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sensor_2026/SYSTEM/usart/usart.c

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首次更新
2026-02-08 17:48:22 +08:00
#include "sys.h"
#include "usart.h"
//////////////////////////////////////////////////////////////////////////////////
//<2F><><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>ucos,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>.
#if SYSTEM_SUPPORT_OS
#include "includes.h" //ucos ʹ<><CAB9>
#endif
//////////////////////////////////////////////////////////////////////////////////
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
//ALIENTEK STM32F4̽<34><CCBD><EFBFBD>߿<EFBFBD><DFBF><EFBFBD><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>ʼ<EFBFBD><CABC>
//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
//<2F>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>:2014/6/10
//<2F>汾<EFBFBD><E6B1BE>V1.5
//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2009-2019
//All rights reserved
//********************************************************************************
//V1.3<EFBFBD>޸<EFBFBD>˵<EFBFBD><EFBFBD>
//֧<><D6A7><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>ͬƵ<CDAC><C6B5><EFBFBD>µĴ<C2B5><C4B4>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
//<2F><><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD>printf<74><66>֧<EFBFBD><D6A7>
//<2F><><EFBFBD><EFBFBD><EFBFBD>˴<EFBFBD><CBB4>ڽ<EFBFBD><DABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EEB9A6>.
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>printf<74><66>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>ʧ<EFBFBD><CAA7>bug
//V1.4<EFBFBD>޸<EFBFBD>˵<EFBFBD><EFBFBD>
//1,<2C>޸Ĵ<DEB8><C4B4>ڳ<EFBFBD>ʼ<EFBFBD><CABC>IO<49><4F>bug
//2,<2C>޸<EFBFBD><DEB8><EFBFBD>USART_RX_STA,ʹ<>ô<EFBFBD><C3B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>Ϊ2<CEAA><32>14<31>η<EFBFBD>
//3,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>USART_REC_LEN,<2C><><EFBFBD>ڶ<EFBFBD><DAB6>崮<EFBFBD><E5B4AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><D5B5>ֽ<EFBFBD><D6BD><EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2<EFBFBD><32>14<31>η<EFBFBD>)
//4,<2C>޸<EFBFBD><DEB8><EFBFBD>EN_USART1_RX<52><58>ʹ<EFBFBD>ܷ<EFBFBD>ʽ
//V1.5<EFBFBD>޸<EFBFBD>˵<EFBFBD><EFBFBD>
//1,<2C><><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD>UCOSII<49><49>֧<EFBFBD><D6A7>
//////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>´<EFBFBD><C2B4><EFBFBD>,֧<><D6A7>printf<74><66><EFBFBD><EFBFBD>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫѡ<D2AA><D1A1>use MicroLIB
#if 1
#pragma import(__use_no_semihosting)
//<2F><>׼<EFBFBD><D7BC><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>֧<EFBFBD>ֺ<EFBFBD><D6BA><EFBFBD>
struct __FILE
{
int handle;
};
FILE __stdout;
//<2F><><EFBFBD><EFBFBD>_sys_exit()<29>Ա<EFBFBD><D4B1><EFBFBD>ʹ<EFBFBD>ð<EFBFBD><C3B0><EFBFBD><EFBFBD><EFBFBD>ģʽ
void _sys_exit(int x)
{
x = x;
}
//<2F>ض<EFBFBD><D8B6><EFBFBD>fputc<74><63><EFBFBD><EFBFBD>
int fputc(int ch, FILE *f)
{
基本功能加全了
2026-02-09 17:29:30 +08:00
while((UART4->SR&0X40)==0);//ѭ<><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,ֱ<><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
UART4->DR = (u8) ch;
首次更新
2026-02-08 17:48:22 +08:00
return ch;
}
#endif
//<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//ע<><D7A2>,<2C><>ȡUSARTx->SR<53>ܱ<EFBFBD><DCB1><EFBFBD>Ī<EFBFBD><C4AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD>
u8 USART_RX_BUF[USART_REC_LEN]; //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>,<2C><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>.
