MicroCOM

Microcom is a lightweight serial UART communication software for the M5Cardputer. This allows users to configure and manage serial communication with external devices over UART.

Features:

• Easy configuration for baud rate, data bits, parity, stop bits, flow control, and inverted signal settings.
• Send and receive serial data

Installation

• M5Burner : Search into M5CARDPUTER section and simply burn it
• Github : Get the firmware from the latest github release.

Pin Configuration:

The pins used are on the Grove connector:

• RX Pin: GPIO1 (can be changed in the configuration menu)
• TX Pin: GPIO2 (can be changed in the configuration menu)

You could use Grove/Dupont connector to interface with the Cardputer:

Keybinds:

• Config: Use Arrows and OK button to toggle configuration options.
• Terminal: Use Keys and OK button to send commands

⚠️ Caution:

The M5Cardputer operate at 3.3V logic levels. Connecting any UART device that uses a different voltage can damage the device. Always ensure that your connected UART device that uses 3.3V.