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ShipCentralControl/Anjiehui7_DTU/User/modbus_slave.c

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#include "includes.h"
// Modbus(RS485<38>ӿڣ<D3BF><DAA3><EFBFBD><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, ÿ30<33><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// modbusͨѶ<CDA8><D1B6><EFBFBD><EFBFBD>
#pragma pack(push, 1)
// RF<52><46><EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD>֡<EFBFBD><D6A1>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
#define MODBUS_SENDM_DATA_COUNT 512
loopbuff_t Modbus_SendM;
uint8_t Modbus_SendM_Data[sizeof(ext_data_t) * (MODBUS_SENDM_DATA_COUNT + 1)] = {0};
// RF<52><46><EFBFBD>ڽ<EFBFBD><DABD>յ<EFBFBD><D5B5><EFBFBD>Ϣ֪ͨ
SemaphoreHandle_t Modbus_SendQ = NULL; // <20><>ֵ<EFBFBD>ź<EFBFBD><C5BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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typedef struct
{
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uint8_t head_L;
uint8_t head_S;
uint8_t id; // ͨ<>ŵ<EFBFBD>ַ
uint8_t cmd; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
uint8_t len_H;
uint8_t len_L;
uint8_t index; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
uint8_t all; // <20><><EFBFBD><EFBFBD>
uint8_t PSN[7];
uint8_t BOX[12];
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// union
// {
// uint16_t cnt; // <20><>ȡ<EFBFBD><C8A1><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// uint16_t data; // д<>룺<EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// };
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uint16_t crc;
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} modbus_request_t;
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#pragma pack(pop)
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD>
#define HEART_SENDBUFF_SIZE 64
uint8_t Heart_sendBuff[HEART_SENDBUFF_SIZE];
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݱ<EFBFBD><DDB1>Ļ<EFBFBD><C4BB><EFBFBD>
uint8_t Modbus_sendBuff[TASK_SENDBUFF_SIZE];
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void ReadModbus_Task(uint8_t c);
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static void RS485_SendDataByte(uint8_t *pu8TxBuf, uint32_t u32WriteBytes)
{
/* Send data */
UART_Transmit(&huart4, pu8TxBuf, u32WriteBytes);
}
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void Slave_IRQHandler(USART_Handle *huart)
{
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uint8_t u8DTU = (uint8_t) huart->Instance->DR;
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/* Handle received data */
ReadModbus_Task(u8DTU);
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}
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void Modbus_Open()
{
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD>
LoopBuff_Create(&Modbus_SendM, sizeof(ext_data_t), MODBUS_SENDM_DATA_COUNT, 0, (uint32_t) Modbus_SendM_Data);
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// <20><><EFBFBD><EFBFBD><EFBFBD>ź<EFBFBD><C5BA><EFBFBD>
Modbus_SendQ = xSemaphoreCreateBinary();
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}
uint8_t pack_heart_send_data()
{
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uint8_t i;
uint16_t crc;
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// <20><><EFBFBD><EFBFBD><EFBFBD>ϱ<EFBFBD><CFB1><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD>modbus<75>ӻ<EFBFBD><D3BB><EFBFBD>Ӧ<EFBFBD>ĸ<EFBFBD>ʽ<EFBFBD><CABD>
memset(Heart_sendBuff, 0, HEART_SENDBUFF_SIZE);
i = 0;
// PSN
memmove(Heart_sendBuff + i, dcBuff.configBottle.PSN, 6);
i += 6;
Heart_sendBuff[i++] = 0x02; // <20><><EFBFBD><EFBFBD><EFBFBD>룺<EFBFBD><EBA3BA><EFBFBD><EFBFBD>
