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lowered fifo full threshold, seems the byte drop bug has improved

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MightyPork
2017-08-20 20:51:42 +02:00
parent 6d9d068268
commit 87e0030be8
1 changed files with 7 additions and 5 deletions
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user/uart_handler.c
+7 -5
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@@ -21,7 +21,7 @@ static void uart0_rx_intr_handler(void *para);
static void uart_recvTask(os_event_t *events);
#define uart_recvTaskPrio 1
#define uart_recvTaskQueueLen 10
#define uart_recvTaskQueueLen 15
static os_event_t uart_recvTaskQueue[uart_recvTaskQueueLen];
/** Clear the fifos */
@@ -50,6 +50,8 @@ void ICACHE_FLASH_ATTR UART_Init(void)
UART_ResetFifo(UART0);
UART_SetWordLength(UART1, EIGHT_BITS); // debug (output only)
UART_ResetFifo(UART1);
// remainder is configured based on user settings in serial.c
}
/** Configure Rx on UART0 */
@@ -60,8 +62,8 @@ void ICACHE_FLASH_ATTR UART_SetupAsyncReceiver(void)
// set handler
ETS_UART_INTR_ATTACH((void *)uart0_rx_intr_handler, &(UartDev.rcv_buff)); // the buf will be used as an arg
// fifo threshold config
uint32_t conf = ((100 & UART_RXFIFO_FULL_THRHD) << UART_RXFIFO_FULL_THRHD_S);
// fifo threshold config (max: UART_RXFIFO_FULL_THRHD = 127)
uint32_t conf = ((60) << UART_RXFIFO_FULL_THRHD_S);
conf |= ((0x10 & UART_TXFIFO_EMPTY_THRHD) << UART_TXFIFO_EMPTY_THRHD_S);
// timeout config
conf |= ((0x02 & UART_RX_TOUT_THRHD) << UART_RX_TOUT_THRHD_S); // timeout threshold
@@ -104,10 +106,10 @@ void uart_rx_intr_enable(uint8 uart_no)
void ICACHE_FLASH_ATTR UART_PollRx(void)
{
uint8 fifo_len = UART_GetRxFifoCount(UART0);
uint8 fifo_len = (uint8) UART_GetRxFifoCount(UART0);
for (uint8 idx = 0; idx < fifo_len; idx++) {
uint8 d_tmp = READ_PERI_REG(UART_FIFO(UART0)) & 0xFF;
uint8 d_tmp = (uint8) (READ_PERI_REG(UART_FIFO(UART0)) & 0xFF);
UART_HandleRxByte(d_tmp);
}
}