From 9098e64398e1af7418e7c27c6bba23f80b55810f Mon Sep 17 00:00:00 2001 From: Wangjialin Date: Mon, 24 Oct 2016 09:38:34 +0800 Subject: [PATCH] modify GPIO number check --- components/driver/uart.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/components/driver/uart.c b/components/driver/uart.c index 157e0c49c7..f585c0965d 100644 --- a/components/driver/uart.c +++ b/components/driver/uart.c @@ -312,10 +312,10 @@ esp_err_t uart_isr_register(uart_port_t uart_num, uint8_t uart_intr_num, void (* esp_err_t uart_set_pin(uart_port_t uart_num, int tx_io_num, int rx_io_num, int rts_io_num, int cts_io_num) { UART_CHECK((uart_num < UART_NUM_MAX), "uart_num error"); - UART_CHECK((tx_io_num < 0 || tx_io_num < GPIO_PIN_COUNT || GPIO_PIN_MUX_REG[tx_io_num] != 0), "tx_io_num error"); - UART_CHECK((rx_io_num < 0 || rx_io_num < GPIO_PIN_COUNT || GPIO_PIN_MUX_REG[rx_io_num] != 0), "rx_io_num error"); - UART_CHECK((rts_io_num < 0 || rts_io_num < GPIO_PIN_COUNT || GPIO_PIN_MUX_REG[rts_io_num] != 0), "rts_io_num error"); - UART_CHECK((cts_io_num < 0 || cts_io_num < GPIO_PIN_COUNT || GPIO_PIN_MUX_REG[cts_io_num] != 0), "cts_io_num error"); + UART_CHECK((tx_io_num < 0 || (GPIO_IS_VALID_OUTPUT_GPIO(tx_io_num))), "tx_io_num error"); + UART_CHECK((rx_io_num < 0 || (GPIO_IS_VALID_GPIO(rx_io_num))), "rx_io_num error"); + UART_CHECK((rts_io_num < 0 || (GPIO_IS_VALID_OUTPUT_GPIO(rts_io_num))), "rts_io_num error"); + UART_CHECK((cts_io_num < 0 || (GPIO_IS_VALID_GPIO(cts_io_num))), "cts_io_num error"); int tx_sig, rx_sig, rts_sig, cts_sig; switch(uart_num) {