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Merge pull request #4002 from ascillato/patch-1 

Add PWM Freq Limits Config at Compile time
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Theo Arends 2018-10-07 20:19:50 +02:00 committed by GitHub
parent 5bbec2617f efb328de09
commit c78a35d984
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2 changed files with 5 additions and 1 deletions
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4
sonoff/sonoff.h
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@ -80,6 +80,10 @@ typedef unsigned long power_t; // Power (Relay) type
//#define PWM_FREQ 1000 // 100..1000 Hz led refresh
//#define PWM_FREQ 910 // 100..1000 Hz led refresh (iTead value)
#define PWM_FREQ 880 // 100..1000 Hz led refresh (BN-SZ01 value)
#define PWM_MAX 4000 // [PWM_MAX] Maximum frequency - Default: 4000
#define PWM_MIN 100 // [PWM_MIN] Minimum frequency - Default: 100
// For Dimmers use double of your mains AC frequecy (100 for 50Hz and 120 for 60Hz)
// For Controlling Servos use 50 and also set PWM_FREQ as 50 (DO NOT USE THESE VALUES FOR DIMMERS)
#define DEFAULT_POWER_DELTA 80 // Power change percentage
#define MAX_POWER_HOLD 10 // Time in SECONDS to allow max agreed power

2
sonoff/sonoff.ino
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@ -914,7 +914,7 @@ void MqttDataHandler(char* topic, byte* data, unsigned int data_len)
snprintf_P(mqtt_data, sizeof(mqtt_data), PSTR("%s}"), mqtt_data);
}
else if (CMND_PWMFREQUENCY == command_code) {
if ((1 == payload) || ((payload >= 100) && (payload <= 4000))) {
if ((1 == payload) || ((payload >= PWM_MIN) && (payload <= PWM_MAX))) {
Settings.pwm_frequency = (1 == payload) ? PWM_FREQ : payload;
analogWriteFreq(Settings.pwm_frequency); // Default is 1000 (core_esp8266_wiring_pwm.c)
}