
.Parity = parity,
.Mode = mode,
.HwFlowCtl = hwFlowCtl,
.OverSampling = overSampling}} {}
bool Usart::init() {
return HAL_UART_Init(&mHandle) != HAL_OK;
}
void Usart::print(const std::string_view str) {
tx(str);
};
void Usart::println(const std::string_view str) {
print(str);
tx("\r\n");
}
void Usart::tx(const std::string_view range) {
for (uint32_t pt{0}; pt <= range.size(); pt += TX_BUFSIZE) {
HAL_UART_Transmit(&mHandle, reinterpret_cast<const uint8_t*>(range.begin() + pt),
TX_BUFSIZE, TX_TIMEOUT_MS);
}
};
} // namespace driver::usart