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mppt/Hardware/src/rs485.c

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master
2024-07-11 06:58:55 +00:00
/*
* rs485.c
*
* Created on: 2024<EFBFBD><EFBFBD>6<EFBFBD><EFBFBD>20<EFBFBD><EFBFBD>
* Author: psx
*/
#include "rs485.h"
#include "uart_dev.h"
#include "ring_queue.h"
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#include "pdebug.h"
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void USART3_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
void USART4_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
//#define USART3_buffer_len 128
//#define USART4_buffer_len 128
//uint8_t USART3_Rbuffer_Num = 0;
//uint8_t USART4_Rbuffer_Num = 0;
/* <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
uint8_t USART3_Rbuffer[1] = {0x00};
uint8_t USART4_Rbuffer[1] = {0x00};
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//uint8_t USART_Rbuffer[100] = {0x00};
//uint8_t USART_RbufferLen = 0;
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///* <20><><EFBFBD><EFBFBD> */
//uint8_t USART3_Tbuffer_Num = 0;
//uint8_t USART3_Tbuffer_Len = 0;
//uint8_t *USART3_Tbuffer;
/*
* @brief <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>GW485
* @param
* @retval
*/
void GW_485_Init(int baud)
{
/* <20><>ʼ<EFBFBD><CABC>GW485<38><35><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = Pin_GW_485_RDE;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //<2F><><EFBFBD><EFBFBD>PB4Ϊ<34><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Init(GPIO_GW_485_RDE, &GPIO_InitStructure);
GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, read);
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
/* USART4 TX --> PB0 RX --> PB1 */
RCC_PB2PeriphClockCmd(RCC_PB2Periph_GPIOB, ENABLE);
RCC_PB1PeriphClockCmd(RCC_PB1Periph_USART4, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //<2F><><EFBFBD><EFBFBD>PB0Ϊ<30><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //<2F><><EFBFBD><EFBFBD>PB1Ϊ<31><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Init(GPIOB, &GPIO_InitStructure);
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USART_InitStructure.USART_BaudRate = baud;
// USART_InitStructure.USART_BaudRate = 9600;
// USART_InitStructure.USART_BaudRate = 115200;
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USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Tx | USART_Mode_Rx;
USART_Init(USART4, &USART_InitStructure);
NVIC_InitStructure.NVIC_IRQChannel = USART4_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; //<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>Ϊ1
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>Ϊ2
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD>ʼ<EFBFBD><CABC>
USART_ITConfig(USART4, USART_IT_RXNE, ENABLE);
// USART_ITConfig(USART4, USART_IT_IDLE, ENABLE);
USART_Cmd(USART4,ENABLE);
}
/*
* @brief <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>BAT_485
* @param
* @retval
*/
void BAT_485_Init(int baud)
{
/* <20><>ʼ<EFBFBD><CABC>GW485<38><35><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = Pin_BAT_485_RDE;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //<2F><><EFBFBD><EFBFBD>PB5Ϊ<35><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Init(GPIO_BAT_485_RDE, &GPIO_InitStructure);
GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, read);
USART_InitTypeDef USART_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
/* USART3 TX --> PB10 RX --> PB11 */
RCC_PB2PeriphClockCmd(RCC_PB2Periph_GPIOB, ENABLE);
RCC_PB1PeriphClockCmd(RCC_PB1Periph_USART3, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //<2F><><EFBFBD><EFBFBD>PB10Ϊ<30><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //<2F><><EFBFBD><EFBFBD>PB11Ϊ<31><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_Init(GPIOB, &GPIO_InitStructure);
USART_InitStructure.USART_BaudRate = baud;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Tx | USART_Mode_Rx;
USART_Init(USART3, &USART_InitStructure);
NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; //<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>Ϊ1
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1; //<2F><><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>Ϊ1
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQͨ<51><CDA8>ʹ<EFBFBD><CAB9>
NVIC_Init(&NVIC_InitStructure); //<2F>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD><C8BC><EFBFBD>ʼ<EFBFBD><CABC>
USART_ITConfig(USART3, USART_IT_RXNE, ENABLE);
// USART_ITConfig(USART3, USART_IT_IDLE, ENABLE);
USART_Cmd(USART3,ENABLE);
}
/*
* @brief ͨ<EFBFBD><EFBFBD>485<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD>
* @param pUSARTx <EFBFBD><EFBFBD>Ӧ<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>豸
* @param data <EFBFBD>ַ<EFBFBD>
* @retval
*/
void USARTx_SendByte(USART_TypeDef* pUSARTx, uint8_t data)
{
// if (pUSARTx == GW_485) {
// GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, write);
// }
// else if (pUSARTx == BAT_485) {
// GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, write);
// }
// else {
// return;
// }
USART_SendData(pUSARTx, data);
while(USART_GetFlagStatus(pUSARTx, USART_FLAG_TXE) == RESET);
//
// if (pUSARTx == GW_485) {
// GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, read);
// }
