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Update FAN03 duty cycle to 25 KHz and fix formatting

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This commit is contained in:
Leon Krieg
2024-10-01 16:10:09 +02:00
parent 51e4907d86
commit bf739eb031
2 changed files with 2 additions and 2 deletions
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2
src/bus/pwm.c
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@@ -81,7 +81,7 @@ int PWM_Init(void)
TCCR1B = BIT(WGM12) | BIT(WGM13) | BIT(CS10);
ICR1 = PWM_CYCLE_TOP; // 8000 MHz / 25000 KHz
// TIMER3: Fast mode, non-inverting, top=ICR3, prescale /1
// TIMER3: Fast mode, non-inverting, top=ICR3, prescale /1
TCCR3A = BIT(WGM31) | BIT(COM3A1) | BIT(COM3B1);
TCCR3B = BIT(WGM32) | BIT(WGM33) | BIT(CS30);

2
src/bus/pwm.h
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@@ -11,7 +11,7 @@
#define PWM_CYCLE_TOP (F_CPU / 25000 - 1) // 8 MHz / 25 KHz
#define FAN01_MIN_DUTY (PWM_CYCLE_TOP * 0.2f)
#define FAN02_MIN_DUTY (PWM_CYCLE_TOP * 0.2f)
#define FAN03_MIN_DUTY (0xFF * 0.2f)
#define FAN03_MIN_DUTY (PWM_CYCLE_TOP * 0.2f)
int PWM_Init(void);
void PWM_SetValue(int port, int value);