Updated 26.01.2019
Here we look at using serial communication on the Arduino. Serial UART is one of the various ways an Arduino can communicate with other devices. This includes a host PC and using the Arduino serial monitor is communicating with the PC using serial UART.
Arduino Serial Monitor
End Of Line Characters
Formatting output using the tab command
How fast is serial
Different Arduino Serials
Hardware Serial/Serial
SoftwareSerial
AltSoftSerial
NeoSWSerial
Using a software UART and usb adapter to talk to a PC
Buffer Size
Serial Commands