以八位单片机设计电子扁烟源程序原理图，适合初学者 -

const uint Tab_vdd_data[];
//const uchar Tab_out_vol_3V7[];
const uchar Tab_out_vol_3V3[];
//const uchar Tab_out_vol_1V85[];
//const uchar LED_Colours[7];
//============================================
// interrupt function
//============================================
void INT_FUNCTION(void) interrupt
{
if(TM2IF)
{
TM2IF=0;
B_200US_INT=1;
R_TIME_INT++;
if(R_TIME_INT>=50)
{
R_TIME_INT=0;
B_10MS_INT=1;
}
}
else
{
INTF=0;
INTF2=0;
}
}
//============================================
// program start
//============================================
//---------------------------------------------------------------
//===============================================================
void main()
{
MCK=0xa0;
delay(3);
INTE=0;
INTE2=0;
INTF=0;
INTF2=0;
IO_INIT();
//CLR_RAM();
SYS_INIT();
// DATA_INIT();
led_flash_init(3,0x07);
//r_r0=read_ad_cur();
GIE=1;
//--------------------------------------------------------------------------------------------------------------------------------
while(1)
{
asm("CLRWDT");
time_up();
out_vol();
disp_led();
key_scan();
key_handle();
USB_charge();
sleep_handle();
}
}
//--------------------------------------------------------------------------------------------------------------------------------
void IO_INIT(void)
{
PT1=0xFF;
PT1EN=0xC7;
PT1PU=0x20;
PT1CON=0x00;
PT3=0xFF;
PT3EN=0xFE;
PT3PU=0x00;
PT3CON=0x01; //
PT1W_1=0;//PT1_3
PT5=0xFF; //
PT5EN=0xFE; //
PT5PU=0x00; //
PT5CON=0x00; //
VTHSEL=1;
}
//--------------------------------------------------------------------------------------------------------------------------------
void IO_INIT_sleep(void)
{
PT1=0xFF; //
PT1EN=0xC7; //
PT1PU=0x20; //
PT1CON=0x70;
PT3=0xFF;
PT3EN=0xFE;
PT3PU=0x00;
PT3CON=0x01;
PT1W_1=1;
PT5=0xFF;
PT5EN=0xFE;
PT5PU=0x00;
PT5CON=0x00;
VTHSEL=1;
}
//--------------------------------------------------------------------------------------------------------------------------------
void SYS_INIT(void)
{
WDTCON=0x04;
WDTIN=0xff;
WDTEN=1;
CST_WDT=0;
asm("CLRWDT");
TM2CON=0xb0;
TM2IN=99;
TM2INH=0; //
TM2IE=1; //
SRADCON0=0x03; //
SRADCON1=0x80;
REF_SEL_0=1;
REF_SEL_1=0;
REF_SEL_2=1;
SRADCON2=0x60;
}
//--------------------------------------------------------------------------------------------------------------------------------
/*
void DATA_INIT(void)
{
// Colours_Cnt=0;
// ColoursFlag=1;
}*/
//--------------------------------------------------------------------------------------------------------------------------------
uint read_ad_vdd(void)
{
uint i=0;
uchar j;
PT3CON=0x01;
SRADCON0=0x03;
SRADCON1=0x80;
REF_SEL_0=1;
REF_SEL_1=0;
REF_SEL_2=1;
SRADCON2=C_vdd_ad_chs;
SRADS=1;
asm("nop");
while(SRADS);
asm("nop");
i=SRADH&0x0f;
i=i<<8;
i+=SRADL;
return i;
}
//--------------------------------------------------------------------------------------------------------------------------------
uint read_ad_short(void)
{
uint i=0;
PT3CON=0x01;
P_out_AD_con=1;
SRADCON0=0x03;
SRADCON1=0x80;
REF_SEL_0=1;
REF_SEL_1=0;
REF_SEL_2=1;
SRADCON2=C_out_ad_chs;
SRADS=1;
asm("nop");
while(SRADS);
asm("nop");
i=SRADH&0x0f;
i=i<<8;
i+=SRADL;
return i;
}
//--------------------------------------------------------------------------------------------------------------------------------
