espressif/ESP8266_RTOS_SDK
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Merge branch 'bugfix/uart_cannot_write_completely_3.1' into 'release/v3.1'

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fix: fix uart write data incomplete(backport v3.1)

See merge request sdk/ESP8266_RTOS_SDK!1378
This commit is contained in:
Dong Heng
2020-04-22 09:39:13 +08:00
parent 6b30383402 c399a59eda
commit c2ed227152
1 changed files with 5 additions and 1 deletions
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6
components/esp8266/driver/uart.c
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@@ -562,7 +562,11 @@ static void uart_rx_intr_handler_default(void *param)
}
if (p_uart->tx_len_tot == 0) {
en_tx_flg = false;
if (tx_fifo_rem == 0) {
en_tx_flg = true;
} else{
en_tx_flg = false;
}
xSemaphoreGiveFromISR(p_uart->tx_done_sem, &task_woken);
if (task_woken == pdTRUE) {
portYIELD_FROM_ISR();