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Add defines for contactor parameters #96

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Nov 14, 2023
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Add defines for contactor parameters #96

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4 changes: 4 additions & 0 deletions Software/Software.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -87,21 +87,25 @@ const uint8_t maxBrightness = 100;
uint8_t LEDcolor = GREEN;

// Contactor parameters
#ifdef CONTACTOR_CONTROL
enum State { DISCONNECTED, PRECHARGE, NEGATIVE, POSITIVE, PRECHARGE_OFF, COMPLETED, SHUTDOWN_REQUESTED };
State contactorStatus = DISCONNECTED;

#define MAX_ALLOWED_FAULT_TICKS 500
#define PRECHARGE_TIME_MS 160
#define NEGATIVE_CONTACTOR_TIME_MS 1000
#define POSITIVE_CONTACTOR_TIME_MS 2000
#ifdef PWM_CONTACTOR_CONTROL
#define PWM_Freq 20000 // 20 kHz frequency, beyond audible range
#define PWM_Res 10 // 10 Bit resolution 0 to 1023, maps 'nicely' to 0% 100%
#define PWM_Hold_Duty 250
#define POSITIVE_PWM_Ch 0
#define NEGATIVE_PWM_Ch 1
#endif
unsigned long prechargeStartTime = 0;
unsigned long negativeStartTime = 0;
unsigned long timeSpentInFaultedMode = 0;
#endif
uint8_t batteryAllowsContactorClosing = 0;
uint8_t inverterAllowsContactorClosing = 1;

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