//<2F><><EFBFBD><EFBFBD>״̬
//bit15<31><35> <09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־
//bit14<31><34> <09><><EFBFBD>յ<EFBFBD>0x0d
//bit13~0<><30> <09><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>Ŀ
u16 USART_RX_STA=0; //<2F><><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>
基本功能加全了
2026-02-09 17:29:30 +08:00
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>, <20><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>. */
uint8_t g_usart1_rx_buf[USART_REC_LEN];
uint16_t g_usart1_rx_sta = 0;
uint16_t g_usart1_rx_state = 0;
uint16_t g_usart2_rx_state = 0;
uint16_t g_usart3_rx_state = 0;
uint16_t g_usart4_rx_state = 0;
uint16_t g_usart5_rx_state = 0;
uint16_t g_usart6_rx_state = 0;
uint8_t g_rx1_buffer[RXBUFFERSIZE]; /* HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD> */
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>, <20><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>. */
uint8_t g_usart2_rx_buf[USART_REC_LEN];
uint16_t g_usart2_rx_sta = 0;
uint8_t g_rx2_buffer[RXBUFFERSIZE]; /* HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD> */
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>, <20><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>. */
uint8_t g_usart3_rx_buf[USART_REC_LEN];
uint16_t g_usart3_rx_sta = 0;
uint8_t g_rx3_buffer[RXBUFFERSIZE]; /* HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD> */
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>, <20><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>. */
uint8_t g_usart4_rx_buf[USART_REC_LEN];
uint16_t g_usart4_rx_sta = 0;
uint8_t g_rx4_buffer[RXBUFFERSIZE]; /* HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD> */
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>, <20><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>. */
uint8_t g_usart5_rx_buf[USART_REC_LEN];
uint16_t g_usart5_rx_sta = 0;
uint8_t g_rx5_buffer[RXBUFFERSIZE]; /* HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD> */
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>, <20><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>. */
uint8_t g_usart6_rx_buf[USART_REC_LEN];
uint16_t g_usart6_rx_sta = 0;
uint8_t g_rx6_buffer[RXBUFFERSIZE]; /* HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD> */
char receive_buffer1[RXBUFFERSIZE]={0};
char receive_buffer2[RXBUFFERSIZE]={0};
char receive_buffer3[RXBUFFERSIZE]={0};
首次更新
2026-02-08 17:48:22 +08:00
//<2F><>ʼ<EFBFBD><CABC>IO <20><><EFBFBD><EFBFBD>1
//bound:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
初步功能已经加全了
2026-02-09 11:14:38 +08:00
void uart1_init(u32 bound){
首次更新
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//GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);//ʹ<><CAB9>USART1ʱ<31><CAB1>
//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>Ӧ<EFBFBD><D3A6><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD><D3B3>
GPIO_PinAFConfig(GPIOA,GPIO_PinSource9,GPIO_AF_USART1); //GPIOA9<41><39><EFBFBD><EFBFBD>ΪUSART1
GPIO_PinAFConfig(GPIOA,GPIO_PinSource10,GPIO_AF_USART1); //GPIOA10<31><30><EFBFBD><EFBFBD>ΪUSART1
//USART1<54>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9 | GPIO_Pin_10; //GPIOA9<41><39>GPIOA10
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
GPIO_Init(GPIOA,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
//USART1 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_BaudRate = bound;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_WordLength = USART_WordLength_8b;//<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
USART_InitStructure.USART_StopBits = USART_StopBits_1;//һ<><D2BB>ֹͣλ
USART_InitStructure.USART_Parity = USART_Parity_No;//<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //<2F>շ<EFBFBD>ģʽ
USART_Init(USART1, &USART_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
USART_Cmd(USART1, ENABLE); //ʹ<>ܴ<EFBFBD><DCB4><EFBFBD>1
//USART_ClearFlag(USART1, USART_FLAG_TC);
初步功能已经加全了
2026-02-09 11:14:38 +08:00
首次更新
2026-02-08 17:48:22 +08:00
USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
//Usart1 NVIC <20><><EFBFBD><EFBFBD>
NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;//<2F><><EFBFBD><EFBFBD>1<EFBFBD>ж<EFBFBD>ͨ<EFBFBD><CDA8>
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>VIC<49>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>
}
void USART1_IRQHandler(void) //<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
基本功能加全了
2026-02-09 17:29:30 +08:00
u8 uart1_data;
if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET) //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
{
USART_ClearITPendingBit(USART1, USART_IT_RXNE);
uart1_data =USART_ReceiveData(USART1); //<2F><>ȡ<EFBFBD><C8A1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
g_rx1_buffer[0] = uart1_data;
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
1、串口1接收到数据可以通过串口6上传 2、串口6上一次初始化存在问题， 3、串口2和串口3不能接收到数据 4、映射到串口的打印信息，目前不能打印，死循环到发送数据函数
2026-02-10 01:46:09 +08:00
//Uart6_Send_data(g_rx1_buffer,1);
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
if ( g_usart1_rx_sta == 0 && g_rx1_buffer[0] == 0xBB )
基本功能加全了
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{
g_usart1_rx_buf[0] = g_rx1_buffer[0];
g_usart1_rx_sta = 1;
}
else if( g_usart1_rx_sta != 0 )
{
g_usart1_rx_buf[g_usart1_rx_sta & 0X3FFF] = g_rx1_buffer[0];
g_usart1_rx_sta++;
if(g_usart1_rx_sta > (USART_REC_LEN - 1))
{
g_usart1_rx_sta = 0;
g_usart1_rx_state = 1;
// memset(g_usart1_rx_buf, 0x0, 6);
// g_rx1_buffer[0] = 0x0;
}
}
}
else if(USART_GetITStatus(USART1, USART_IT_TXE) != RESET)
{
USART_ClearITPendingBit(USART1, USART_IT_TXE);
}
首次更新
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}
初步功能已经加全了
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void uart2_init(u32 bound){
//GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
修改uart2和uart3的时钟初始化函数的错误
2026-02-10 09:08:03 +08:00
RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2,ENABLE);//ʹ<><CAB9>USART1ʱ<31><CAB1>
初步功能已经加全了
2026-02-09 11:14:38 +08:00
修改uart2和uart3的时钟初始化函数的错误
2026-02-10 09:08:03 +08:00
//<2F><><EFBFBD><EFBFBD>2<EFBFBD><32>Ӧ<EFBFBD><D3A6><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD><D3B3>
GPIO_PinAFConfig(GPIOA,GPIO_PinSource2,GPIO_AF_USART2); //GPIOA2<41><32><EFBFBD><EFBFBD>ΪUSART2
GPIO_PinAFConfig(GPIOA,GPIO_PinSource3,GPIO_AF_USART2); //GPIOA3<41><33><EFBFBD><EFBFBD>ΪUSART3
初步功能已经加全了
2026-02-09 11:14:38 +08:00
//USART1<54>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_3; //GPIOA9<41><39>GPIOA10
初步功能已经加全了
2026-02-09 11:14:38 +08:00
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
GPIO_Init(GPIOA,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
//USART1 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_BaudRate = bound;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_WordLength = USART_WordLength_8b;//<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
USART_InitStructure.USART_StopBits = USART_StopBits_1;//һ<><D2BB>ֹͣλ
USART_InitStructure.USART_Parity = USART_Parity_No;//<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //<2F>շ<EFBFBD>ģʽ
USART_Init(USART2, &USART_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
USART_Cmd(USART2, ENABLE); //ʹ<>ܴ<EFBFBD><DCB4><EFBFBD>1
//USART_ClearFlag(USART1, USART_FLAG_TC);
基本功能加全了
2026-02-09 17:29:30 +08:00
USART_ITConfig(USART2, USART_IT_RXNE, ENABLE);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
初步功能已经加全了
2026-02-09 11:14:38 +08:00
//Usart1 NVIC <20><><EFBFBD><EFBFBD>
NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn;//<2F><><EFBFBD><EFBFBD>1<EFBFBD>ж<EFBFBD>ͨ<EFBFBD><CDA8>
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>VIC<49>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>
}
void USART2_IRQHandler(void) //<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
基本功能加全了
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u8 uart1_data;
if(USART_GetITStatus(USART2, USART_IT_RXNE) != RESET) //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
{
USART_ClearITPendingBit(USART2, USART_IT_RXNE);
uart1_data =USART_ReceiveData(USART2); //<2F><>ȡ<EFBFBD><C8A1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
g_rx2_buffer[0] = uart1_data;
//USART_ClearITPendingBit(USART1, USART_IT_RXNE);
if ( g_usart2_rx_sta == 0 && g_rx2_buffer[0] == 0xBB )
{
