519 lines
14 KiB
C
519 lines
14 KiB
C
#include "frt_protocol.h"
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#include "assertions.h"
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#include "inflash.h"
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#include "e22.h"
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extern u_int8_t lora_out_buff[50];
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extern uart_device_info uart_devices[];
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/* 静态函数申明 */
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static void send_uart_pack(device_handle device,FRT_MsgFunctionCode_e cmd_type, const void *data, u_int16_t len);
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static void FRT_MsgProc_ReadRegister(device_handle device, void *pMsg);
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static void FRT_MsgProc_WriteRegister(device_handle device, void *pMsg);
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static u_int16_t FRT_ReadReg(unsigned char regId);
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static u_int16_t FRT_ReadRegCurrent(void *pMsg);
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static u_int16_t FRT_ReadRegMaxCurrent(void *pMsg);
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static u_int16_t FRT_ReadRegPulseCount(void *pMsg);
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static u_int16_t FRT_ReadRegBat_V(void *pMsg);
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static u_int16_t FRT_ReadRegBat_Charge(void *pMsg);
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static u_int16_t FRT_ReadRegMACINFO(void *pMsg);
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static u_int16_t FRT_WriteRegDeviceAddr(void *pMsg);
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static u_int16_t FRT_WriteRegNetId(void *pMsg);
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static u_int16_t FRT_WriteRegMaxCurrent(void *pMsg);
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static u_int16_t FRT_WriteRegPulseCount(void *pMsg);
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static u_int16_t FRT_WriteRegReboot(void *pMsg);
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static void pdebug_mcs_info();
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mcs_para g_stMcs_Para = {0};
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/* 功能码处理表 */
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FRT_FuncionMsgProcTable_s g_MsgTbl[] =
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{
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{ FRT_FUNCTION_CODE_READ_REGISTER, FRT_MsgProc_ReadRegister },
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{ FRT_FUNCTION_CODE_WRITE_REGISTER, FRT_MsgProc_WriteRegister },
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};
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/* 读寄存器处理表 */
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FRT_RegProcTable_s g_RegTbl[] =
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{
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{ FRT_REGISTER_CURRENT, FRT_ReadRegCurrent }, /* 泄漏电流 */
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{ FRT_REGISTER_MAX_CURRENT, FRT_ReadRegMaxCurrent }, /* 最大电流 */
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{ FRT_REGISTER_PULSE_COUNT, FRT_ReadRegPulseCount }, /* 脉冲次数 */
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{ FRT_REGISTER_BAT_V, FRT_ReadRegBat_V }, /* 电池电压 */
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{ FRT_REGISTER_BAT_CHARGE, FRT_ReadRegBat_Charge }, /* 充电状态 */
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{ FRT_REGISTER_MAC_INFO, FRT_ReadRegMACINFO }, /* MAC信息 */
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};
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/* 写寄存器处理表 */
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FRT_RegProcTable_s g_Write_RegTbl[] =
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{
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{ FRT_REGISTER_DEVICE_ADDR, FRT_WriteRegDeviceAddr }, /* 写设备地址 */
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{ FRT_REGISTER_NET_ID, FRT_WriteRegNetId }, /* 写网络ID */
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{ FRT_REGISTER_CLEAR_MAX_CURRENT, FRT_WriteRegMaxCurrent }, /* 清空最大泄漏电流统计值 */
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{ FRT_REGISTER_CLEAR_PULSE_COUNT, FRT_WriteRegPulseCount }, /* 清空脉冲次数 */
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{ FRT_REGISTER_REBOOT, FRT_WriteRegReboot }, /* 重启 */
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};
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/**
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* @brief modbus crc16算法
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* @param
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* @retval
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*/
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unsigned short CRC16(unsigned char *arr_buff, unsigned char len)
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{
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unsigned short crc=0xFFFF;
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unsigned char i, j;
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for ( j=0; j<len; j++){
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crc=crc ^*arr_buff++;
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for ( i=0; i<8; i++){
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if( ( crc&0x0001) >0){
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crc=crc>>1;
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crc=crc^ 0xa001;
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}else{
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crc=crc>>1;
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}
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}
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}
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return crc << 8 | crc >> 8;
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}
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/**
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* @brief 交换高低字节
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* @param
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* @retval
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*/
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static u_int16_t FRT_swap_endian_16(u_int16_t value)
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{
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return ((value << 8) | (value >> 8));
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}
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/**
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* @brief 读泄漏电流寄存器值
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* @param
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* @retval
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*/
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static u_int16_t FRT_ReadRegCurrent(void *pMsg)
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{
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u_int16_t value = (u_int16_t)(g_stMcs_Para.current * 100);
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return FRT_swap_endian_16(value);//百倍泄漏电流
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}
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/**
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* @brief 读最大电流寄存器值
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* @param
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* @retval
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*/
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static u_int16_t FRT_ReadRegMaxCurrent(void *pMsg)
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{
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u_int16_t value = (u_int16_t)(g_stMcs_Para.max_current * 100);
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return FRT_swap_endian_16(value);//百倍最大泄漏电流
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}
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/**
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* @brief 读脉冲次数寄存器值
