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micropython
Commit 9cf1cbb0 authored by Damien George's avatar Damien George
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nrf/mphalport: Use wfi to save power while waiting at the UART REPL.

parent 456c89f7
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ports/nrf/mphalport.c
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...@@ -58,6 +58,7 @@ int mp_hal_stdin_rx_chr(void) { ...@@ -58,6 +58,7 @@ int mp_hal_stdin_rx_chr(void) {
if (MP_STATE_PORT(board_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(board_stdio_uart))) { if (MP_STATE_PORT(board_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(board_stdio_uart))) {
return uart_rx_char(MP_STATE_PORT(board_stdio_uart)); return uart_rx_char(MP_STATE_PORT(board_stdio_uart));
} }
__WFI();
} }
return 0; return 0;
......
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