g_usart2_rx_buf[0] = g_rx2_buffer[0];
g_usart2_rx_sta = 1;
}
else if( g_usart2_rx_sta != 0 )
{
g_usart2_rx_buf[g_usart2_rx_sta & 0X3FFF] = g_rx2_buffer[0];
g_usart2_rx_sta++;
if(g_usart2_rx_sta > (USART_REC_LEN - 1))
{
g_usart2_rx_sta = 0;
g_usart2_rx_state = 1;
// memset(g_usart1_rx_buf, 0x0, 6);
// g_rx1_buffer[0] = 0x0;
}
}
}
else if(USART_GetITStatus(USART2, USART_IT_TXE) != RESET)
{
USART_ClearITPendingBit(USART2, USART_IT_TXE);
}
初步功能已经加全了
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}
void uart3_init(u32 bound){
//GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
基本功能加全了
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RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
修改uart2和uart3的时钟初始化函数的错误
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART3,ENABLE);//ʹ<><CAB9>USART1ʱ<31><CAB1>
初步功能已经加全了
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修改uart2和uart3的时钟初始化函数的错误
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//<2F><><EFBFBD><EFBFBD>3<EFBFBD><33>Ӧ<EFBFBD><D3A6><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD><D3B3>
1.串口5初始化问题改正 2.串口3初始化问题改正
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GPIO_PinAFConfig(GPIOD,GPIO_PinSource8,GPIO_AF_USART3); //GPIOD8<44><38><EFBFBD><EFBFBD>ΪUSART1
GPIO_PinAFConfig(GPIOD,GPIO_PinSource9,GPIO_AF_USART3); //GPIOD9<44><39><EFBFBD><EFBFBD>ΪUSART1
初步功能已经加全了
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修改uart2和uart3的时钟初始化函数的错误
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//USART3<54>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9; //
初步功能已经加全了
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_Init(GPIOD,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
初步功能已经加全了
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修改uart2和uart3的时钟初始化函数的错误
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//USART3 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
初步功能已经加全了
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USART_InitStructure.USART_BaudRate = bound;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_WordLength = USART_WordLength_8b;//<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
USART_InitStructure.USART_StopBits = USART_StopBits_1;//һ<><D2BB>ֹͣλ
USART_InitStructure.USART_Parity = USART_Parity_No;//<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //<2F>շ<EFBFBD>ģʽ
USART_Init(USART3, &USART_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
USART_Cmd(USART3, ENABLE); //ʹ<>ܴ<EFBFBD><DCB4><EFBFBD>1
//USART_ClearFlag(USART1, USART_FLAG_TC);
基本功能加全了
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USART_ITConfig(USART3, USART_IT_RXNE, ENABLE);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
初步功能已经加全了
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//Usart1 NVIC <20><><EFBFBD><EFBFBD>
NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;//<2F><><EFBFBD><EFBFBD>1<EFBFBD>ж<EFBFBD>ͨ<EFBFBD><CDA8>
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>VIC<49>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>
}
void USART3_IRQHandler(void) //<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
基本功能加全了
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u8 uart1_data;
if(USART_GetITStatus(USART3, USART_IT_RXNE) != RESET) //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
{
USART_ClearITPendingBit(USART3, USART_IT_RXNE);
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
uart1_data =USART_ReceiveData(USART3); //<2F><>ȡ<EFBFBD><C8A1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
g_rx3_buffer[0] = uart1_data;
if ( g_usart3_rx_sta == 0 && g_rx3_buffer[0] == 0xBB )
基本功能加全了
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{
g_usart3_rx_buf[0] = g_rx3_buffer[0];
g_usart3_rx_sta = 1;
}
else if( g_usart3_rx_sta != 0 )
{
g_usart3_rx_buf[g_usart3_rx_sta & 0X3FFF] = g_rx3_buffer[0];
g_usart3_rx_sta++;
if(g_usart3_rx_sta > (USART_REC_LEN - 1))
{
g_usart3_rx_sta = 0;
g_usart3_rx_state = 1;
// memset(g_usart1_rx_buf, 0x0, 6);
// g_rx1_buffer[0] = 0x0;
}
}
}
else if(USART_GetITStatus(USART3, USART_IT_TXE) != RESET)
{
USART_ClearITPendingBit(USART3, USART_IT_TXE);
}
初步功能已经加全了
