STM32 时间戳

typedef _BYTE uint8_t;typedef _WORD uint16_t;typedef _DWORD uint32_t;//---------------------------------------------------------//定时器3更新中断//---------------------------------------------------------int Timer3_int_handle(void){//控制IO PORTB  PORTA   TIM9  TIM4return 1;}//---------------------------------------------------------//定时器4更新中断//---------------------------------------------------------int Timer4_int_handle(void){{  int result; // r0@1//  sub_800E3EA(1073809408, 64);//  sub_800764E(1073872896, 0x8000);//  result = (unsigned __int8)byte_20000B11;//  if ( !byte_20000B11 )//    result = sub_800764E(1073873920, 256);  return result;}//----------------------------------------////定时器2更新中断////---------------------------------------------------------unsigned long dword_20000B64=0;int Timer2_int_handle(void){ int *result; // r0@1  result = &dword_20000B64;  dword_20000B64 += 0x10000;Gen_time12(1);Gen_time34();  return result; }////////int get_counter1_cntORb64(){  int v0; // r5@1  unsigned int v1; // r0@1  int result; // r0@3  v0 = dword_20000B64;  __dmb();  v1 = get_timer2reg_cnt();  __dmb();  if ( v0 != dword_20000B64 && v1 >> 15 )    result = v1 | v0;  else    result = v1 | dword_20000B64;  return result;}//---------------------------------------------------------//定时器2CCR3中断//产生时间戳12    INPUT:var_BCF//---------------------------------------------------------unsigned long dword_20000B90=0;unsigned long dword_20000B94=0;unsigned char unk_200009C8[32]={0};int Gen_time12(int a1){   int v1; // r4@1  char *v2; // r6@1  unsigned int v3; // r0@1  unsigned __int16 v4; // r7@1  int v5; // r0@1  v1 = a1;  v2 = (char *)&unk_200009C8 + 8 * (((uint8_t)dword_20000B90 + 1) & 3);  *((uint16_t *)v2 + 2) = dword_20000B90 + 1;  v3 = get_counter1_cntORb64();  //reg cnt || var_B64  v4 = v3;  v5 = get_ccr3_reg() | (v3 >> 16 << 16);  if ( v1 && v4 < (unsigned int) v5 )    v5 -= 0x10000;  *(uint16_t *)v2 = v5;  return dword_20000B90++ + 1;}//////int   mem_cpy(int a1, char *a2, unsigned int a3){  char v3; // t1@2  char v5; // cf@7  unsigned int i; // r2@7  int v7; // r3@9  int v8; // r12@9  _DWORD *v9; // r0@9  while ( (_DWORD)a2 << 30 )  {    --a3;    v3 = *a2++;    *(_BYTE *)a1++ = v3;    if ( !a3 )  break;  }  return sub_8007324(a1, (int)a2, a3);}//////// int   if_copy_timer12(int dstarr){  int result; // r0@2  if ( *(uint16_t *)(dstarr + 4) == dword_20000B90 )   //除非定时器死了 否则不会相等？  {    result = 0;  }  else  {    mem_cpy(dstarr, &byte_200009C8[8 * (dword_20000B90 & 3)], 8u);    result = 1;  }  return result;}//////// int   prepare_timer12_data_8bytes(int a1){   int v2; // r8@1  signed int v3; // r5@1  int v9; // r2@17  int v15; // [sp+Ch] [bp-24h]@11  uint16_t v16; // [sp+10h] [bp-20h]@13   v2 = a1;  v3 = 0;  if ( if_copy_timer12((int)&v15) )  {      v9 = *(_DWORD *)&v16;      *(_DWORD *)v2 = v15;      *(_DWORD *)(v2 + 4) = v9;      v3 = 1;  }  return v3;}char  cpy_time12to_hidbuf(char *result){*(uint16_t *)(packet_buf+50) =  *((_WORD *)result + 2);  *(uint32_t *)(packet_buf+52) =  *(_DWORD *)result;  return 1;}//---------------------------------------------------------//定时器2ccr2中断//产生时间戳34    INPUT:var_BD0//---------------------------------------------------------unsigned long dword_200004EC=0;unsigned char unk_20000988[64]={0};int Gen_time34(int a1){  int v1; // r4@1  char *v2; // r6@1  unsigned int v3; // r0@1  unsigned __int16 v4; // r7@1  int v5; // r0@1  v1 = a1;  v2 = (char *)&unk_20000988 + 8 * (((_BYTE)dword_200004EC + 1) & 3);  *((_DWORD *)v2 + 1) = dword_200004EC + 1;  v3 = get_counter1_cntORb64();   //中断发生时cnt值  v4 = v3;  v5 = get_reg_ccr2() | (v3 >> 16 << 