Dell N3200-ON Open Networking Hardware Diagnostic Guide July 2022 - Page 37
scan and test Output, 71 -- -- -- -- -- -- RR RR RR RR RR RR RR RR
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[-F ,...] Write(16 bit addressing):= i2ctool --write --bus=/dev/i2c- --addr= -- reg16= [--reg_le] --val= (or) i2ctool -w -b /dev/i2c- -a -o [-L] -V Write without data:= i2ctool --no_data --bus=/dev/i2c- --addr= (or) i2ctool -N -b /dev/i2c- -a Usage: -h, --h Show the help text -n, --scan Scan operation -t, --test Test using the pre-programmed configuration or use supplied config -r, --read Read operation -w, --write Write operation -N, --no_data Write operation without data -f, --config= To specify the location of the config file e.g. /etc/dn/diag/ -C, --count= Count -R, --reg= Register -o, --reg16= Register(16 bit addressing) -V, --val= Value to be set -W, --width= Width {8,16} -b, --buspath= To specify the i2c bus e.g.: /dev/i2c- -a, --addr= Address -F, --flag= Misc I2C flag, such as PEC write -D, --display_size= Display size, {1,2,4} of bytesDisplay size, {1,2,4} of bytes -I, --iteration= Iteration command execution root@dellemc-diag-os:~# scan and test Output root@dellemc-diag-os:~# i2ctool --scan /dev/i2c-0: 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: RR RR RR RR RR RR RR RR 10 20 30: 30 31 -- -- 34 35 36 40 44 -- -- -- 48 50: 50 60 70 RR RR RR RR RR RR RR RR /dev/i2c-1: 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: RR RR RR RR RR RR RR RR 10 20 2c -- -- -30: -- 31 32 40 49 4a 4b 4c -- -- 4f 50 60 70: -- 71 RR RR RR RR RR RR RR RR I2C devices found on bus #0: 8 0x30 0x31 0x34 0x35 0x36 0x44 0x48 0x50 I2C devices found on bus #1: 9 0x2c 0x31 0x32 0x49 0x4a 0x4b 0x4c 0x4f 0x71 root@dellemc-diag-os:~# i2ctool --test Testing I2C devices: Checking I2C devices on bus 0: + Checking CPU board Thermal Sensor_TMP75AI 0x48 ..... Passed + Checking SPD EEPROM_M34E04 0x50 ..... Passed Dell DIAG-OS tools 37
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