espressif/ESP8266_RTOS_SDK
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bugfix(uart_interrupt_occupy):disable intr that you are not using

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espressif
2020-01-09 17:02:37 +08:00
parent 08d469ab44
commit bd415b3626
1 changed files with 5 additions and 0 deletions
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5
components/esp8266/driver/uart.c
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@ -419,6 +419,11 @@ esp_err_t uart_isr_register(uart_port_t uart_num, void (*fn)(void *), void *arg)
{
UART_CHECK((uart_num < UART_NUM_MAX), "uart_num error", ESP_ERR_INVALID_ARG);
for (int num = 0; num < UART_NUM_MAX; num++) {
if (p_uart_obj[num] == NULL) {
uart_disable_intr_mask(num, UART_INTR_MASK);
}
}
UART_ENTER_CRITICAL();
_xt_isr_mask(1 << ETS_UART_INUM);
_xt_isr_attach(ETS_UART_INUM, uart_intr_service, NULL);