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Property:i2ctransfer

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BusyBox-Command

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Details

Excerpt from:   BusyBox manual   >>   i2ctransfer command

No manual entry for this command.

Excerpt from:   BusyBox source   >>   i2ctransfer command   -   Last update: 2024-04-25 03:56 GMT.

Usage:
    i2ctransfer [-fy] BUS CHIP-ADDRESS [DATA-ADDRESS [MODE]]

Read from I2C/SMBus chip registers

        I2CBUS        I2C bus number
        ADDRESS        0x03-0x77
MODE is:
        b        Read byte data (default)
        w        Read word data
        c        Write byte/read byte
        Append p for SMBus PEC

        -f        Force access
        -y        Disable interactive mode
Usage:
    i2ctransfer [-fy] [-m MASK] BUS CHIP-ADDRESS DATA-ADDRESS [VALUE] ... [MODE]

Set I2C registers

        I2CBUS        I2C bus number
        ADDRESS        0x03-0x77
MODE is:
        c        Byte, no value
        b        Byte data (default)
        w        Word data
        i        I2C block data
        s        SMBus block data
        Append p for SMBus PEC

        -f        Force access
        -y        Disable interactive mode
        -r        Read back and compare the result
        -m MASK        Mask specifying which bits to write
Usage:
    i2ctransfer [-fy] [-r FIRST-LAST] BUS ADDR [MODE]

Examine I2C registers

        I2CBUS        I2C bus number
        ADDRESS        0x03-0x77
MODE is:
        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
Usage:
    i2ctransfer -l | -F I2CBUS | [-ya] [-q|-r] I2CBUS [FIRST LAST]

Detect I2C chips

        -l        List installed buses
        -F BUS#        List functionalities on this bus
        -y        Disable interactive mode
        -a        Force scanning of non-regular addresses
        -q        Use smbus quick write commands for probing (default)
        -r        Use smbus read byte commands for probing
        FIRST and LAST limit probing range
Usage:
    i2ctransfer [-fay] I2CBUS { rLENGTH[@ADDR] | wLENGTH[@ADDR] DATA...}...

Read/write I2C data in one transfer

        -f        Force access to busy addresses
        -a        Force access to non-regular addresses
        -y        Disable interactive mode

Note that some options may not be compiled in. If Usage: is shown multiple times these are compile options.

GPL-Browser

Daily updated index of all i2ctransfer code findings on the GPL-Browser. Last update: 2024-04-25 04:12 GMT.
The Browse column points to the Path containing the respective source code on the gpl.boxmatrix.info service.
The SoC column lists the Chip-Codenames, the Model column lists the nicks of the Box-Models.
The Diff column links the comparison of the AVM Kernel to the pristine original from Kernel.org.
The Download column links the full tarball the respective directory content is extracted from.
The presence of the source does not mean it fits the respective model and architecture. See the Model-Matrix where it's used.

Excerpt from:   BusyBox manual   >>   i2ctransfer command   -   Last update: 2009-10-02 09:23 GMT.

Dependencies

Daily updated index of all dependencies of this command. Last update: 2024-04-25 07:20 GMT.
A * in the Mod column marks info from Supportdata-Probes, which will always stay incomplete.

Relation Typ Object Mod Firmware Info Origin
Symlink to cmd busybox (bbcmd) 19 7.59 - 7.90 The BusyBox executable itself. Contains the code for all applets. BusyBox
1 dependency for this command

Model-Matrix

Daily updated index of the presence, path and size of this command for each model. Last update: 2024-04-25 05:07 GMT.
Showing all models using this command. Click any column header (click-wait-click) to sort the list by the respective data.
The (main/scrpn/boot/arm/prx/atom) label in the Model column shows which CPU is meant for models with multiple Linux instances.
Note that this list is merged from Firmware-Probes of all known AVM firmware for a model, including Recovery.exe and Labor-Files.
The path <bb> means the applet could be located in the busybox binary and could be called busybox i2ctransfer.
If a path is shown and no <bb> marker, then this is a dead link to a missing applet.

Model Firmware Path Size
FRITZ!Box 5590 Fiber (arm) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 5590 Fiber (boot) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 5590 Fiber (prx) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 5690 Pro (arm) 7.59 - 7.60 /usr/sbin, <bb> Link
FRITZ!Box 5690 Pro (rtl) 7.59 - 7.60 /sbin Link
FRITZ!Box 6591 Cable (arm) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6591 Cable (atom) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6660 Cable (arm) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6660 Cable (atom) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6670 Cable (arm) 7.61 - 7.62 /usr/sbin, <bb> Link
FRITZ!Box 6670 Cable (atom) 7.61 - 7.62 /usr/sbin, <bb> Link
FRITZ!Box 6690 Cable (arm) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6690 Cable (atom) 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6850 LTE 7.90 /usr/sbin, <bb> Link
FRITZ!Box 6850 5G 7.90 /usr/sbin, <bb> Link
FRITZ!Box 7530 AX 7.90 /usr/sbin, <bb> Link
FRITZ!Box 7590 7.90 /usr/sbin, <bb> Link
FRITZ!Box 7590 AX 7.90 /usr/sbin, <bb> Link
FRITZ!Box 7690 7.59 /usr/sbin, <bb> Link
19 models use this command

Symbols

Daily updated index of all symbols of this command. Last update: 2024-04-25 07:20 GMT.

Firmware Symbol
0 symbols for this command

SMW-Browser

Information is currently being retrieved from the backend.
 

Synonyms

Showing 1 related property.

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