Hi Im trying to use this code, simple for test a sensor alarm but after a power on buzer active and non stop. I checked all connections and is apparently fine. Here the code and photos, boolean alarma = false; void setup() { pinMode(4, OUTPUT); //definir pin como salida pinMode(6, INPUT); } v…

Wemos R1 + D4184 Mofset + Sensor SR501 + Active Buzzer

ruilviana October 8, 2021, 1:43pm 4

Pin 6 (GPIO6) is not D6.
Pin 6 does not exist on Wemos D1 R1.
D6 is the GPIO12

See the tables below.

RV mineirim

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(AYUDA) Primer post! Estoy haciendo una alarma. Software	5	1136	May 7, 2021