.. _dev-repl: ================== Accessing the REPL ================== Accessing the REPL on the micro:bit requires: * Using a serial communication program * Determining the communication port identifier for the micro:bit * Establishing communication with the correct settings for your computer If you are a Windows user you'll need to install the correct drivers. The instructions for which are found here: https://developer.mbed.org/handbook/Windows-serial-configuration Serial communication -------------------- To access the REPL, you need to select a program to use for serial communication. Some common options are `picocom` and `screen`. You will need to install program and understand the basics of connecting to a device. Determining port ---------------- The micro:bit will have a port identifier (tty, usb) that can be used by the computer for communicating. Before connecting to the micro:bit, we must determine the port identifier. Establishing communication with the micro:bit --------------------------------------------- Depending on your operating system, environment, and serial communication program, the settings and commands will vary a bit. Here are some common settings for different systems (please suggest additions that might help others) **Settings** * :ref:`Windows ` * :ref:`OS X ` * :ref:`Linux ` * :ref:`Debian and Ubuntu ` * :ref:`Red Hat Fedora/CentOS ` * :ref:`Raspberry Pi `