HVAC_M7
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Pwm_Flagchip_FC7240
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Обновление

This commit is contained in:
cfif 2026-04-06 17:16:34 +03:00
parent 0bfa1f70b2
commit e556f8538d
2 changed files with 14 additions and 6 deletions
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2
Inc/PwmFlagchip.h
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@ -44,7 +44,7 @@ void Get_Set_Tpu_PwmCallback(tPwmFlagchip *env);
#define TPU_FREQ (BUS_CLK / SCG_CLK_DIV)
#define PWM_FREQ 100 // 100 Hz
#define PWM_FREQ 50 // 100 Hz
#define PERIOD_TICKS (TPU_FREQ / PWM_FREQ)

18
Src/PwmFlagchip.c
View File

@ -80,17 +80,25 @@ static void vPwmRun(tPwmFlagchip *env) {
}
static void setActivePercent(tPwmFlagchip *env, uint8_t percent) {
uint8_t final_percent;
// Ограничения
if (percent >= 100)
percent = 85;
percent = 95;
if (percent == 0)
percent = 5;
// Расчет времени активности в тактах
uint32_t data = PERIOD_TICKS * percent / 100;
osMessageQueuePut(env->q_u32ActiveTime, &data, 0, 0);
// Для active LOW (bActiveHigh = false) нужна инверсия
// 10% → 90%, 20% → 80% и т.д.
if (env->etpu_pwmconfig_tbl.bActiveHigh == false) {
final_percent = 100 - percent;
} else {
final_percent = percent;
}
// Расчет времени активности в тактах
uint32_t data = env->etpu_pwmconfig_tbl.u32PeriodTime * final_percent / 100;
osMessageQueuePut(env->q_u32ActiveTime, &data, 0, 0);
}