[SOLVED] Relay Control With Push Button and Button Widget

[PeteKnight]

Why reinvent the wheel? This question has been asked and answered so many times…

[SOLVED] Turn on and off relay with blynk button and/or physical button

Hello, Im trying to make a relay go on and of with a physical push button, but also with a blink push button. As so far, I achived to turn relay on and off with physical button, abd with a blynk button but blynk button do not keep the state. Can anyone help me? here is my code: #include ESP8266WiFi.h> #include BlynkSimpleEsp8266.h> #include SimpleTimer.h> char auth[] = "xxxxxxxxxxx"; //insert here your token generated by Blynk int relay1 = 12; int relay2 = 14; SimpleTimer timer; int estado = …

I can't sync a physical button to a widget button

How do I sync a physical button with a widget button. I tried it but I can’t figure out how to do it.

[SOLVED] Tracking button states when using software (blynk app) and hardware buttons at the same time

Hello everyone, I would like to implement a project in which I control an actuator, say a lamp, with both a hardware button (linked to a digital pin of an Arduino) and a software button in the Blynk app (used on more than one device). Ideally, the state of the actuator (e.g. lamp on or off) should be trackable also in the app when I change the state (switch on or off) through the hardware button. In other words, if ,for example, I switch on the lamp by the software switch on the Blynk app (linke…

Pete.