From 77b0d5f8f4ee6a45824a024c7baca49b1701b2c5 Mon Sep 17 00:00:00 2001 From: chen <15335560115@163.com> Date: 星期五, 14 二月 2025 13:36:38 +0800 Subject: [PATCH] 最初一版 --- keil/include/board/board.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/keil/include/board/board.c b/keil/include/board/board.c index 80327cf..fa9e5dd 100644 --- a/keil/include/board/board.c +++ b/keil/include/board/board.c @@ -438,7 +438,9 @@ gpio_pin_set_dir(ADC_GND_ENABLE , GPIO_DIR_OUT, 1); // io_open_drain_set(ADC_GND_ENABLE, 1); io_pull_set(ADC_GND_ENABLE,IO_HIGH_Z,IO_PULL_UP_NONE);//3 - + io_pin_mux_set(SCL_PIN, IO_FUNC0);//配置SCL SOS引脚也是测距波形 + gpio_pin_set_dir(SCL_PIN , GPIO_DIR_IN, 0); + io_pull_set(SCL_PIN , IO_PULL_UP, IO_PULL_UP_LEVEL4); } void board_led_on(enum IO_PIN_T idx) { @@ -465,12 +467,13 @@ board_led_off(BOARD_LED_1); #endif } - +extern volatile int32_t m_EUART_DMA_RXPtr; void board_restore_from_power_down(void) { uart_open(UART_ID1, &test_uart_cfg); AIR780EUartInit(); adc_open(&usr_adc_cfg); + m_EUART_DMA_RXPtr = 0; #if defined(UCI_INTF_PORT) uci_tl_resume(); #else -- Gitblit v1.9.3