// <20><><EFBFBD>ݳ<EFBFBD><DDB3>ȣ<EFBFBD><C8A3><EFBFBD>Ԥ<EFBFBD><D4A4>Ϊ0<CEAA><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸ģ<DEB8>λ<EFBFBD><CEBB>ΪHeart_sendBuff[7]
Heart_sendBuff[i++] = 0;
// Ӳ<><D3B2><EFBFBD>汾
Heart_sendBuff[i++] = dcBuff.powerInfo.hardVer.minor;
// <20><><EFBFBD><EFBFBD><EFBFBD>汾
Heart_sendBuff[i++] = dcBuff.powerInfo.softVer.minor;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Heart_sendBuff[i++] = dcBuff.powerInfo.softDate.year;
Heart_sendBuff[i++] = dcBuff.powerInfo.softDate.month;
Heart_sendBuff[i++] = dcBuff.powerInfo.softDate.day;
// <20><>Ƶ<EFBFBD>Լ<EFBFBD>״̬
Heart_sendBuff[i++] = RF_initStatus;
// <20><><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD>״̬
Heart_sendBuff[i++] = Ethernet_initStatus;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬
Heart_sendBuff[i++] = Ethernet_IsConnected();
// GPRS<52><53><EFBFBD><EFBFBD>״̬
Heart_sendBuff[i++] = dcBuff.dtuData.networked;
// GPRS<52>ź<EFBFBD>ǿ<EFBFBD><C7BF>
Heart_sendBuff[i++] = dcBuff.dtuData.rssi;
// GPRS<52><53><EFBFBD><EFBFBD>״̬
Heart_sendBuff[i++] = dcBuff.dtuData.connected;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
i += 41;
// <20>޸<EFBFBD><DEB8><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
Heart_sendBuff[7] = i - 8;
// У<><D0A3><EFBFBD><EFBFBD>
crc = MODBUS_RTU_CRC16((uint8_t *) Heart_sendBuff, i);
*(uint16_t *)(Heart_sendBuff + i) = htons(crc);
i += 2;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Heart_sendBuff[i++] = 0x0d;
Heart_sendBuff[i++] = 0x0a;
return i;
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}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void Modbus_Task(void *p_arg)
{
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uint8_t i;
uint32_t heartTick = 0;
ext_data_t Gprs;
while(TRUE)
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD>Ͷ<EFBFBD><CDB6>еļ<D0B5>¼
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><D0BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><D0BB><EFBFBD><EFBFBD>õ<EFBFBD>ִ<EFBFBD>У<EFBFBD>
xSemaphoreTake(Modbus_SendQ, 1000);
if(IsTickOut(heartTick))
{
heartTick = GetDelayTick(30000); // 30<33><30><EFBFBD>Ժ<EFBFBD><D4BA>ٷ<EFBFBD>
// TODO: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>
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// i = pack_heart_send_data();
// RS485_SendDataByte(Heart_sendBuff, i);
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}
if(LoopBuff_GetCount(&Modbus_SendM))
{
// ȡ<><C8A1><EFBFBD><EFBFBD>
memmove(&Gprs, LoopBuff_GetDataPtr(&Modbus_SendM, Modbus_SendM.info.rdPtr), sizeof(ext_data_t));
LoopBuff_RemoveItems(&Modbus_SendM, 1);
i = pack_modbus_tran_data(&Gprs);
// TODO: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>
RS485_SendDataByte(Modbus_sendBuff, i);
}
}
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}
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// <20><><EFBFBD><EFBFBD>modbus rtu<74><75><EFBFBD><EFBFBD>Ѿ<EFBFBD><D1BE><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD>Ⱥ<EFBFBD>CRC<52>İ<EFBFBD><C4B0><EFBFBD>
void MODBUS_RTU_CMD(modbus_request_t *req)
{
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static uint8_t BUFF2[100]; // <20><>Ӧ<EFBFBD><D3A6>
uint8_t err = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
uint8_t len = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
uint16_t count; // ͨ<>ŵ<EFBFBD>ַ
// uint16_t reg; // <20><><EFBFBD>ݵ<EFBFBD>ַ
uint16_t cnt; // <20><><EFBFBD>ݸ<EFBFBD><DDB8><EFBFBD>
uint16_t crc;
ext_box_t boxRec;
char* psn;
// // <20><><EFBFBD><EFBFBD>ͨ<EFBFBD>ŵ<EFBFBD>ַ
// <20><><EFBFBD>Ӽ<EFBFBD>¼
// boxCnt.count = 5;
// for(i = 0; i < boxCnt.count; i++)
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// {
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// memset(&boxRec, 0, sizeof(ext_box_t));
