diff --git a/usermods/rotary_encoder_change_brightness/usermod.cpp b/usermods/rotary_encoder_change_brightness/usermod.cpp new file mode 100644 index 000000000..8fae61204 --- /dev/null +++ b/usermods/rotary_encoder_change_brightness/usermod.cpp @@ -0,0 +1,62 @@ +#include "wled.h" +/* + * This file allows you to add own functionality to WLED more easily + * See: https://github.com/Aircoookie/WLED/wiki/Add-own-functionality + * EEPROM bytes 2750+ are reserved for your custom use case. (if you extend #define EEPSIZE in const.h) + * bytes 2400+ are currently ununsed, but might be used for future wled features + */ + +//Use userVar0 and userVar1 (API calls &U0=,&U1=, uint16_t) + +/* +** Rotary Encoder Example +** Use the Sparkfun Rotary Encoder to vary brightness of LED +** +** Sample the encoder at 500Hz using the millis() function +*/ + +int fadeAmount = 5; // how many points to fade the Neopixel with each step +unsigned long currentTime; +unsigned long loopTime; +const int pinA = D6; // DT from encoder +const int pinB = D7; // CLK from encoder + +unsigned char Enc_A; +unsigned char Enc_B; +unsigned char Enc_A_prev = 0; + +//gets called once at boot. Do all initialization that doesn't depend on network here +void userSetup() { + pinMode(pinA, INPUT_PULLUP); + pinMode(pinB, INPUT_PULLUP); + currentTime = millis(); + loopTime = currentTime; +} + +//gets called every time WiFi is (re-)connected. Initialize own network interfaces here +void userConnected() { +} + +//loop. You can use "if (WLED_CONNECTED)" to check for successful connection +void userLoop() { + currentTime = millis(); // get the current elapsed time + if(currentTime >= (loopTime + 2)) // 2ms since last check of encoder = 500Hz + { + int Enc_A = digitalRead(pinA); // Read encoder pins + int Enc_B = digitalRead(pinB); + if((! Enc_A) && (Enc_A_prev)) { // A has gone from high to low + if(Enc_B == HIGH) { // B is high so clockwise + if(bri + fadeAmount <= 255) bri += fadeAmount; // increase the brightness, dont go over 255 + + } else if (Enc_B == LOW) { // B is low so counter-clockwise + if(bri - fadeAmount >= 0) bri -= fadeAmount; // decrease the brightness, dont go below 0 + } + } + Enc_A_prev = Enc_A; // Store value of A for next time + loopTime = currentTime; // Updates loopTime + + //call for notifier -> 0: init 1: direct change 2: button 3: notification 4: nightlight 5: other (No notification) + // 6: fx changed 7: hue 8: preset cycle 9: blynk 10: alexa + colorUpdated(6); + } +}