红外遥控接收程序

QQ172165232 · 发表于 2021-8-2 16:35

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本帖最后由 QQ172165232 于 2021-8-2 16:36 编辑

//=========================================================
#include "main.h"
//=========================================================
#define RXMAX 4
//=========================================================
u8 IRBuf[RXMAX];
u8 IRBit;
u8 IRByte;
u16 IRHTms;
u8 IRLTms;
u8 IRData;
//=========================================================
void IR_Rx_Drive(void) //10ms
{
if (IRByte < RXMAX)
      return;
IRByte = 0;
if (IRBuf[0] != IRAdd0)
      return;
if (IRBuf[1] != IRAdd1)
      return;
if (IRBuf[2] != (0xff ^ IRBuf[3]))
      return;
if (IRBuf[2] == IREFPOWER)
{
      FbDebug = 0;
      FbShowVer = 0;
      if (ErrCode.Byte)
      {
         FbOnOff = 0;
         FbDispNG = !FbDispNG;
         Buz_In(1, 10, 10);
      }
      else if (FbOnOff)
      {
         FbOnOff = 0;
         Buz_In(1, 10, 10);
      }
      else
      {
         FbOnOff = 1;
         FbSleep = 0;
         if (HumMode == 0)
            HumMode = 3;
         SetWork = SETMODE;
         SetTms = 0;
         BlinkTms = 0;
         Buz_In(1, 10, 10);
      }
}
if (FbOnOff == 0)
      return;
if (FbSleep)
{
      SetTms = 0;
      FbSleep = 0;
      Buz_In(1, 10, 10);
      return;
}
if (IRBuf[2] == IREFUP)
{
      if (SetWork == SETTIME)
      {
         SetTms = 0;
         BlinkTms = 0;
         if (TimeSetH < 12)
         {
            TimeSetS = 0;
            TimeSetH++;
            Buz_In(1, 10, 10);
         }
         else
            Buz_In(2, 10, 10);
      }
      else if (SetWork == SETHUM)
      {
         SetTms = 0;
         BlinkTms = 0;
         if (HumSet < 80)
         {
            if (HumSet < 50)
                  HumSet = 50;
            else
                  HumSet = HumSet + 5;
            Buz_In(1, 10, 10);
         }
         else
            Buz_In(2, 10, 10);
      }
      else
      {
         SetWork = SETMODE;
         SetTms = 0;
         BlinkTms = 0;
         if (HumMode < 3)
         {
            HumMode++;
            Buz_In(1, 10, 10);
         }
         else
            Buz_In(2, 10, 10);
      }
}
if (IRBuf[2] == IREFDO)
{
      if (SetWork == SETTIME)
      {
         SetTms = 0;
         BlinkTms = 0;
         if (TimeSetH)
         {
            TimeSetS = 0;
            TimeSetH--;
            Buz_In(1, 10, 10);
         }
         else
            Buz_In(2, 10, 10);
      }
      else if (SetWork == SETHUM)
      {
         SetTms = 0;
         BlinkTms = 0;
         if (HumSet >= 50)
         {
            if (HumSet == 50)
                  HumSet = 0;
            else
                  HumSet = HumSet - 5;
            Buz_In(1, 10, 10);
         }
         else
            Buz_In(2, 10, 10);
      }
      else
      {
         SetWork = SETMODE;
         SetTms = 0;
         BlinkTms = 0;
         if (HumMode > 1)
         {
            HumMode--;
            Buz_In(1, 10, 10);
         }
         else
            Buz_In(2, 10, 10);
      }
}
if (IRBuf[2] == IREFTIME)
{
      if (SetWork != SETTIME)
         SetWork = SETTIME;
      else
      {
         TimeSetH = 0;
         SetWork = 0;
      }
      SetTms = 0;
      BlinkTms = 0;
      Buz_In(1, 10, 10);
}
if (IRBuf[2] == IREFHUM)
{
      if (SetWork != SETHUM)
         SetWork = SETHUM;
      else
      {
         HumSet = 0;
         SetWork = 0;
      }
      SetTms = 0;
      BlinkTms = 0;
      Buz_In(1, 10, 10);
}
if (IRBuf[2] == IRESLP)
{
      FbSleep = 1;
      //HumSet = 0;
      //HumMode = 1;
      SetWork = 0;
      SetTms = 0;
      BlinkTms = 0;
      Buz_In(1, 10, 10);
}
if (IRBuf[2] == IREUV)
{
      FbUVEn = !FbUVEn;
      Buz_In(1, 10, 10);
}
}
//=========================================================
void IR_In_Drive(void)
{
P_IRMUP = 0xFF;
P_IRMC = 0xFF;
if (P_IRM) //接收高电平
{
      if (IRHTms < 1000)
         IRHTms++;
      else
         IRData = 0;
}
else
{
      if (IRHTms >= 20)
      {
         IRHTms = 0;
         IRLTms = 0;
         IRBit = 0x01;
         IRByte = 0;
         IRBuf[0] = 0;
         IRBuf[1] = 0;
         IRBuf[2] = 0;
         IRBuf[3] = 0;
      }
      else if (IRHTms)
      {
         if (IRByte < RXMAX)
         {
            if (IRHTms >= (IRLTms * 2))
                  IRBuf[IRByte] |= IRBit;
            else
                  IRBuf[IRByte] &= ~IRBit;
            IRLTms = 0;
            IRHTms = 0;
            IRBit = IRBit << 1;
            if (IRBit == 0)
            {
                  IRBit = 0x01;
                  IRByte++;
            }
         }
      }
      if (IRLTms < 250)
         IRLTms++;
}
}
//=========================================================

land · 发表于 2021-8-2 18:49

可以去掉那些乱码嘛具体解释一下

QQ172165232 · 发表于 2021-8-19 13:52

land 发表于 2021-8-2 18:49
: Z B: c. A& _: L" U1 j1 M可以去掉那些乱码嘛具体解释一下

125us 中断，读接收高低电平计时。

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