16);   //中断发生计时  if ( v1 && (v4 < (uint16_t)v5 )  v5 -= 0x10000;  *(_DWORD *)v2 = v5;  return dword_200004EC++ + 1;}//////生成时间戳34的数据  //signed int __fastcall prepare_timer34_data_8bytes(int dst_arr, int a2){  int v2; // r4@1  unsigned int v3; // r0@2  signed int result; // r0@5  char *v5; // r0@8  int v6; // r11@8  int v30; // [sp+18h] [bp-28h]@1  v30 = a2;  v2 = dst_arr;  if ( dword_200004EC == dword_200004F0 )   //若下次定时还没到 那么不更新时间戳    v3 = 0;  else    v3 = 1;     if ( v3 ) dword_200004F0 = dword_200004EC;    v5 = (char *)&unk_20000988 + 8 * (dword_200004F0 & 3);    *(_WORD *)v2        = *((_DWORD *)v5 + 1);    *(_DWORD *)(v2 + 4) = *(_DWORD *)v5;   return 1;}char unk_20000420[64]={0} ////把时间戳34数据拷贝到buf中准备发送////char  cpy_time34to_hidbuf(char *time34Buf){  char *v1; // r8@1  signed int v2; // r4@4  char v3; // r1@4  int v4; // r4@6  int v5; // r10@7  char *v6; // r1@9  char *v7; // r0@9  int v8; // r0@11  char *result; // r0@13  v1 = time34Buf;  if ( system_run_counter )  {    if ( (uint8_t)system_run_counter == 254 )    {      v2 = 0;      v3 = 2 - 1;      system_run_counter = v3;      *(_WORD *)&byte_20000920[4] = *(_WORD *)time34Buf -v3; //arr[2]=4 time 2 byres    }  }  else  {    *(_WORD *)&byte_20000920[4] = *(_WORD *)time34Buf;  //arr[2]=4 time stamp  }   *(_DWORD *)&byte_20000920[*(_BYTE *)(dword_20000B48 + 7)] = *((_DWORD *)v1 + 1);  //arr[7]  //4bytes time  *(_WORD *)&byte_20000920[*(_BYTE *)(v8 + 4)] = *((_WORD *)v1 + 4);                //arr[4]=6  temple  ++system_run_counter;    //time34 cpy counter= main loop run counter   return 1;}////////signed int data_packet_generate(){  int v0; // r0@1  unsigned int v1; // r1@1  unsigned int v2; // r0@1  signed int v3; // r5@2  int v4; // r6@2  signed int v5; // r5@2  char *v6; // r4@2  unsigned int v7; // r4@4  signed int v8; // r5@4  int v9; // r7@7  int v10; // r11@7  int v11; // r1@7  int v12; // r8@7  int v13; // r1@7  int v14; // r9@7  int v15; // r6@8  unsigned int v16; // r0@8  v0 = dword_20000B48;  v1 = (unsigned __int8)system_run_counter;//time34 cpy counter= main loop run counter  byte_20000920[3] = system_run_counter;//arr[1]   time34 cpy counter= main loop run counter  v2 = *(_BYTE *)(v0 + 8);                                       //arr[8]  if ( v2 >= v1 )  {    if ( v1 == 1 )    {      LOBYTE(v7) = 1;      v8 = 16;      if ( v2 >= 2 )      {        do        {          sub_800D408(&byte_20000920[*(_BYTE *)(dword_20000B48 + 5)] + v8, 16, 0);//arr[5]=12          v8 += 16;          v7 = (unsigned __int8)(v7 + 1);        }        while ( v7 < *(_BYTE *)(dword_20000B48 + 8) );  //arr[8]=8      }    }    v5 = 0;    v6 = (char *)&unk_20000420;  }   while ( 1 )  {    v15 = dword_20000B48;    v16 = 2;    if ( v16 >= (unsigned __int8)system_run_counter )  v16 = (unsigned __int8)system_run_counter;    if ( v5 >= (signed int)v16 )  break;    v9 = (int)&v6[36 * v5];    v10 = accumulate_cast(*(_DWORD *)(v9 + 24), (unsigned __int8)system_run_counter);    v12 = accumulate_cast(*(_DWORD *)(v9 + 28), v11);    v14 = accumulate_cast(*(_DWORD *)(v9 + 32), v13);    data_packet_pack_sensor(      &byte_20000920[16 * v5] + *(_BYTE *)(v15 + 5),      *(_DWORD *)(v9 + 12),      *(_DWORD *)(v9 + 16),      *(_DWORD *)(v9 + 20));    data_packet_pack_sensor(&byte_20000920[16 * v5 + 8] + *(_BYTE *)(dword_20000B48 + 5), v10, v12, v14);    v5 ++;  }   USB_SIL_Write(EP1_IN, packet_buf, DATA_PACKET_SIZE);           //这个函数已经查看过，没有作其他处理                                                               //把数据发送出去   // Mark that the endpoint has valid data   SetEPTxValid(ENDP1);  byte_20000BC1 = 0;   system_run_counter = 0;  return 1;}