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* @param
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* @retval
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*/
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static u_int16_t FRT_ReadRegPulseCount(void *pMsg)
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{
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u_int16_t value = (u_int16_t)(g_stMcs_Para.pulse_count);
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return FRT_swap_endian_16(value);
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}
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/**
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* @brief 读电池电压寄存器值
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* @param
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* @retval
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*/
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static u_int16_t FRT_ReadRegBat_V(void *pMsg)
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{
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u_int16_t value = (u_int16_t)(g_stMcs_Para.bat_v * 1000);
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return FRT_swap_endian_16(value);
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}
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/**
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* @brief 读充电状态寄存器值
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* @param
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* @retval
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*/
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static u_int16_t FRT_ReadRegBat_Charge(void *pMsg)
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{
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g_stMcs_Para.bat_charge = HAL_GPIO_ReadPin(CN3791_CHRG_GPIO_Port, CN3791_CHRG_Pin);
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u_int16_t value = (u_int16_t)(g_stMcs_Para.bat_charge);
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return FRT_swap_endian_16(value);
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}
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/**
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* @brief 读MAC信息寄存器值
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* @param
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* @retval
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*/
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static u_int16_t FRT_ReadRegMACINFO(void *pMsg)
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{
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u_int16_t value = (u_int16_t)(g_stConfigInfo.mac_info_h << 8 | g_stConfigInfo.mac_info_l);
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return FRT_swap_endian_16(value);
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}
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/**
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* @brief 写设备地址
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* @param
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* @retval
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*/
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static u_int16_t FRT_WriteRegDeviceAddr(void *pMsg)
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{
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//改传感器地址
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uint16_t *pMsgAddr = (uint16_t *)pMsg;
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uint16_t data = *pMsgAddr;
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g_stConfigInfo.addr = data;
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save_config_info(g_stConfigInfo);
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//改无线模块地址
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e22_init();
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return 0;
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}
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/**
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* @brief 写网络地址
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* @param
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* @retval
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*/
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static u_int16_t FRT_WriteRegNetId(void *pMsg)
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{
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//改传感器网址
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uint16_t *pMsgAddr = (uint16_t *)pMsg;
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uint16_t data = *pMsgAddr;
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g_stConfigInfo.net_id = data;
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save_config_info(g_stConfigInfo);
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//改无线模块网址
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e22_init();
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return 0;
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}
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/**
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* @brief 清空最大电流
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* @param
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* @retval
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*/
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static u_int16_t FRT_WriteRegMaxCurrent(void *pMsg)
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{
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uint16_t *pMsgAddr = (uint16_t *)pMsg;
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uint16_t data = *pMsgAddr;
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if(data == 0x0001){
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g_stMcs_Para.max_current = 0;
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max_rms_mA = 0;
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}
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}
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/**
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* @brief 清空脉冲次数
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* @param
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* @retval
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*/
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static u_int16_t FRT_WriteRegPulseCount(void *pMsg)
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{
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uint16_t *pMsgAddr = (uint16_t *)pMsg;
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uint16_t data = *pMsgAddr;
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if(data == 0x0001){
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g_stMcs_Para.pulse_count = 0;
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Pulse_Count = 0;
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}
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}
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/**
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* @brief 重启
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* @param
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* @retval
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*/
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static u_int16_t FRT_WriteRegReboot(void *pMsg)
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{
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uint16_t *pMsgAddr = (uint16_t *)pMsg;
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uint16_t data = *pMsgAddr;
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if(data == 0x0001)
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{
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__iar_builtin_set_FAULTMASK(1);
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NVIC_SystemReset();
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}
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return 0;
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}
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/**
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* @brief 封装协议发送
