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cpu/stm32_common/uart: fix typos in rts/cts pins

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This commit is contained in:
Toon Stegen 2019-08-30 14:14:35 +02:00
parent 3f74a8a7b4
commit 95b61a1970
1 changed files with 6 additions and 4 deletions
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10
cpu/stm32_common/periph/uart.c
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@ -78,7 +78,7 @@ static inline void uart_init_lpuart(uart_t uart, uint32_t baudrate);
#ifdef MODULE_STM32_PERIPH_UART_HW_FC
static inline void uart_init_rts_pin(uart_t uart)
{
if (uart_config[uart].cts_pin != GPIO_UNDEF) {
if (uart_config[uart].rts_pin != GPIO_UNDEF) {
gpio_init(uart_config[uart].rts_pin, GPIO_OUT);
#ifdef CPU_FAM_STM32F1
gpio_init_af(uart_config[uart].rts_pin, GPIO_AF_OUT_PP);
@ -189,8 +189,10 @@ int uart_init(uart_t uart, uint32_t baudrate, uart_rx_cb_t rx_cb, void *arg)
#ifdef MODULE_STM32_PERIPH_UART_HW_FC
if (uart_config[uart].cts_pin != GPIO_UNDEF) {
/* configure hardware flow control */
dev(uart)->CR3 = (USART_CR3_RTSE | USART_CR3_CTSE);
dev(uart)->CR3 |= USART_CR3_CTSE;
}
if (uart_config[uart].rts_pin != GPIO_UNDEF) {
dev(uart)->CR3 |= USART_CR3_RTSE;
}
#endif
@ -384,7 +386,7 @@ void uart_poweroff(uart_t uart)
#ifdef MODULE_STM32_PERIPH_UART_HW_FC
/* the uart peripheral does not put RTS high from hardware when
* UE flag is cleared, so we need to do this manually */
if (uart_config[uart].cts_pin != GPIO_UNDEF) {
if (uart_config[uart].rts_pin != GPIO_UNDEF) {
gpio_init(uart_config[uart].rts_pin, GPIO_OUT);
gpio_set(uart_config[uart].rts_pin);
}