void delay(uint i)
{
while(i--);
}
//--------------------------------------------------------------------------------------------------------------------------------
void time_up(void)
{
B_1s=0;
B_10ms=0;
B_200us=0;
if(B_200US_INT)
{
B_200US_INT=0;
B_200us=1;
}
if(B_10MS_INT)
{
B_10MS_INT=0;
B_10ms=1;
R_time++;
if(R_time>=100)
{
R_time=0;
B_1s=1;
}
}
}
//--------------------------------------------------------------------------------------------------------------------------------
void out_init(void)
{
uint i;
uint j;
P_out=0;
delay(100);
i=read_ad_short();
if(i<C_out_short)
{
out_short();
return;
}
j=read_ad_vdd();
for(i=0;i<22;i++)
{
if(j>=Tab_vdd_data[i])
break;
}
R_out_vol=Tab_out_vol_3V3[i];
/* switch(R_out_mode)
{
case 0:
R_out_vol=Tab_out_vol_3V4[i];
break;
case 1:
R_out_vol=Tab_out_vol_3V7[i];
break;
case 2:
R_out_vol=150;
break;
default :
break;
}*/
/*
if(KeyFlag_2)
R_out_vol=Tab_out_vol_1V85[i];
*/
R_out_count=0;
B_out=1;
B_out_b=0;
}
//---------------------------------------------------------------
void out_off(void)
{
P_out=1;
B_out=0;
B_led_pwm=0;
}
//---------------------------------------------------------------
void out_short(void)
{
out_off();
// KeyFlag_2=0;
// Colours_Cnt=0;
B_key_handle=1;
B_led_pwm_bk=0;
led_flash_init(3,0x07);
}
//---------------------------------------------------------------
void out_vol(void)
{
uint i;
if(!B_out)
return;
if(!B_200us)
return;
R_out_count++;
if(R_out_count>=C_out_vol_period) //#define C_out_vol_period 150 //3s
{
R_out_count=0;
}
if(R_out_vol>=R_out_count)
{
if(B_out_b)
{
i=read_ad_short();
if(i<C_out_short)
{
out_short();
return;
}
else if(read_ad_vdd()>C_vdd_low1)
{
out_off();
led_flash_init(10,0x07);
B_key_handle=1;
// B_key_lock=~B_key_lock;
return;
}
}
B_out_b=1;
P_out=0;
}
else
{
B_out_b=0;
P_out=1;
}
}
//--------------------------------------------------------------------------------------------------------------------------------
void led_on(void)
{
B_led_bright_ing=1;
if(R_led_color&0x01)
P_led1=0;
else
P_led1=1;
if(R_led_color&0x02)
P_led2=0;
else
P_led2=1;
if(R_led_color&0x04)
P_led3=0;
else
P_led3=1;
}
//---------------------------------------------------------------
void led_off(void)
{
B_led_bright_ing=0;
P_led1=1;
P_led2=1;
P_led3=1;
}
//---------------------------------------------------------------
void disp_led(void)
{
if(!B_200us)
return;
if(B_led_flashing)
{
if(B_10ms)
R_led_count++;
B_have_action=1;
if(R_led_count>=25)
{
R_led_count=0;
if(B_led_bright_ing)
{
led_off();
}
else
{
if(R_led_fn)
{
R_led_fn--;
led_on();
}
else
{
B_led_flashing=0;
}
}
}
}
else if(B_led_pwm||B_led_pwm_bk)
{
B_have_action=1;
R_led_count++;
if(R_led_count>=C_led_pwm_period)
{
R_led_count=0;
if(B_led_pwm)
{
if(R_led_duty<C_led_pwm_period)
{
R_led_duty++;
}
B_led_pwm_bk=1;
}
else
{
if(R_led_duty)
{
R_led_duty--;
}
else
{
B_led_pwm_bk=0;
out_off();
}
}
}
if(R_led_count<R_led_duty)
led_on();
else
{
led_off();
}
}
else if(B_USB_charge)
{
if(B_USB_ch_full)
{
B_have_action=1;
led_off();
}
else
{
B_have_action=1;
R_led_color=0x07;
led_on();
}
}
else
{
led_off();
}
}
//---------------------------------------------------------------
void led_flash_init(uchar r_fn,uchar r_color)
{
R_led_fn=r_fn;
