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The 4 basic sections of an Arduino sketch
18 September 2018
When using the Arduino IDE to program Arduino or Arduino-like microcontrollers, there are 4 basic sections that each sketch should have. They are the comment section, the library import section, the setup section and the loop section. More…
Using the UART interface
5 June 2018
UART (universal asynchronous receiver/transmitter) is a communication interface used between two microcontrollers. Data signals are transferred using two lines, one for transmitting signals (Tx) and one for receiving signals (Rx). More…
The FTDI USB to TTL serial converter module
5 June 2018
The FTDI USB to TTL serial converter module is an UART (universal asynchronous receiver-transmitter) board used for TTL serial communication. It is a breakout board for the FTDI FT232R chip with an USB interface, can use 3.3 or 5 V DC and has Tx/Rx and other breakout points. More…
Understanding the digital read pin on a microcontroller
6 July 2017 | Updated 10 June 2018
When working with electronics, one will very often come across working with digital readings. Digital read (and write) pins are available on many microcontrollers and is one of the simpler pins to work with. More…