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* @param
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* @retval 数据正确返回TRUE，数据异常返回FALSE
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*/
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static void send_uart_pack(device_handle device,FRT_MsgFunctionCode_e cmd_type, const void *data, u_int16_t len)
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{
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memset(lora_out_buff,0,sizeof(lora_out_buff));
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frt_climate_pack_resp *pack = (frt_climate_pack_resp*)lora_out_buff;
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pack->up_addr_h = 0x00;
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pack->up_addr_l = 0x00;
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pack->chanel = g_stConfigInfo.net_id % 27 + 10;
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pack->addr = g_stConfigInfo.addr;
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pack->func = FRT_FUNCTION_CODE_READ_REGISTER;
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pack->data_len = len;
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memcpy(pack->data, data, len);
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*(u_int16_t*)&pack->data[len] = CRC16((u_int8_t *)&pack->addr,pack->data_len+3);//加数据之前的字节
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uart_dev_write(device,(u_int8_t*)pack,pack->data_len+3+2+3); // 加数据之前的字节+校验位+E22地址信道
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}
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/**
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* @brief 遍历读取寄存器
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* @param
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* @retval
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*/
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u_int16_t FRT_ReadReg(unsigned char regId)
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{
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for(u_int16_t i = 0; i < sizeof(g_RegTbl) / sizeof(FRT_RegProcTable_s); i++){
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//term_printf("regId:%d, g_RegTbl.regId :%d\r\n",regId,g_RegTbl[i].regId);
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if (regId == g_RegTbl[i].regId){
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return g_RegTbl[i].pRegProc(NULL);
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}
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}
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return 0;
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}
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/**
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* @brief 处理读取寄存器数据
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* @param
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* @retval
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*/
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void FRT_MsgProc_ReadRegister(device_handle device, void *pMsg)
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{
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uint8_t *data = (uint8_t *)pMsg;
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u_int16_t start_reg_addr = (data[2] << 8)| data[3];
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u_int16_t reg_num= (data[4] << 8)| data[5];
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if (start_reg_addr < 0x00 || start_reg_addr > 0x05)
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{
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term_printf("start_reg_addr error:%d", start_reg_addr);
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return;
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}
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if (reg_num < 0x01 || ((reg_num + start_reg_addr - 1) < 0x00) || ((reg_num + start_reg_addr -1) > 0x05))
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{
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term_printf("reg_num error:%d", reg_num);
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return;
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}
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static u_int8_t reg_value_buff[2*100]={0x00};
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memset(reg_value_buff,0,sizeof(reg_value_buff));
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for(u_int16_t pos=0; pos <reg_num; pos++){
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*(u_int16_t*)®_value_buff[pos*2] = FRT_ReadReg((start_reg_addr+pos));
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}
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send_uart_pack(device, FRT_FUNCTION_CODE_READ_REGISTER, (u_int8_t*)®_value_buff, reg_num*2);
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}
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/**
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* @brief 处理写入寄存器数据
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* @param
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* @retval
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*/
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void FRT_MsgProc_WriteRegister(device_handle device, void *pMsg)
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{
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uint8_t *data = (uint8_t *)pMsg;
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u_int16_t start_reg_addr = (data[2] << 8)| data[3];
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u_int16_t reg_num= (data[4] << 8)| data[5];
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u_int16_t byte_num= data[6];
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unsigned short return_crc_value;
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// 校验
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if (start_reg_addr < 0x31 || start_reg_addr > 0x35 )
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{
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term_printf("start_reg_addr error:%d", start_reg_addr);
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return;
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}
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if (reg_num < 0x01 || ((reg_num + start_reg_addr - 1) < 0x31) || ((reg_num + start_reg_addr -1) > 0x35))
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{
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term_printf("reg_num error:%d", reg_num);
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return;
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}
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//发回数据
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uint8_t Trans_data[11];
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Trans_data[0] = 0x00;
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Trans_data[1] = 0x00;
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Trans_data[2] = g_stConfigInfo.net_id % 27 + 10;
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Trans_data[3] = g_stConfigInfo.addr;
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Trans_data[4] = FRT_FUNCTION_CODE_WRITE_REGISTER;
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Trans_data[5] = data[2] << 8;
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Trans_data[6] = data[3];
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Trans_data[7] = data[4] << 8;
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Trans_data[8] = data[5];
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return_crc_value = CRC16(&Trans_data[3], 6);
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Trans_data[9] = return_crc_value;
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Trans_data[10] = return_crc_value >> 8;
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uart_dev_write(g_lora_uart_handle, Trans_data, sizeof(Trans_data)/sizeof(uint8_t));
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// 取出数据
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uint16_t content[50] = {0};
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for (uint16_t var = 0; var < reg_num; var++)