R_led_color=r_color;
R_led_count=0;
B_led_flashing=1;
}
//---------------------------------------------------------------
void led_pwm_init(void)
{
R_led_count=0;
R_led_duty=0;
B_led_pwm=1;
}
//--------------------------------------------------------------------------------------------------------------------------------
void key_scan(void)
{
if(!B_10ms)
return;
if(R_key_time<0xff)
R_key_time++;
if(R_key_time==50)
{
B_key_short=1;
}
if(!P_MIC)
{
if(B_key_hold)
{
B_have_action=1;
R_key_tremble--;
if(R_key_tremble==0)
{
B_key_hold=0;
B_key_handle=0;
R_smoke_time=0;
}
}
else
{
R_key_tremble=0;
if(R_key_time>50)
R_key_much=0;
}
}
else
{
if(B_key_hold)
{
R_key_tremble=4;
if(R_key_time>25)
R_key_much=0;
}
else
{
B_have_action=1;
R_key_tremble++;
if(R_key_tremble>=4)
{
B_key_hold=1;
R_key_much++;
R_key_time=0;
}
}
}
}
//--------------------------------------------------------------------------------------------------------------------------------
void key_handle(void)
{
if(B_key_handle)
return;
if(B_USB_charge)
return;
if(B_led_flashing)
return;
if(B_key_hold)
{
/* if(B_key_lock)
return;
*/
if(B_out)
{
if(B_10ms)
{
R_smoke_time++;
if(R_smoke_time>=800)
{
R_smoke_time=0;
out_off();
B_led_pwm_bk=0;
R_led_duty=0;
led_flash_init(3,0X07);
B_key_handle=1;
}
}
B_have_action=1;
}
else
{
B_have_action=1;
if(read_ad_vdd()>C_vdd_low)
{
led_flash_init(10,0x07);
B_key_handle=1;
// B_key_lock=~B_key_lock;
out_off();
return;
}
out_init();
// B_out=1;
if(B_out)
{
R_led_color=0X07;
led_pwm_init();
}
}
}
else
{
if(B_out)
{
out_off();
}
}
/*
if(B_key_short&&(!B_key_lock))
{
if(R_key_much==3)
{
R_out_mode++;
if(R_out_mode>=3)
R_out_mode=0;
led_flash_init(3,Tab_out_mode_color[R_out_mode]);
}
if(R_key_much==2)
{
KeyFlag_2=1;
out_init();
led_flash_init(30,LED_Colours[0]);
}
B_have_action=1;
B_key_short=0;
}*/
}
//----------------------------------------------------------
void USB_charge(void)
{
if(!B_10ms)
return;
if(P_ChgON)
{
B_have_action=1;
if(B_USB_charge)
{
R_USB_count=50;
if(P_ChgOK)
{
if(B_USB_ch_full)
{
R_USB_count2=50;
}
else
{
R_USB_count2++;
if(R_USB_count2>=50)
{
B_USB_ch_full=1;
}
}
}
else
{
if(B_USB_ch_full)
{
R_USB_count2--;
if(R_USB_count2==0)
{
B_USB_ch_full=0;
}
}
else
{
R_USB_count2=0;
}
}
}
else
{
R_USB_count++;
if(R_USB_count>=50)
{
B_USB_charge=1;
B_USB_ch_full=0;
led_flash_init(5,0x07);
out_off();
}
}
}
//--------------------------
else
{
if(B_USB_charge)
{
B_have_action=1;
R_USB_count--;
if(R_USB_count==0)
{
B_USB_charge=0;
B_USB_ch_full=0;
// B_full_lf=0;
led_flash_init(2,0x07);
// chk_led_delayON=1;
// led_raceCnt1=0;
// R_led_race=0;
}
}
else
{
R_USB_count=0;
}
}
}
//--------------------------------------------------------------------------------------------------------------------------------
void sleep_handle(void)
{
if(!B_10ms)
return;
if(B_have_action)
{
B_have_action=0;
R_sleep_delay=0;
}
else
{
R_sleep_delay++;
if(R_sleep_delay>=100)
{
SRADEN=0;
T2EN=0;
TM2IE=0;
IO_INIT_sleep();
delay(10000);
asm("CLRWDT");
WDTEN=0; //
CST_WDT=1; //
E1IF=0;
E1IE=1;
asm("SLEEP");
asm("nop");
asm("nop");
asm("nop");
asm("nop");
E1IE=0;
T2EN=1;
TM2IE=1;
WDTEN=1; //
CST_WDT=0; //
IO_INIT();
R_sleep_delay=0;
}
}

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