//初始化变量
short1_pressflag = 0;
key1_loosenflag = 0;
key1_pressflag = 0;
press_cnt = 0;
start_cnt = 0;
start_flag = 0;
void Key1_scan(void)//函数体
{if(key1_pressflag)//20ms
{
key1_pressflag = 0;
if(!Key1)//
{
if(!key1_loosenflag)//
{
short1_pressflag = 1;
if(++time_cnt > 49)//长按1s关机
{
time_cnt = 0;
//长按功能可写于此处
press_cnt = 0;start_cnt = 0;
start_flag = 0;
short1_pressflag = 0;
key1_loosenflag = 1;
}
}
}
else //
{
if(short1_pressflag)
{
short1_pressflag = 0;
if(!start_flag)
{
start_flag = 1;
}
press_cnt++;
}
if(Sig_press_flag)
{
Sig_press_flag = 0;
//短按功能可写于此处
}
if(Dul_press_flag){
Dul_press_flag = 0;
//双击功能可写于此处
}key1_loosenflag = 0;
time_cnt = 0;
}
}
}
//置于5ms定时器中
if(start_flag)//单双击
{
if(++start_cnt > 59)//计时300ms
{
start_cnt = 0;
start_flag = 0;
}
}
else
{
start_cnt = 0;
if(press_cnt == 1)
{
Sig_press_flag = 1;
}
else if(press_cnt > 1)
{
Dul_press_flag = 1;
}
press_cnt = 0;
}
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