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}
void uart4_init(u32 bound){
//GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
串口4测试ok 延迟函数测试ok
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_UART4,ENABLE);//ʹ<><CAB9>USART1ʱ<31><CAB1>
// RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
// SYSCFG->PMC |= ((uint32_t)0x00008000); // <20><><EFBFBD><EFBFBD>USART4<54><34>ӳ<EFBFBD>䣨PA0/PA1<41><31>
初步功能已经加全了
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//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>Ӧ<EFBFBD><D3A6><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD><D3B3>
串口4测试ok 延迟函数测试ok
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GPIO_PinAFConfig(GPIOA,GPIO_PinSource0,GPIO_AF_UART4); //GPIOA9<41><39><EFBFBD><EFBFBD>ΪUSART1
GPIO_PinAFConfig(GPIOA,GPIO_PinSource1,GPIO_AF_UART4); //GPIOA10<31><30><EFBFBD><EFBFBD>ΪUSART1
初步功能已经加全了
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//USART1<54>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1; //GPIOA9<41><39>GPIOA10
初步功能已经加全了
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
GPIO_Init(GPIOA,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
//USART1 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_BaudRate = bound;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_WordLength = USART_WordLength_8b;//<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
USART_InitStructure.USART_StopBits = USART_StopBits_1;//һ<><D2BB>ֹͣλ
USART_InitStructure.USART_Parity = USART_Parity_No;//<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //<2F>շ<EFBFBD>ģʽ
基本功能加全了
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USART_Init(UART4, &USART_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
初步功能已经加全了
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基本功能加全了
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USART_Cmd(UART4, ENABLE); //ʹ<>ܴ<EFBFBD><DCB4><EFBFBD>1
初步功能已经加全了
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//USART_ClearFlag(USART1, USART_FLAG_TC);
基本功能加全了
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USART_ITConfig(UART4, USART_IT_RXNE, ENABLE);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
初步功能已经加全了
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//Usart1 NVIC <20><><EFBFBD><EFBFBD>
NVIC_InitStructure.NVIC_IRQChannel = UART4_IRQn;//<2F><><EFBFBD><EFBFBD>1<EFBFBD>ж<EFBFBD>ͨ<EFBFBD><CDA8>
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>VIC<49>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>
}
void UART4_IRQHandler(void) //<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
u8 Res;
}
void uart5_init(u32 bound){
//GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
基本功能加全了
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RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
1.串口5初始化问题改正 2.串口3初始化问题改正
2026-02-11 09:44:25 +08:00
RCC_APB1PeriphClockCmd(RCC_APB1Periph_UART5,ENABLE);//ʹ<><CAB9>USART1ʱ<31><CAB1>
初步功能已经加全了
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//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>Ӧ<EFBFBD><D3A6><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD><D3B3>
基本功能加全了
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GPIO_PinAFConfig(GPIOC,GPIO_PinSource12,GPIO_AF_UART5); //GPIOA9<41><39><EFBFBD><EFBFBD>ΪUSART1
GPIO_PinAFConfig(GPIOD,GPIO_PinSource2,GPIO_AF_UART5); //GPIOA10<31><30><EFBFBD><EFBFBD>ΪUSART1
初步功能已经加全了
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//USART1<54>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 ; //GPIOA9<41><39>GPIOA10
初步功能已经加全了
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_Init(GPIOC,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 ; //GPIOA9<41><39>GPIOA10
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
1.串口5初始化问题改正 2.串口3初始化问题改正
2026-02-11 09:44:25 +08:00
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_Init(GPIOD,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
初步功能已经加全了
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//USART1 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_BaudRate = bound;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_WordLength = USART_WordLength_8b;//<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
