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uart dma stuff

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This commit is contained in:
Oliver "Kim" Avecilla Cabral
2025-09-23 14:03:53 -07:00
parent b42a02e9cf
commit c97a0956e2
8 changed files with 17063 additions and 16923 deletions
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46
firmware/modularkbd/Core/Src/main.c
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@@ -113,7 +113,7 @@ uint8_t KEYCODES[2][2] = {
uint16_t DEPTH = 0;
extern USBD_HandleTypeDef hUsbDeviceFS;
volatile uint8_t MODE = MODE_INACTIVE;
volatile uint8_t MODE = MODE_MAINBOARD;
/* USER CODE END PV */
@@ -128,6 +128,7 @@ static void MX_UART5_Init(void);
static void MX_USART1_UART_Init(void);
static void MX_USART2_UART_Init(void);
static void MX_I2C1_Init(void);
static void MX_DMA_Init(void);
static void MX_USART3_UART_Init(void);
void handleUARTMessages(uint8_t *data, UART_HandleTypeDef *huart);
@@ -173,6 +174,7 @@ int main(void)
MX_GPIO_Init();
MX_TIM2_Init();
MX_TIM3_Init();
MX_DMA_Init();
MX_UART4_Init();
MX_UART5_Init();
MX_USART1_UART_Init();
@@ -199,18 +201,14 @@ int main(void)
UARTMessage query;
query.depth = DEPTH;
query.msgType = 0x01;
memset(query.keypress, 0,sizeof(query.keypress));
HAL_UART_Transmit_DMA(&huart1, (uint8_t*)&query, sizeof(query));
HAL_UART_Transmit_DMA(&huart2, (uint8_t*)&query, sizeof(query));
HAL_UART_Transmit_DMA(&huart4, (uint8_t*)&query, sizeof(query));
HAL_UART_Transmit_DMA(&huart5, (uint8_t*)&query, sizeof(query));
memset(query.keypress, 1,sizeof(query.keypress));
matrixScan();
switch (MODE){
case MODE_ACTIVE:
//TODO: Detect if a request is recieved
HAL_UART_Transmit_DMA(&huart4, (uint8_t*)&query, sizeof(query));
break;
case MODE_MAINBOARD:
@@ -582,6 +580,40 @@ static void MX_USART3_UART_Init(void)
/* USER CODE END USART3_Init 2 */
}
static void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA2_CLK_ENABLE();
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA interrupt init */
/* DMA1_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream0_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream0_IRQn);
/* DMA1_Stream2_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream2_IRQn);
/* DMA1_Stream4_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream4_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream4_IRQn);
/* DMA1_Stream5_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream5_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream5_IRQn);
/* DMA1_Stream6_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream6_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream6_IRQn);
/* DMA1_Stream7_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Stream7_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Stream7_IRQn);
/* DMA2_Stream2_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
/* DMA2_Stream7_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream7_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream7_IRQn);
}
/**
* @brief GPIO Initialization Function