From f03154b2f72ff805fcb8c2d0914c4286b43aa3dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=B5=B7=E5=BA=8A=E5=B0=B1=E7=8A=AF=E5=9B=B0?=
 <11730503+psx123456@user.noreply.gitee.com>
Date: Fri, 10 Oct 2025 16:21:06 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=96=E6=B6=88422=E6=8E=A5=E5=8F=A3?=
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---
 BSP/Driver/usart/Usart.c                      | 42 +++++++++----------
 .../SYSTICK/gd32f4xx_it.c                     | 28 ++++++-------
 2 files changed, 35 insertions(+), 35 deletions(-)

diff --git a/BSP/Driver/usart/Usart.c b/BSP/Driver/usart/Usart.c
index 2d19e5f..3f83746 100644
--- a/BSP/Driver/usart/Usart.c
+++ b/BSP/Driver/usart/Usart.c
@@ -79,18 +79,18 @@ static void usart_config(uint32_t usart_periph, int baud)
       gpio_output_options_set(GPIOD, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ,GPIO_PIN_7);
       break;
       
-      case UART_422://串口2，422
-      //使能端口时钟
-      rcu_periph_clock_enable(RCU_GPIOD);
-      //使能串口时钟
-      rcu_periph_clock_enable(RCU_USART2);
-      gpio_af_set(GPIOD, GPIO_AF_7, GPIO_PIN_8);//TX
-      gpio_af_set(GPIOD, GPIO_AF_7, GPIO_PIN_9);//RX
-      gpio_mode_set(GPIOD, GPIO_MODE_AF, GPIO_PUPD_NONE,GPIO_PIN_8);
-      gpio_output_options_set(GPIOD, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ,GPIO_PIN_8);
-      gpio_mode_set(GPIOD, GPIO_MODE_AF, GPIO_PUPD_NONE,GPIO_PIN_9);
-      gpio_output_options_set(GPIOD, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ,GPIO_PIN_9);
-      break;
+    //   case UART_422://串口2，422
+    //   //使能端口时钟
+    //   rcu_periph_clock_enable(RCU_GPIOD);
+    //   //使能串口时钟
+    //   rcu_periph_clock_enable(RCU_USART2);
+    //   gpio_af_set(GPIOD, GPIO_AF_7, GPIO_PIN_8);//TX
+    //   gpio_af_set(GPIOD, GPIO_AF_7, GPIO_PIN_9);//RX
+    //   gpio_mode_set(GPIOD, GPIO_MODE_AF, GPIO_PUPD_NONE,GPIO_PIN_8);
+    //   gpio_output_options_set(GPIOD, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ,GPIO_PIN_8);
+    //   gpio_mode_set(GPIOD, GPIO_MODE_AF, GPIO_PUPD_NONE,GPIO_PIN_9);
+    //   gpio_output_options_set(GPIOD, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ,GPIO_PIN_9);
+    //   break;
       
       default:
          break;
@@ -128,9 +128,9 @@ static void Usart_Nvic_config(uint32_t usart_periph)
       nvic_irq_enable(USART1_IRQn, 1, 2);//优先级配置为3，子优先及为1
       break;
       
-    case UART_422://串口2，422
-      nvic_irq_enable(USART2_IRQn, 1, 1);//优先级配置为3，子优先及为2
-      break;
+    // case UART_422://串口2，422
+    //   nvic_irq_enable(USART2_IRQn, 1, 1);//优先级配置为3，子优先及为2
+    //   break;
       
       default:
          break;
@@ -177,12 +177,12 @@ static void Uart_Init(void)
   BSP_IntVectSet(54,USART1_IRQHandler);
   BSP_IntEn(54);
   
-  ///422串口设备初始化
-  usart_config(UART_422, g_ptz.uart_422_baud);//串口初始化
-  Usart_Nvic_config(UART_422);//中断配置
-  uart_422_handle = uart_init(UART_422, PTZ_UART_422_INDEX, ptz_uart_422_buff, sizeof(ptz_uart_422_buff));
-  BSP_IntVectSet(55,USART2_IRQHandler);
-  BSP_IntEn(55);
+//   ///422串口设备初始化
+//   usart_config(UART_422, g_ptz.uart_422_baud);//串口初始化
+//   Usart_Nvic_config(UART_422);//中断配置
+//   uart_422_handle = uart_init(UART_422, PTZ_UART_422_INDEX, ptz_uart_422_buff, sizeof(ptz_uart_422_buff));
+//   BSP_IntVectSet(55,USART2_IRQHandler);
+//   BSP_IntEn(55);
   
   
   
diff --git a/GD32F4xx_Firmware_Library/SYSTICK/gd32f4xx_it.c b/GD32F4xx_Firmware_Library/SYSTICK/gd32f4xx_it.c
index 994f68c..5a3ed32 100644
--- a/GD32F4xx_Firmware_Library/SYSTICK/gd32f4xx_it.c
+++ b/GD32F4xx_Firmware_Library/SYSTICK/gd32f4xx_it.c
@@ -188,23 +188,23 @@ void USART1_IRQHandler(void)
 }
     
 
-/*!
-    \brief      USART2 中断处理函数
-    \param[in]  none
-    \param[out] none
-    \retval     none
-    \note       LH  @2022.05.20
-*/
-void USART2_IRQHandler(void)
-{
-  u_int8_t c = 0;
+// /*!
+//     \brief      USART2 中断处理函数
+//     \param[in]  none
+//     \param[out] none
+//     \retval     none
+//     \note       LH  @2022.05.20
+// */
+// void USART2_IRQHandler(void)
+// {
+//   u_int8_t c = 0;
 
-  c = usart_data_receive(USART2);//读相应串口数据 
+//   c = usart_data_receive(USART2);//读相应串口数据 
   
-  IRQHandler_422_process(c);
+//   IRQHandler_422_process(c);
   
-  usart_interrupt_flag_clear(USART2 , USART_INT_FLAG_RBNE);
-}
+//   usart_interrupt_flag_clear(USART2 , USART_INT_FLAG_RBNE);
+// }