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don't wait in rx loop

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This commit is contained in:
MichaelDvP
2020-06-02 15:14:51 +02:00
parent 3300f1e757
commit 4247633850
3 changed files with 14 additions and 5 deletions
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7
src/uart/emsuart_esp32.cpp
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@@ -32,6 +32,9 @@ static intr_handle_t uart_handle;
static RingbufHandle_t buf_handle = NULL;
static bool drop_next_rx = true;
static uint8_t tx_mode_ = 0xFF;
static uint32_t emsRxTime;
#define EMS_RX_TO_TX_TIMEOUT 20
/*
* Task to handle the incoming data
@@ -69,6 +72,7 @@ void IRAM_ATTR EMSuart::emsuart_rx_intr_handler(void * para) {
if ((!drop_next_rx) && ((length == 2) || (length > 4))) {
int baseType = 0;
xRingbufferSendFromISR(buf_handle, rxbuf, length - 1, &baseType);
emsRxTime = millis();
}
drop_next_rx = false;
}
@@ -135,6 +139,9 @@ void EMSuart::send_poll(uint8_t data) {
* returns code, 1=success
*/
EMSUART_STATUS EMSuart::transmit(uint8_t * buf, uint8_t len) {
if (millis() -emsRxTime > EMS_RX_TO_TX_TIMEOUT) {
return EMS_TX_WTD_TIMEOUT;
}
if (len > 0) {
for (uint8_t i = 0; i < len; i++) {
EMS_UART.fifo.rw_byte = buf[i];