To use an NTC thermistor with the ESP32, you need to connect it in a voltage divider…
An NTC (Negative Temperature Coefficient) sensor is a type of temperature sensor whose resistance decreases as the…
In this project, we’re going to design a smart sunrise alarm that uses a light-dependent resistor (LDR)…
Voltage Divider Explanation A voltage divider is a simple circuit made of two resistors connected in series….
A photoresistor (also known as a light-dependent resistor or LDR) is a type of resistor whose resistance…
In this project, we’re going to create a fun binary counter using the 74HC595 shift register and…
The Birth of the 74 Series The 74 series ICs started back in the 1960s. Texas Instruments…
In the previous project, we learned how to control an RGB LED using digitalWrite. By using digitalWrite,…
RGB LEDs have three individual LEDs inside—red, green, and blue. These LEDs usually share a common connection,…