diff options
| -rw-r--r-- | ports/rp2/machine_uart.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/ports/rp2/machine_uart.c b/ports/rp2/machine_uart.c index 689906003e..955e4a8479 100644 --- a/ports/rp2/machine_uart.c +++ b/ports/rp2/machine_uart.c @@ -458,6 +458,7 @@ static mp_obj_t mp_machine_uart_make_new(const mp_obj_type_t *type, size_t n_arg } static void mp_machine_uart_deinit(machine_uart_obj_t *self) { + uart_tx_wait_blocking(self->uart); // Flush TX FIFO if necessary uart_deinit(self->uart); if (self->uart_id == 0) { irq_set_enabled(UART0_IRQ, false); |