zhyinch
2021-08-17 d3a77da7be3808ce65448dbfa9d43d13ba9e0ecd
Ô´Âë/ºËÐİå/Src/application/serial_at_cmd_app.c
@@ -1,71 +1,188 @@
#include "serial_at_cmd_app.h"
#include "global_param.h"
#include <string.h>
#include <stdio.h>
#include "dw_app.h"
#include "RTC.h"
uint8_t g_frame_data[MAX_FRAME_LEN] = {0};
uint8_t g_frame_data_len = 0;
#define MSG_RW       3
#define MSG_WTAG  6
#define MSG_PWTAG 8
#define MSG_REGTAGRESPONSE 0x0b
uint32_t g_alarm_dist = 200;
uint8_t g_alarm_dev = 0;
#define CMD_READ   1
#define CMD_WRITE   2
#define CMD_REPLY 3
void ParseFrame(void)
struct pwtag_structure pwtag;
typedef enum{   UsartReceiveWaitHead0,
            UsartReceiveWaitHead1,
            UsartReceiveWaitMsgType,
            UsartReceiveWaitLength,
            UsartReceiveWaitCMD,
            UsartReceiveWaitIndex,
            UsartReceiveWaitDataLen,
            UsartReceiveWaitData,
            UsartReceiveWaitChecksum
}UsartRecvPackState;
uint8_t mUsartReceivePack[100] = {0};
uint8_t send_frame[200];
void SendConfigConfirm(uint8_t pack_msgtype,uint8_t pack_length)
{
   if(!memcmp(g_frame_data, "SET", 3))
   {
      g_alarm_dist = (g_frame_data[3]-'0')*1000 + (g_frame_data[4]-'0')*100 +  (g_frame_data[5]-'0')*10 + (g_frame_data[6]-'0');
   }
   else if(!memcmp(g_frame_data, "DEV", 3))
   {
      g_alarm_dev = g_frame_data[3]-'0';
   }
}
   uint16_t checksum = 0;
   send_frame[0] = 0x55;
   send_frame[1] = 0xAA;
   send_frame[2] = 0x09;
   send_frame[3] = 8;
   send_frame[4] = pack_msgtype;
   send_frame[5] = pack_length;
   checksum = Checksum_u16(&send_frame[2],8);
   memcpy(&send_frame[10],&checksum,2);
   UART_PushFrame(send_frame, 12);
}
void SendAnchorState(uint16_t state)
{
   uint16_t checksum = 0;
   send_frame[0] = 0x55;
   send_frame[1] = 0xAA;
   send_frame[2] = 0x10;
   send_frame[3] = 14;
    memcpy(&send_frame[4],&dev_id,2);
   send_frame[6] = state;
   checksum = Checksum_u16(&send_frame[2],14);
   memcpy(&send_frame[16],&checksum,2);
   USART_puts(send_frame, 17);
}
void SendComMap(uint8_t data_length, uint8_t index)
{
   uint16_t checksum = 0;
   send_frame[0] = 0x55;
   send_frame[1] = 0xAA;
   send_frame[2] = 0x03;
   send_frame[3] = data_length+5;
   send_frame[4] = CMD_REPLY;
   send_frame[5] = index;
   send_frame[6] = data_length;
   memcpy(&send_frame[7], &g_com_map[index>>1], data_length);
   checksum = Checksum_u16(&send_frame[2],5+data_length);
   memcpy(&send_frame[7+data_length],&checksum,2);
   UART_PushFrame(send_frame, data_length+9);
}
u8 remotetag_para[30],remotetag_paralen;
u8 remotesend_state=0;
uint16_t configremotetagID;
struct regtag_structure regtag_map;
void UsartParseDataHandler(uint8_t data)
{
   static uint8_t s_usart_state = 0;
   static uint8_t s_data_pos;
   static UsartRecvPackState usart_receive_state = UsartReceiveWaitHead0;
   uint16_t checksum = 0;
   static uint8_t pack_datalen = 0,pack_length = 0,pack_index = 0,pack_msgtype = 0,pack_cmd = CMD_READ;
   static uint8_t index = 0;
   uint8_t i;
   
   switch(s_usart_state)
   {
      case 0:
         if(data=='A')   s_usart_state=  1;
      break;
      case 1:
         if(data=='T')   s_usart_state = 2;
      break;
   if(usart_receive_state == UsartReceiveWaitChecksum) {         //若收到校验和包
      checksum = 0;
      for(int i = 0; i<pack_length-2; i++) {
         checksum += mUsartReceivePack[i];
      }
      checksum += pack_msgtype;
      checksum += pack_length;
      if(((data + checksum)&0xff) == 0xFF)            //校验通过
      {
         switch(pack_msgtype)
         {
            case MSG_RW:
                   pack_cmd = mUsartReceivePack[0];
                   pack_index = mUsartReceivePack[1];
                   pack_datalen = mUsartReceivePack[2];
               switch(pack_cmd)
               {
                  case CMD_WRITE:
                     //从mUsartReceivePack中读取pack_length长度的字节,放到全局变量中
                     memcpy((uint8_t*)&g_com_map + pack_index, &mUsartReceivePack[3], pack_datalen);
