This page is under construction and may not have complete or up-to-date information.
Description
Machine electronics and main components.
Use these options to define the machine hardware, including the mainboard, serial ports, etc. These are the most basic settings for every type of machine that Marlin supports.
Motherboard of the machine.
Set the motherboard ID using one of the BOARD_... constants defined in boards.h.
This option provides Marlin with the pin definitions it needs to control the onboard components and connected peripherals.
Example
#define MOTHERBOARD BOARD_RAMPS_14_EFBMain serial port.
The main serial port is used to communicate with the host. This is usually the serial port connected to USB.
Examples
#define SERIAL_PORT 0 // Set the first serial port to UART0#define SERIAL_PORT -1 // Set the first serial port to Native USBSecondary serial port
The secondary serial port can be used to communicate with a host, serial controller, or WiFi interface.
Secondary serial port
The secondary serial port can be used to communicate with a host, serial controller, or WiFi interface.
Bluetooth wireless interface.
Enable the Bluetooth serial interface on AT90USB devices.
A unique name for your machine.
Enable this option and set a unique name such as “Ralph” or “Printy McPrintface” to identify your 3D printer.
Example
#define CUSTOM_MACHINE_NAME "X5 Endeavour"