Test I2C General: Difference between revisions
(Created page with '=Test the I2C= this steps shown below test your I2C device. Power on the board and left it to complete the boot process use the command i2cdectect 1 to test the I2C bus. <pre> /...') |
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=Test the I2C= | =Test the I2C= | ||
This step shown below test your I2C device. | |||
Power on the board and left it to complete the boot process | Power on the board and left it to complete the boot process | ||
use the command i2cdectect 1 to test the I2C bus. | use the command i2cdectect 1 to test the I2C bus. | ||
Revision as of 15:30, 21 July 2010
Test the I2C
This step shown below test your I2C device. Power on the board and left it to complete the boot process use the command i2cdectect 1 to test the I2C bus.
/ # i2cdetect 1
WARNING! This program can confuse your I2C bus, cause data loss and worse!
I will probe file /dev/i2c-1.
I will probe address range 0x03-0x77.
Continue? [Y/n] y
0 1 2 3 4 5 6 7 8 9 a b c d e f
00: -- -- -- -- -- -- -- -- -- -- -- -- --
10: -- -- -- -- -- -- -- -- UU -- -- -- -- -- -- --
20: -- 21 -- -- -- -- -- -- -- -- -- -- -- -- -- --
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
40: -- -- -- -- -- -- -- -- 48 -- -- -- -- -- -- --
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
70: -- -- -- -- -- -- -- --