The Fidelix Linux Distribution

Simple, Stable, and Secure

I2CDUMP(1) User Commands I2CDUMP(1)

i2cdump - manual page for i2cdump 1.31.1

i2cdump [-fy] [-r FIRST-LAST] BUS ADDR [MODE]

BusyBox v1.31.1 (2020-04-30 13:38:01 EDT) multi-call binary.

Examine I2C registers

I2CBUS
I2C bus number
ADDRESS 0x03-0x77

b
Byte (default)
w
Word
W
Word on even register addresses
i
I2C block
s
SMBus block
c
Consecutive byte
Append p for SMBus PEC
-f
Force access
-y
Disable interactive mode
-r
Limit the number of registers being accessed
April 2020 Fidelix 1.0