// boxRec.PSN[0] = 26;
// boxRec.PSN[3] = (0 + i * 1) / 1000;
// boxRec.PSN[4] = ((0 + i * 1) % 1000) >> 8;
// boxRec.PSN[5] = ((0 + i * 1) % 1000) & 0xFF;
// strcpy(boxRec.TGGU, "TGGU2000000");
// boxRec.TGGU[7] = '0' + (0 + i) / 100;
// boxRec.TGGU[8] = '0' + (0 + i) % 100 / 10;
// boxRec.TGGU[9] = '0' + (0 + i) % 10;
// FRAM_BufferWrite(FRAM_BOX_DATA_BASE + sizeof(ext_box_t) * i, (uint8_t *) &boxRec, sizeof(ext_box_t));
// }
// FRAM_SaveInfo(FRAM_BOX_INFO_BASE, (uint8_t *) &boxCnt, sizeof(ext_count_t));
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if(req->cmd == 0x02) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
{
cnt = req->index; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
memset(&boxRec, 0, sizeof(ext_box_t));
boxRec.PSN[0] = req->PSN[0];
boxRec.PSN[1] = req->PSN[1];
boxRec.PSN[2] = req->PSN[2];
boxRec.PSN[3] = req->PSN[3];
boxRec.PSN[4] = req->PSN[4];
boxRec.PSN[5] = req->PSN[5];
for(int i=0; i<11; i++)
boxRec.TGGU[i]=req->BOX[i];
boxRec.TGGU[11]=0;
if(req->index>0)count=req->index-1;
FRAM_BufferWrite(FRAM_BOX_DATA_BASE + sizeof(ext_box_t) * count, (uint8_t *) &boxRec, sizeof(ext_box_t));
// // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
// strcpy(boxTGGU[count].TGGU, boxRec.TGGU);
// memmove(boxTGGU[count].PSN, boxRec.PSN, 6);
// boxTGGU[count].recNo = count;
// strcpy(boxPSN[count].TGGU, boxRec.TGGU);
// memmove(boxPSN[count].PSN, boxRec.PSN, 6);
// boxPSN[count].recNo = count;
if(req->index==req->all)
{
boxCnt.count=req->all;
FRAM_SaveInfo(FRAM_BOX_INFO_BASE, (uint8_t *) &boxCnt, sizeof(ext_count_t));
}
}
memset(BUFF2, 0, sizeof(BUFF2));
BUFF2[len++]='L';
BUFF2[len++]='S';
BUFF2[len++] = dcBuff.configBottle.addr; // <20>ӻ<EFBFBD><D3BB><EFBFBD>ַ
BUFF2[len++] = 2;//req->cmd; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
BUFF2[len++] = 0;
BUFF2[len++] = 1; //LEN
BUFF2[len++] = 1;
// <20><><EFBFBD><EFBFBD>CRC
crc = MODBUS_RTU_CRC16(BUFF2, len);
crc = htons(crc);
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memmove(BUFF2 + len, &crc, 2);
len += 2;
RS485_SendDataByte(BUFF2, len);
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}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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uint8_t BUFF[1000] = {0};
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void ReadModbus_Task(uint8_t c)
{
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static uint8_t len = 0;
static uint16_t data_len = 0;
static uint16_t data_len2 = 0;
// // ȡ<><C8A1><EFBFBD><EFBFBD>
// if((len==0)&&(c=='L')) len++;
// else return;
// if((len==1)&&(c=='S')) len++;
// else return;
//
// BUFF[len++] = c;
//
// // <20><>֤<EFBFBD><D6A4><EFBFBD>Ⱥ<EFBFBD>CRCֵ
// if(len == sizeof(modbus_request_t))
// {
// if(MODBUS_RTU_CRC16(BUFF, sizeof(modbus_request_t)) == 0)
// {
// MODBUS_RTU_CMD((modbus_request_t *) BUFF);
// len = 0;
// }
// else
// {
// // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD>
// memmove(BUFF, BUFF + 1, --len);
// }
// }
switch(len)
{
case 0:
BUFF[len]=c;
if(c=='L') len++;
else len=0;
break;
case 1:
BUFF[len]=c;
if(c=='S') len++;
else len=0;
break;
case 2:
BUFF[len++]=c;
break;
case 3:
BUFF[len]=c;
if(c==2) len++;
else len=0;
break;
case 4:
BUFF[len]=c;
data_len=c<<8;
len++;
break;
case 5:
BUFF[len]=c;
data_len|=c;
len++;
break;
case 6:
BUFF[6+data_len2++]=c;
if(data_len2+1>data_len)
len++;
break;
case 7:
BUFF[6+data_len2++]=c;
len++;
break;
case 8:
BUFF[6+data_len2]=c;
len=0;
break;
default:
len=0;
}
if((len==0)&&(data_len2>1))
{
if(MODBUS_RTU_CRC16(BUFF, 7+data_len2) == 0)
{
MODBUS_RTU_CMD((modbus_request_t *) BUFF);
}
data_len2=0;
}
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}