USART_InitStructure.USART_StopBits = USART_StopBits_1;//һ<><D2BB>ֹͣλ
USART_InitStructure.USART_Parity = USART_Parity_No;//<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //<2F>շ<EFBFBD>ģʽ
基本功能加全了
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USART_Init(UART5, &USART_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
初步功能已经加全了
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基本功能加全了
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USART_Cmd(UART5, ENABLE); //ʹ<>ܴ<EFBFBD><DCB4><EFBFBD>1
初步功能已经加全了
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//USART_ClearFlag(USART1, USART_FLAG_TC);
基本功能加全了
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USART_ITConfig(UART5, USART_IT_RXNE, ENABLE);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
初步功能已经加全了
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//Usart1 NVIC <20><><EFBFBD><EFBFBD>
NVIC_InitStructure.NVIC_IRQChannel = UART5_IRQn;//<2F><><EFBFBD><EFBFBD>1<EFBFBD>ж<EFBFBD>ͨ<EFBFBD><CDA8>
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>VIC<49>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>
}
void UART5_IRQHandler(void) //<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
u8 Res;
}
void uart6_init(u32 bound){
//GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
基本功能加全了
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RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC,ENABLE); //ʹ<><CAB9>GPIOAʱ<41><CAB1>
RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART6,ENABLE);//ʹ<><CAB9>USART1ʱ<31><CAB1>
初步功能已经加全了
2026-02-09 11:14:38 +08:00
//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>Ӧ<EFBFBD><D3A6><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD><D3B3>
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
//GPIO_PinAFConfig(GPIOC,GPIO_PinSource6,GPIO_AF_USART1); //GPIOA9<41><39><EFBFBD><EFBFBD>ΪUSART1
//GPIO_PinAFConfig(GPIOC,GPIO_PinSource7,GPIO_AF_USART1); //GPIOA10<31><30><EFBFBD><EFBFBD>ΪUSART1 <20><><EFBFBD>ڸ<EFBFBD><DAB8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><C3B4><EFBFBD>
初步功能已经加全了
2026-02-09 11:14:38 +08:00
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
// 3. <20><><EFBFBD>Ÿ<EFBFBD><C5B8><EFBFBD>ӳ<EFBFBD>䣨<EFBFBD><E4A3A8>PC6/PC7ӳ<37>䵽USART6<54><36>
GPIO_PinAFConfig(GPIOC, GPIO_PinSource6, GPIO_AF_USART6); // PC6 -> USART6_TX
GPIO_PinAFConfig(GPIOC, GPIO_PinSource7, GPIO_AF_USART6); // PC7 -> USART6_RX
初步功能已经加全了
2026-02-09 11:14:38 +08:00
//USART1<54>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7; //GPIOA9<41><39>GPIOA10
初步功能已经加全了
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //<2F>ٶ<EFBFBD>50MHz
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; //<2F><><EFBFBD>츴<EFBFBD><ECB8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //<2F><><EFBFBD><EFBFBD>
基本功能加全了
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GPIO_Init(GPIOC,&GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>PA9<41><39>PA10
初步功能已经加全了
2026-02-09 11:14:38 +08:00
//USART1 <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_BaudRate = bound;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_WordLength = USART_WordLength_8b;//<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
USART_InitStructure.USART_StopBits = USART_StopBits_1;//һ<><D2BB>ֹͣλ
USART_InitStructure.USART_Parity = USART_Parity_No;//<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx; //<2F>շ<EFBFBD>ģʽ
基本功能加全了
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USART_Init(USART6, &USART_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
初步功能已经加全了
2026-02-09 11:14:38 +08:00
基本功能加全了
2026-02-09 17:29:30 +08:00
USART_Cmd(USART6, ENABLE); //ʹ<>ܴ<EFBFBD><DCB4><EFBFBD>1
初步功能已经加全了
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//USART_ClearFlag(USART1, USART_FLAG_TC);
基本功能加全了
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USART_ITConfig(USART6, USART_IT_RXNE, ENABLE);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
初步功能已经加全了
2026-02-09 11:14:38 +08:00
//Usart1 NVIC <20><><EFBFBD><EFBFBD>
