kopia lustrzana https://github.com/micropython/micropython
nrf/modules/machine/uart: Prevent UART lock-up after a receive error.
Like frame error, overrun, etc. Fix is provided by @ricksorensen.pull/11145/head
rodzic
a529e0e8cf
commit
eb6e5143c4
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@ -77,6 +77,7 @@ typedef struct _machine_hard_uart_buf_t {
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#define NRF_UART_HWFC_DISABLED NRF_UARTE_HWFC_DISABLED
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#define NRF_UART_PARITY_EXCLUDED NRF_UARTE_PARITY_EXCLUDED
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#define NRFX_UART_EVT_RX_DONE NRFX_UARTE_EVT_RX_DONE
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#define NRFX_UART_EVT_ERROR NRFX_UARTE_EVT_ERROR
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#define NRF_UART_BAUDRATE_1200 NRF_UARTE_BAUDRATE_1200
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#define NRF_UART_BAUDRATE_2400 NRF_UARTE_BAUDRATE_2400
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@ -136,6 +137,9 @@ STATIC void uart_event_handler(nrfx_uart_event_t const *p_event, void *p_context
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{
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ringbuf_put((ringbuf_t *)&self->buf.rx_ringbuf, chr);
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}
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} else if (p_event->type == NRFX_UART_EVT_ERROR) {
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// Perform a read to unlock UART in case of an error
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nrfx_uart_rx(self->p_uart, &self->buf.rx_buf[0], 1);
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}
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}
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