                            memcpy((uint8_t*)&g_com_map2 + pack_index, &mUsartReceivePack[3], pack_datalen);
                     //返回一个error状态
                     //SendComMap(pack_datalen,pack_index);
                     save_com_map_to_flash();
                     delay_ms(100);
                     NVIC_SystemReset();
                     break;
                  case CMD_READ:
                     //read包中data字节,即mUsartReceivePack[0]表示数据长度;
                  //从g_com_data结构体中的第index位置读取长度为mUsartReceivePack[0]的字节,发送出来
                     SendComMap(pack_datalen,pack_index);
                     break;
                  default:
                     break;
               }
               break;
            case MSG_WTAG:    //修改标签参数
               remotesend_state=1;
               memcpy(&configremotetagID,&mUsartReceivePack[0],2);
               //configremotetagID = pack_cmd|pack_index<<8;
               //remotetag_para[0] = mUsartReceivePack[2];
               remotetag_paralen = mUsartReceivePack[4]+3;
               memcpy(&remotetag_para[1],&mUsartReceivePack[3],remotetag_paralen);
               break;
            case MSG_PWTAG:      //批量修改标签参数
                  pwtag.groupnum = mUsartReceivePack[0];
                  pwtag.index =  mUsartReceivePack[1];
                  pwtag.remain_time = 5;
                  for(i=0;i<pwtag.groupnum;i++)
                  {
                     memcpy(pwtag.groupid[i],&mUsartReceivePack[i*6+2],4);
                     memcpy(&pwtag.group_interval[i],&mUsartReceivePack[i*6+6],2);
                  }
                     break;
            case MSG_REGTAGRESPONSE:
               regtag_map.index++;
            if(regtag_map.index==MAX_REGTAGNUM)
            {regtag_map.index = 0;}
               regtag_map.remain_time[regtag_map.index]=5;
               memcpy(&regtag_map.tagid[regtag_map.index],&mUsartReceivePack[0],2);
               memcpy(&regtag_map.tag_frequency[regtag_map.index],&mUsartReceivePack[2],2);
               memcpy(&regtag_map.tag_slotpos[regtag_map.index],&mUsartReceivePack[4],2);
               break;
      }
         SendConfigConfirm(pack_msgtype,pack_length);
      }
      usart_receive_state = UsartReceiveWaitHead0;
      pack_index = 0;
      pack_length = 0;
      index=0;
   } else if(usart_receive_state == UsartReceiveWaitData)  {   //若果收到的是正常通讯包
      mUsartReceivePack[index] = data;
      index++;
      if(index == pack_length-2) {      //如果收到的index与长度相等
         usart_receive_state = UsartReceiveWaitChecksum;
      }
   } else if(usart_receive_state == UsartReceiveWaitLength) {                  //收到长度字节
      
      case 2:
         if(data=='+')
         {
            s_usart_state = 3;
            s_data_pos = 0;
            g_frame_data_len = 0;
         }
      break;
      case 3:
         g_frame_data_len = s_data_pos;
         g_frame_data[s_data_pos++] = data;
         if(data == 0x0d)
         {
            s_usart_state = 4;
         }
         if(s_data_pos >= MAX_FRAME_LEN) //如果超过最大长度
         {
            g_frame_data_len = MAX_FRAME_LEN;
            ParseFrame();
            s_usart_state = 0;
         }
      break;
      case 4:
         if(data == 0x0a)
         {
            ParseFrame();
            s_usart_state = 0;
         }
      break;
      default: break;
         pack_length = data;
         pack_index = 0;
         usart_receive_state = UsartReceiveWaitData;
   } else if((usart_receive_state == UsartReceiveWaitHead0) && (data == 0x55)) {   //收到第一个包头
      usart_receive_state = UsartReceiveWaitHead1;
   } else if((usart_receive_state == UsartReceiveWaitHead1) && (data == 0xAA)) {   //收到第二个包头
      usart_receive_state = UsartReceiveWaitMsgType;
   }else if ((usart_receive_state == UsartReceiveWaitMsgType)) {
      usart_receive_state = UsartReceiveWaitLength;
      pack_msgtype = data;
   }
   else {
      usart_receive_state = UsartReceiveWaitHead0;
      pack_index = 0;
      pack_length = 0;
   }
}