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tldr/pages/linux/i2cdump.md
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# i2cdump
> Dump I2C device registers.
> See also: `i2cdetect`, `i2cget`, `i2cset`.
> Note: All addresses should be specified in hexadecimal.
> More information: <https://manned.org/i2cdump>.
- Dump all registers of an I2C device:
`i2cdump {{i2cbus}} {{device_address}}`
- Dump all registers of an I2C device without asking for confirmation:
`i2cdump -y {{i2cbus}} {{device_address}}`
- Dump all registers of an I2C device using a specific mode:
`i2cdump {{i2cbus}} {{device_address}} {{b|w|c|s|i}}`
- Dump registers from `start` to `end` of an I2C device:
`i2cdump -r {{start}}-{{end}} {{i2cbus}} {{device_address}}`