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cheatsheet-tldr/tldr/tio
2026-02-02 00:27:45 +00:00

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---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# tio
> Monitor and interact with serial ports.
> See also: `picocom`, `cu`, `minicom`.
> More information: <https://github.com/tio/tio#3-usage>.
- Open a serial port with default settings:
`tio {{/dev/ttyUSB0}}`
- Open a serial port with a specific baud rate:
`tio {{[-b|--baudrate]}} {{9600}} {{/dev/ttyUSB0}}`
- Open a serial port and log output to a file:
`tio {{[-L|--log]}} --log-file {{log_file}} {{/dev/ttyUSB0}}`
- Open a serial port and enable hexadecimal output:
`tio --output-mode hex {{/dev/ttyUSB0}}`
- List available serial ports:
`tio {{[-l|--list]}}`
- Exit `tio` session:
`<Ctrl t><q>`