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Basic I2C functionality

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This commit is contained in:
Moritz Martinius
2024-12-29 16:24:54 +01:00
parent 17099b0047
commit 1e648be211
9 changed files with 416 additions and 208 deletions
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43
Core/Src/usart.cpp
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@@ -12,13 +12,29 @@ 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}} {}
.Init{
.BaudRate = baudRate,
.WordLength = wordLength,
.StopBits = stopBits,
.Parity = parity,
.Mode = mode,
.HwFlowCtl = hwFlowCtl,
.OverSampling = overSampling,
},
.pTxBuffPtr = nullptr,
.TxXferSize = 0,
.TxXferCount = 0,
.pRxBuffPtr = nullptr,
.RxXferSize = 0,
.RxXferCount = 0,
.ReceptionType = HAL_UART_RECEPTION_STANDARD,
.RxEventType = HAL_UART_RXEVENT_TC,
.hdmatx = nullptr,
.hdmarx = nullptr,
.Lock = HAL_UNLOCKED,
.gState = HAL_UART_STATE_RESET,
.RxState = HAL_UART_STATE_RESET,
.ErrorCode = 0} {}
bool Usart::init() {
GPIO_InitTypeDef GPIO_InitStruct;
@@ -38,7 +54,7 @@ bool Usart::init() {
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
return HAL_UART_Init(&mHandle) != HAL_OK;
return HAL_UART_Init(&mHandle) == HAL_OK;
}
void Usart::deinit() {
@@ -60,14 +76,9 @@ void Usart::println(const std::string_view str) {
}
void Usart::tx(const std::string_view range) {
for (uint32_t pt{0}; pt <= range.size(); pt += TX_BUFSIZE) {
uint8_t txLen{TX_BUFSIZE};
if (range.length() < TX_BUFSIZE) {
txLen = range.length();
}
HAL_UART_Transmit(&mHandle, reinterpret_cast<const uint8_t*>(range.begin() + pt), txLen,
TX_TIMEOUT_MS);
}
HAL_UART_Transmit(&mHandle, reinterpret_cast<const uint8_t*>(range.begin()), range.size(),
TX_TIMEOUT_MS);
};
} // namespace driver::usart