// else if (pUSARTx == BAT_485) {
// GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, read);
// }
// else {
// return;
// }
}
///*
// * @brief ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD>
// * @param pUSARTx <20><>Ӧ<EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>豸
// * @param data <20>ַ<EFBFBD>
// * @retval
// */
//void USARTx_SendByte_str(USART_TypeDef* pUSARTx, uint8_t data)
//{
// USART_SendData(pUSARTx, data);
// while(USART_GetFlagStatus(pUSARTx, USART_FLAG_TXE) == RESET);
//}
//
///*
// * @brief ͨ<><CDA8>485<38><35><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>
// * @param pUSARTx <20><>Ӧ<EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>豸
// * @param data <20>ַ<EFBFBD><D6B7><EFBFBD>
// * @retval
// */
//void USARTx_SendStr(USART_TypeDef* pUSARTx, char *str)
//{
// if (pUSARTx == GW_485) {
// GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, write);
// }
// else if (pUSARTx == BAT_485) {
// GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, write);
// }
// else {
// return;
// }
//
// uint8_t i = 0;
// do
// {
// USARTx_SendByte_str(pUSARTx, *(str+i));
// i++;
// }while(*(str+i) != '\0');
// while(USART_GetFlagStatus(pUSARTx, USART_FLAG_TC) == RESET);
//
// if (pUSARTx == GW_485) {
// GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, read);
// }
// else if (pUSARTx == BAT_485) {
// GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, read);
// }
// else {
// return;
// }
//}
//
///*
// * @brief ͨ<><CDA8>485<38><35><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// * @param pUSARTx <20><>Ӧ<EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD>豸
// * @param data <20>ַ<EFBFBD><D6B7><EFBFBD>
// * @retval
// */
//void USARTx_SendStr_Len(USART_TypeDef* pUSARTx, char *str, int len)
//{
// if (pUSARTx == GW_485) {
// GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, write);
// }
// else if (pUSARTx == BAT_485) {
// GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, write);
// }
// else {
// return;
// }
//
// uint8_t i = 0;
// do
// {
// USARTx_SendByte_str(pUSARTx, *(str+i));
// i++;
// }while(--len);
// while(USART_GetFlagStatus(pUSARTx, USART_FLAG_TC) == RESET);
//
// if (pUSARTx == GW_485) {
// GPIO_WriteBit(GPIO_GW_485_RDE, Pin_GW_485_RDE, read);
// }
// else if (pUSARTx == BAT_485) {
// GPIO_WriteBit(GPIO_BAT_485_RDE, Pin_BAT_485_RDE, read);
// }
// else {
// return;
// }
//}
void USARTx_ITSendstr(USART_TypeDef* pUSARTx, char *str, int len)
{
USART_ITConfig(USART3, USART_IT_RXNE, ENABLE);
}
/*
* @brief USART3<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param
* @retval
*/
void USART3_IRQHandler(void)
{
if(USART_GetITStatus(USART3, USART_IT_RXNE) != RESET) //<2F>жϲ<D0B6><CFB2><EFBFBD>
{
// printf(" in usart3 \n");
// USART_ClearITPendingBit(USART3,USART_IT_RXNE); //<2F><><EFBFBD><EFBFBD><EFBFBD>жϱ<D0B6>־
USART3_Rbuffer[0] = USART_ReceiveData(USART3); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
uint8_t c = 0;
uart_device_info *dev = (uart_device_info *)g_bat485_uart3_handle;
c = USART3_Rbuffer[0];
if(!RingQueueFull(&dev->uart_ring_queue))
InRingQueue(&dev->uart_ring_queue, c);
}
// if(USART_GetFlagStatus(USART3,USART_FLAG_TC) == SET) //<2F>жϷ<D0B6><CFB7><EFBFBD>
// {
// USART_SendData(USART3, USART3_Tbuffer[USART3_Tbuffer_Num++]);
// if (USART3_Tbuffer_Len == USART3_Tbuffer_Num) {
// USART3_Tbuffer_Num = 0;
// USART_ITConfig(USART3, USART_IT_TC, DISABLE);
//// USART_ClearFlag(USART3,USART_FLAG_ORE); //<2F><><EFBFBD><EFBFBD>־
//// USART_ReceiveData(USART3); //<2F><>DR
// }
// }
}
/*
* @brief USART4<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param
* @retval
*/
void USART4_IRQHandler(void)
{
if(USART_GetITStatus(USART4, USART_IT_RXNE) != RESET) //<2F>жϲ<D0B6><CFB2><EFBFBD>
{
// printf(" in usart4 \n");
// USART_ClearITPendingBit(USART4, USART_IT_RXNE); //<2F><><EFBFBD><EFBFBD><EFBFBD>жϱ<D0B6>־
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// uint8_t c = 0;
// c = USART4_Rbuffer[0];
// log_info("%x ", (USART4_Rbuffer[0] & 0xff));
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// USART_Rbuffer[USART_RbufferLen++] = USART_ReceiveData(USART4); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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USART4_Rbuffer[0] = USART_ReceiveData(USART4); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// printf("%x \r\n", USART4_Rbuffer[0]);
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uart_device_info *dev = (uart_device_info *)g_gw485_uart4_handle;
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//// log_info("%x ", (USART4_Rbuffer[0] & 0xff));
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if(!RingQueueFull(&dev->uart_ring_queue))
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InRingQueue(&dev->uart_ring_queue, USART4_Rbuffer[0]);
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}
// if(USART_GetFlagStatus(USART4,USART_FLAG_TC) == SET) //<2F>жϷ<D0B6><CFB7><EFBFBD>
// {
// USART_SendData(USART4, USART4_Tbuffer[USART3_Tbuffer_Num++]);
// if (USART4_Tbuffer_Len == USART4_Tbuffer_Num) {
// USART4_Tbuffer_Num = 0;
// USART_ITConfig(USART4, USART_IT_TC, DISABLE);
//// USART_ClearFlag(USART3,USART_FLAG_ORE); //<2F><><EFBFBD><EFBFBD>־
//// USART_ReceiveData(USART3); //<2F><>DR
// }
// }
}