NVIC_InitStructure.NVIC_IRQChannel = USART6_IRQn;//<2F><><EFBFBD><EFBFBD>1<EFBFBD>ж<EFBFBD>ͨ<EFBFBD><CDA8>
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>VIC<49>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>
}
Signed-off-by: cgy <cgy@cgy.com>
2026-02-10 15:06:39 +08:00
void USART6_IRQHandler(void) //<2F><><EFBFBD><EFBFBD>6<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
初步功能已经加全了
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{
基本功能加全了
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u8 uart1_data;
if(USART_GetITStatus(USART6, USART_IT_RXNE) != RESET) //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
{
USART_ClearITPendingBit(USART6, USART_IT_RXNE);
uart1_data =USART_ReceiveData(USART6); //<2F><>ȡ<EFBFBD><C8A1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
g_rx6_buffer[0] = uart1_data;
//USART_ClearITPendingBit(USART1, USART_IT_RXNE);
1、完成ADC采集 2、完成电机简单控制 3、完成通过ADC值控制电机的向下运行，并停止 4、问题：PWM控制电机的过程中，单步可以运转，全速不动作，中断发现，停止的时间比运行的时间长，这个有待进一步调试
2026-02-25 11:13:03 +08:00
if ( g_usart2_rx_sta == 0 && g_rx6_buffer[0] == 0xBC ) //<2F><><EFBFBD>Ƶ<EFBFBD><C6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> BC 01 00 00 XX 66 //<2F>ر<EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD>
//BC 01 00 FF XX 66 //<2F><><EFBFBD><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD>
基本功能加全了
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{
g_usart6_rx_buf[0] = g_rx6_buffer[0];
1、完成ADC采集 2、完成电机简单控制 3、完成通过ADC值控制电机的向下运行，并停止 4、问题：PWM控制电机的过程中，单步可以运转，全速不动作，中断发现，停止的时间比运行的时间长，这个有待进一步调试
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g_usart6_rx_sta = 1;
}
基本功能加全了
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else if( g_usart6_rx_sta != 0 )
{
1、完成ADC采集 2、完成电机简单控制 3、完成通过ADC值控制电机的向下运行，并停止 4、问题：PWM控制电机的过程中，单步可以运转，全速不动作，中断发现，停止的时间比运行的时间长，这个有待进一步调试
2026-02-25 11:13:03 +08:00
g_usart6_rx_buf[g_usart6_rx_sta & 0X3FFF] = g_rx6_buffer[0];
g_usart6_rx_sta++;
if(g_usart6_rx_sta > (USART_REC_LEN - 1))
{
g_usart6_rx_sta = 0;
g_usart6_rx_state = 1;
基本功能加全了
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// memset(g_usart1_rx_buf, 0x0, 6);
// g_rx1_buffer[0] = 0x0;
1、完成ADC采集 2、完成电机简单控制 3、完成通过ADC值控制电机的向下运行，并停止 4、问题：PWM控制电机的过程中，单步可以运转，全速不动作，中断发现，停止的时间比运行的时间长，这个有待进一步调试
2026-02-25 11:13:03 +08:00
}
}
基本功能加全了
2026-02-09 17:29:30 +08:00
}
else if(USART_GetITStatus(USART6, USART_IT_TXE) != RESET)
{
USART_ClearITPendingBit(USART6, USART_IT_TXE);
}
初步功能已经加全了
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}
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void Uart1_Send_data(u8 *databuf,u16 len)
{
u8 i = 0;
for(i=0; i<len; i++)
{
USART_SendData(USART1, *databuf); //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>
while (USART_GetFlagStatus(USART1, USART_FLAG_TXE) == RESET) {}; //
databuf++;//i++;
}
}
首次更新
2026-02-08 17:48:22 +08:00
1.串口5初始化问题改正 2.串口3初始化问题改正
2026-02-11 09:44:25 +08:00
void Uart3_Send_data(u8 *databuf,u16 len)
{
u8 i = 0;
for(i=0; i<len; i++)
{
USART_SendData(USART3, *databuf); //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>
while (USART_GetFlagStatus(USART3, USART_FLAG_TXE) == RESET) {}; //
databuf++;//i++;
}
}
串口4测试ok 延迟函数测试ok
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void Uart4_Send_data(u8 *databuf,u16 len)
{
u8 i = 0;
for(i=0; i<len; i++)
{
USART_SendData(UART4, *databuf); //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>
while (USART_GetFlagStatus(UART4, USART_FLAG_TXE) == RESET) {}; //
databuf++;//i++;
}
}
1.串口5初始化问题改正 2.串口3初始化问题改正
2026-02-11 09:44:25 +08:00
void Uart5_Send_data(u8 *databuf,u16 len)
{
u8 i = 0;
for(i=0; i<len; i++)
{
USART_SendData(UART5, *databuf); //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>
while (USART_GetFlagStatus(UART5, USART_FLAG_TXE) == RESET) {}; //
databuf++;//i++;
}
}
串口1测试有数据传，并通过串口6监测到数据，串口2和串口3还不能接收到数据
2026-02-10 01:35:53 +08:00
void Uart6_Send_data(u8 *databuf,u16 len)
{
u8 i = 0;
for(i=0; i<len; i++)
{
USART_SendData(USART6, *databuf); //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>
while (USART_GetFlagStatus(USART6, USART_FLAG_TXE) == RESET) {}; //
databuf++;//i++;
}
}
首次更新
2026-02-08 17:48:22 +08:00