#define IR_HEAD0 0
#define IR_HEAD1 1
#define IR_TIME_BASE 2
#define IR_CODE_0 3
#define IR_CODE_1 4
#define IR_CODE_END 5
#define TIMER_9000US 10500
#define TIMER_4500US 5710
#define TIMER_560US 720
#define TIMER_1680US 2135
SendIR(const U16 head, const U16 keycode,const BOOL outreverse)
{
S8 TranselateBitPos;
U8 Ir_trans_sta;
int count = 0;
U8 head0 = head >> 8;
U8 head1 = head &0x00ff;
Ir_trans_sta=IR_HEAD0;
TranselateBitPos=32;
printf("\n yanxi head:%d keycode:%d outreverse:%d",head,keycode,outreverse);
while(TranselateBitPos>=0)
{
switch(Ir_trans_sta)
{
case IR_HEAD0:
Ir_trans_sta= IR_HEAD1;
for(count=TIMER_9000US;count>0;count--)
SetGpioDeviceStatus(LED_WORK,!outreverse);
break;
case IR_HEAD1:
Ir_trans_sta= IR_TIME_BASE;
for(count=TIMER_4500US;count>0;count--)
SetGpioDeviceStatus(LED_WORK,outreverse);
break;
case IR_TIME_BASE:
if(TranselateBitPos>24)
{
if( ((head0>>(32-TranselateBitPos)) && 0x1) == 0x1 )
Ir_trans_sta= IR_CODE_1;
else
Ir_trans_sta= IR_CODE_0;
}
else if(TranselateBitPos>16)
{
if( ((head1>>(24-TranselateBitPos)) && 0x1) == 0x1 )
Ir_trans_sta= IR_CODE_1;
else
Ir_trans_sta= IR_CODE_0;
}
else if(TranselateBitPos>8)
{
if( ((keycode>>(16-TranselateBitPos)) && 0x1) == 0x1 )
Ir_trans_sta= IR_CODE_1;
else
Ir_trans_sta= IR_CODE_0;
}
else if(TranselateBitPos>0)
{
if( ((keycode>>(8-TranselateBitPos)) && 0x1) == 0x1 )
Ir_trans_sta= IR_CODE_0;
else
Ir_trans_sta= IR_CODE_1;
}
else
{
Ir_trans_sta= IR_CODE_END;
}
for(count=TIMER_560US;count>0;count--)
SetGpioDeviceStatus(LED_WORK,!outreverse);
break;
case IR_CODE_0:
Ir_trans_sta= IR_TIME_BASE;
for(count=TIMER_560US;count>0;count--)
SetGpioDeviceStatus(LED_WORK,outreverse);
TranselateBitPos--;
break;
case IR_CODE_1:
Ir_trans_sta= IR_TIME_BASE;
for(count=TIMER_1680US;count>0;count--)
SetGpioDeviceStatus(LED_WORK,outreverse);
TranselateBitPos--;
break;
case IR_CODE_END:
Ir_trans_sta= IR_HEAD0;
SetGpioDeviceStatus(LED_WORK,outreverse);
TranselateBitPos=-1;//force to exit.
break;
default:break;
}
}
}
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