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#include "main.h"
volatile unsigned long cnt_ms = 0;
volatile unsigned int CountMilliseconds = 0;
volatile unsigned int Count8Khz = 0;
volatile static unsigned int tim_main;
volatile unsigned char UpdateMotor = 0;
volatile unsigned int cntKompass = 0;
volatile unsigned int beeptime = 0;
unsigned int BeepMuster = 0xffff;
int ServoValue = 0;
extern void MM3_Update(void);
enum {
STOP = 0,
CK = 1,
CK8 = 2,
CK64 = 3,
CK256 = 4,
CK1024 = 5,
T0_FALLING_EDGE = 6,
T0_RISING_EDGE = 7
};
SIGNAL (SIG_OVERFLOW0) // 8kHz
{
static unsigned char cnt_1ms = 1,cnt = 0;
unsigned char pieper_ein = 0;
Count8Khz++;
if(!cnt--)
{
cnt = 9;
cnt_1ms++;
cnt_1ms %= 2;
if(!cnt_1ms)
{
UpdateMotor = 1;
}
CountMilliseconds++;
cnt_ms++;
// update compass value if this option is enabled in the settings
MM3_Update(); // read out mm3 board
}
if(beeptime > 1)
{
beeptime--;
if(beeptime & BeepMuster)
{
pieper_ein = 1;
}
else pieper_ein = 0;
}
else
{
pieper_ein = 0;
BeepMuster = 0xffff;
}
if(pieper_ein)
{
PORTC |= (1<<7); // Speaker an PORTC.7
}
else
{
PORTC &= ~(1<<7);
}
#if 0
if(PINC & 0x10)
{
cntKompass++;
}
else
{
if((cntKompass) && (cntKompass < 4000))
{
if(cntKompass < 10)
{
cntKompass = 10;
}
KompassValue = (((int) cntKompass-10) * 36) / 35;
}
cntKompass = 0;
}
#endif
}
void Timer_Init(void)
{
tim_main = SetDelay(10);
TCCR0B = CK8;
TCCR0A = (1<<COM0A1)|(1<<COM0B1)|3;//fast PWM
OCR0A = 0;
OCR0B = 120;
TCNT0 = (unsigned char)-TIMER_RELOAD_VALUE; // reload
TCCR2A=(1<<COM2A1)|(1<<COM2A0)|3;
TCCR2B=(0<<CS20)|(1<<CS21)|(1<<CS22);
TIMSK2 |= _BV(OCIE2A);
TIMSK0 |= _BV(TOIE0);
OCR2A = 10;
TCNT2 = 0;
}
// -----------------------------------------------------------------------
unsigned int SetDelay (unsigned int t)
{
// TIMSK0 &= ~_BV(TOIE0);
return(CountMilliseconds + t + 1);
// TIMSK0 |= _BV(TOIE0);
}
// -----------------------------------------------------------------------
char CheckDelay(unsigned int t)
{
// TIMSK0 &= ~_BV(TOIE0);
return(((t - CountMilliseconds) & 0x8000) >> 9);
// TIMSK0 |= _BV(TOIE0);
}
// -----------------------------------------------------------------------
void Delay_ms(unsigned int w)
{
unsigned int akt;
akt = SetDelay(w);
while (!CheckDelay(akt));
}
void Delay_ms_Mess(unsigned int w)
{
unsigned int akt;
akt = SetDelay(w);
while (!CheckDelay(akt)) ANALOG_ON;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Servo ansteuern
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
SIGNAL(SIG_OUTPUT_COMPARE2A)
{
static unsigned char timer = 10;
unsigned char Parameter_ServoNickControl = 100;
if(!timer--)
{
TCCR2A=(1<<COM2A1)|(0<<COM2A0)|3;
ServoValue = Parameter_ServoNickControl;
if(EE_Parameter.ServoNickCompInvert & 0x01) ServoValue += ((long) EE_Parameter.ServoNickComp * (0)) / 512;
else ServoValue -= ((long) EE_Parameter.ServoNickComp * (0)) / 512;
if(ServoValue < EE_Parameter.ServoNickMin) ServoValue = EE_Parameter.ServoNickMin;
else if(ServoValue > EE_Parameter.ServoNickMax) ServoValue = EE_Parameter.ServoNickMax;
OCR2A = ServoValue;// + 75;
timer = EE_Parameter.ServoNickRefresh;
}
else
{
TCCR2A =3;
PORTD&=~0x80;
}
}