cleanups
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18cb2f29c7
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@ -195,6 +195,7 @@ ISR(ADC_vect)
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ADMUX = CH1;
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}
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/* start ADC again */
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ADCSRA |= (1<<ADSC);
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}
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@ -218,7 +219,7 @@ ISR(TIMER0_OVF_vect)
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/*
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* charge with constant voltage of 12.45V
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* and a current limit of 1.6V
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* and a current limit of 1.6A
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*/
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if (mode == MOD_CHARGING) {
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if (voltage < 12425 && current < 15500)
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@ -228,30 +229,23 @@ ISR(TIMER0_OVF_vect)
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if (voltage > 12450 || current > 16000)
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if (pwm > 0x00)
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pwm--;
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} else {
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pwm = 0;
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}
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if (pwm > 0) {
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OCR1A = pwm;
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TCCR1A |= (1<<COM1A1);
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} else {
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pwm = 0;
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TCCR1A &= ~(1<<COM1A1);
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}
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switch (mode) {
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case MOD_WAITING:
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/*
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* start charging when a voltage > 9V is detected (lipo connected)
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*/
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/* start charging when a voltage > 9V is detected (lipo connected) */
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if (voltage > 9000)
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mode = MOD_CHARGING;
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break;
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case MOD_CHARGING:
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/*
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* end charging if voltage > 12.42V and current < 200mA
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*/
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/* end charging if voltage > 12.42V and current < 200mA */
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if (voltage > 12425 && current < 2000)
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mode = MOD_READY;
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break;
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