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{
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content[var] = data[7 + 2 * var] << 8 | data[7 + 2 * var + 1];
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}
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for(u_int16_t pos=0; pos <reg_num; pos++)
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{
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for (uint16_t i = 0; i < sizeof(g_Write_RegTbl) / sizeof(FRT_RegProcTable_s); i++)
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{
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if (g_Write_RegTbl[i].regId == (start_reg_addr + pos))
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{
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g_Write_RegTbl[i].pRegProc(&content[pos]);
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}
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}
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}
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}
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/**
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* @brief 读取串口数据
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* @param
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* @retval
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*/
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static int uart_read_frt_climate_pack(device_handle uart_handle,u_int8_t *buff, u_int32_t buff_size)
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{
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u_int32_t offset = 0;
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char c = 0;
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// frt_climate_pack *pack = (frt_climate_pack *)buff;
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unsigned char new_buff[50];
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buff_size--; //预留一个'\0'位置
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for (int offset = 0; offset < buff_size;)
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{
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// 逐字符读取
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c = uart_dev_in_char(uart_handle);
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buff[offset++] = c;
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// 判断首字符是否是地址，是地址再开始读取，不是则将索引退一步
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if(offset == sizeof(unsigned char))
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{
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if(buff[0] != g_stConfigInfo.addr)
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{
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memcpy(buff, buff + 1, offset - 1);
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offset--;
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buff_size--;
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}
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}
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// 读寄存器
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else if (buff[1] == FRT_FUNCTION_CODE_READ_REGISTER & offset == 8)
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{
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return offset;
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}
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// 写寄存器
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else if (buff[1] == FRT_FUNCTION_CODE_WRITE_REGISTER & offset == 7 + buff[6] + 2)
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{
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return offset;
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}
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}
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return 0;
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}
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/**
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* @brief 处理一条消息
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* @param
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* @retval
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*/
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void FRT_MsgHandler(device_handle device, u_int8_t *pMsg, u_int32_t MsgLen)
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{
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if(CRC16(pMsg, MsgLen-2) != FRT_CLIMATE_BUFF_CRC16(pMsg))
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{
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// term_printf("CRC不过");
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return;
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}
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if((pMsg[1] != FRT_FUNCTION_CODE_READ_REGISTER) && (pMsg[1] != FRT_FUNCTION_CODE_WRITE_REGISTER))
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{
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// term_printf("功能码不过");
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return;
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}
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for (u_int16_t i = 0; i < sizeof(g_MsgTbl) / sizeof(FRT_FuncionMsgProcTable_s); i++){
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if (pMsg[1] == g_MsgTbl[i].msgId){
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g_MsgTbl[i].pMsgProc(device, pMsg);
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}
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}
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}
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/**
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* @brief 读取并解析串口数据
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* @param
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* @retval
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*/
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static u_int8_t rs485_buff[50]={0x00};
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void read_and_process_uart_data(device_handle device)
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{
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if(uart_dev_char_present(device)){
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//BUFFER里面第一次有数据后返回，等下一次调用
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if(read_uart_flag < 1)
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{
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read_uart_flag++;
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return;
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}
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read_uart_flag = 0;
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memset(rs485_buff,0,sizeof(rs485_buff));
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int ret = uart_read_frt_climate_pack(device, rs485_buff, sizeof(rs485_buff));
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if(ret > 0){
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FRT_MsgHandler(device, rs485_buff, ret);
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}
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||
}
|
||
}
|
||
|
||
/* 打印寄存器数据 */
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static void pdebug_mcs_info()
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{
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||
term_printf("current: %.2f\r\n", g_stMcs_Para.current);
|
||
term_printf("max_current: %.2f\r\n", g_stMcs_Para.max_current);
|
||
term_printf("pulse_count: %.2f\r\n", g_stMcs_Para.pulse_count);
|
||
term_printf("bat_v: %.2f\r\n", g_stMcs_Para.bat_v);
|
||
term_printf("bat_charge: %.2f\r\n", g_stMcs_Para.bat_charge);
|
||
term_printf("mac_info: %.2f\r\n", g_stConfigInfo.mac_info_h);
|
||
term_printf("mac_info: %.2f\r\n", g_stConfigInfo.mac_info_l);
|
||
|
||
term_printf("address: %.2f\r\n", g_stConfigInfo.addr);
|
||
term_printf("NetId: %.2f\r\n", g_stConfigInfo.net_id);
|
||
// term_printf("precipitation_intensity: %.2f\r\n", g_stMcs_Para.precipitation_intensity);
|
||
|
||
}
|
||
|
||
|
||
// 30 03 00 00 00 0B 00 2C
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
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