hoverboard-firmware-hack-se.../Src/comms.c

65 lines
1.7 KiB
C

#include "stm32f1xx_hal.h"
#include "defines.h"
#include "setup.h"
#include "config.h"
#include "stdio.h"
#include "string.h"
UART_HandleTypeDef huart2;
#ifdef DEBUG_SERIAL_USART3
#define UART_DMA_CHANNEL DMA1_Channel2
#endif
#ifdef DEBUG_SERIAL_USART2
#define UART_DMA_CHANNEL DMA1_Channel7
#endif
volatile uint8_t uart_buf[100];
volatile int16_t ch_buf[8];
//volatile char char_buf[300];
void setScopeChannel(uint8_t ch, int16_t val) {
ch_buf[ch] = val;
}
void consoleScope() {
#ifdef DEBUG_SERIAL_SERVOTERM
uart_buf[0] = 0xff;
uart_buf[1] = CLAMP(ch_buf[0]+127, 0, 255);
uart_buf[2] = CLAMP(ch_buf[1]+127, 0, 255);
uart_buf[3] = CLAMP(ch_buf[2]+127, 0, 255);
uart_buf[4] = CLAMP(ch_buf[3]+127, 0, 255);
uart_buf[5] = CLAMP(ch_buf[4]+127, 0, 255);
uart_buf[6] = CLAMP(ch_buf[5]+127, 0, 255);
uart_buf[7] = CLAMP(ch_buf[6]+127, 0, 255);
uart_buf[8] = CLAMP(ch_buf[7]+127, 0, 255);
uart_buf[9] = '\n';
if(UART_DMA_CHANNEL->CNDTR == 0) {
UART_DMA_CHANNEL->CCR &= ~DMA_CCR_EN;
UART_DMA_CHANNEL->CNDTR = 10;
UART_DMA_CHANNEL->CMAR = (uint32_t)uart_buf;
UART_DMA_CHANNEL->CCR |= DMA_CCR_EN;
}
#endif
#ifdef DEBUG_SERIAL_ASCII
memset(uart_buf, 0, sizeof(uart_buf));
sprintf(uart_buf, "%i;%i;%i;%i\n\r", ch_buf[0], ch_buf[1], ch_buf[2], ch_buf[3]);//, ch_buf[4], ch_buf[5], ch_buf[6], ch_buf[7]);
if(UART_DMA_CHANNEL->CNDTR == 0) {
UART_DMA_CHANNEL->CCR &= ~DMA_CCR_EN;
UART_DMA_CHANNEL->CNDTR = strlen(uart_buf);
UART_DMA_CHANNEL->CMAR = (uint32_t)uart_buf;
UART_DMA_CHANNEL->CCR |= DMA_CCR_EN;
}
#endif
}
void consoleLog(char *message)
{
HAL_UART_Transmit_DMA(&huart2, (uint8_t *)message, strlen(message));
}