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de-init check

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Hierophect 2019-11-11 15:47:47 -05:00
parent e076f14ea3
commit 14b70806a5
1 changed files with 2 additions and 0 deletions
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2
ports/stm32f4/common-hal/busio/UART.c
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@ -312,6 +312,8 @@ bool common_hal_busio_uart_deinited(busio_uart_obj_t *self) {
}
void common_hal_busio_uart_deinit(busio_uart_obj_t *self) {
if(common_hal_busio_uart_deinited(self)) return;
reset_pin_number(self->tx->pin->port,self->tx->pin->number);
reset_pin_number(self->rx->pin->port,self->rx->pin->number);
self->tx = mp_const_none;