From f75001304e4363ca659ebdf98e75a5c26bb0b083 Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期六, 24 八月 2024 12:02:40 +0800
Subject: [PATCH] 修改4G RX 低功耗部分，还未完成
---
keil/include/board/board.c | 11 ++++++++++-
1 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/keil/include/board/board.c b/keil/include/board/board.c
index 343489f..f7f6738 100644
--- a/keil/include/board/board.c
+++ b/keil/include/board/board.c
@@ -62,7 +62,7 @@
struct BOARD_PARAM_T board_param = {0};
static GPIO_IRQ_HANDLER_T button_irq_handler = NULL;
static GPIO_IRQ_HANDLER_T accelerate_irq_handler=NULL;
-
+static GPIO_IRQ_HANDLER_T _4Gusart_irq_handler=NULL;
void board_clock_run(void)
{
// default load cap
@@ -404,6 +404,15 @@
io_pull_set(ACCLERATE_DETECT_Pin, IO_PULL_DOWN, IO_PULL_UP_LEVEL4);
gpio_enable_irq(ACCLERATE_DETECT_Pin, GPIO_IRQ_TYPE_RISING_EDGE, accelerate_irq_handler);
}
+void board_4GUsart_detection_init(GPIO_IRQ_HANDLER_T irq_handler) //4G 串口输入检测中断，下拉触发
+{
+ _4Gusart_irq_handler=irq_handler;
+
+ io_pin_mux_set(_4G_USART_RX_Pin,IO_FUNC0);//把原先io SDA变为普通GPIO
+ gpio_pin_set_dir(_4G_USART_RX_Pin , GPIO_DIR_IN, 0);
+ io_pull_set(_4G_USART_RX_Pin, IO_PULL_UP, IO_PULL_UP_LEVEL0);
+ gpio_enable_irq(_4G_USART_RX_Pin, GPIO_IRQ_TYPE_FALLING_EDGE, _4Gusart_irq_handler);
+}
void board_button_init(GPIO_IRQ_HANDLER_T irq_handler)
{
button_irq_handler = irq_handler;
--
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