Looking to flash Arduino via the serial bootloader with the Raspberry Pi GPIO serial port? This article explains how to use the Raspberry Pi serial port to flash Arduino without…
Category: Electronic Essentials
How To Program Arduino From The Raspberry Pi Command Line
Did you know that the Arduino IDE can be run from the command line? This means that we can create and flash sketches using the Raspberry Pi terminal and this…
How Many LEDs Can An Arduino Control?
An Arduino can theoretically control as many LEDs as you require for your design, only limited by the power supply current available. However if you want to control more LEDs…
How Does LED Dimming Work? Complete Guide To PWM
If you want to understand the fundamentals of how to dim a LED so you can build your own dimmer, or you simply want to understand how this process works…
What Happens If You Don’t Use A Resistor With a LED? Essential LED guide
It is acceptable to use a LED without a resistor, but some method of limiting the current must be used in order to prevent the device from being destroyed. Failure…
