The theory behind generating square wave is almost a trivial thing! A square wave is a signal that...
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Arduino in Synth World
This post is just an introduction to how Arduino can be used with synthesizers. So, lower your...
RS-485 & Arduino – Quick Primer
RS-485 is a standard serial protocol, with bus topology where you can connect several devices in a...
Arduino PID – An Introduction
PID Controller is the most common control algorithm used for more precise and accurate control of...
Cheap CH551G MCU with USB Controller – Part 1
It was during Christmas week last year that I received an unexpected gift packet from an online...
Analog Optocouplers – Quick Starter
The prime intention behind this little post is to share some notes about analog optocouplers which...
HR202 Resistive Humidity Sensor – Half-Baked!
Electronics are sensitive to extremes of humidity, and moisture seems to be a key contributor to a...
BJT & Diode Temperature Sensors – A Quick Walk
When it comes to everyday temperature sensing, the thermistor is the most simple and inexpensive...
Arduino pulseIn() Primer
A while ago someone asked me via email how to read a pulse input on an Arduino I/O pin. So, I...
Learn to Use Arduino MF Shield
I have just chanced the need to read some sensors for another personal project. However, the...