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About Serial USB Terminal

'Serial USB Terminal' is a line-oriented terminal / console app for microcontrollers, arduinos and other devices with a serial / UART interface connected with a USB to serial converter to your android device.

This app supports USB to serial converters based on
- FTDI FT232, FT2232, ...
- Prolific PL2303
- Silabs CP2102, CP2105, ...
- Qinheng CH340, CH341
and devices implementing the USB CDC protocol like
- Arduino using ATmega32U4
- Digispark using V-USB software USB
- BBC micro:bit using ARM mbed DAPLink firmware

To connect USB to serial converters, your android device must support USB OTG aka. USB host mode. Most devices support this today, but in case of issues check with one of the various USB test apps, if host mode is enabled in your android kernel.

All features in this app are free. In-App purchase is only used for the 'Donate' option.

Looking for source code? Here you find a simplified variant of this app:
https://github.com/kai-morich/SimpleUsbTerminal

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Frequently Asked Questions(FAQ)

What is 'Serial USB Terminal'?

What USB to serial converters are supported by this app?

This app supports USB to serial converters based on FTDI FT232, FT2232, Prolific PL2303, Silabs CP2102, CP2105, Qinheng CH340, CH341 and devices implementing the USB CDC protocol like Arduino using ATmega32U4, Digispark using V-USB software USB, BBC micro:bit using ARM mbed DAPLink firmware.

What do I need to connect USB to serial converters to my android device?

To connect USB to serial converters, your android device must support USB OTG aka. USB host mode. Most devices support this today, but in case of issues check with one of the various USB test apps, if host mode is enabled in your android kernel.

Are all features in this app free?

Yes, all features in this app are free. In-App purchase is only used for the 'Donate' option.

Where can I find the source code for this app?

You can find a simplified variant of this app's source code at: https://github.com/kai-morich/SimpleUsbTerminal.

Just what it is ment to be. Reads usb as a serial port

Juan Marin

Does what it is designed to do very well. Nice layout and easy to figure out

Mark Lanning

Perfect! Serial port logging

Harman Chawla

Raspberry pi pico compatible. Plugged my Pico in to this Pixel 3 and could start using the micropython REPL. Had used another computer to install micropython from the Pi website first.

rob davis

awesome

Stoyan Pertoff

Works great...!!!

ubed ullah khan lohani