4 i2c to i/o device access – ADLINK aTCA-N700 User Manual

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aTCA-RN710 User's Guide

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=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0xcafe.2
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0x4415.2
=> i2c md 0x16 0x9a 0x2

/*retimer 3
=> i2c mw 0x73 0x0 0xb; i2c probe
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0xcafe.2
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0x4415.2
=> i2c md 0x16 0x9a 0x2

/*retimer 4
=> i2c mw 0x73 0x0 0xc; i2c probe
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0xcafe.2
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0x4415.2
=> i2c md 0x16 0x9a 0x2

/*retimer 5
=> i2c mw 0x73 0x0 0xd; i2c probe
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0xcafe.2
=> i2c md 0x16 0x9a 0x2
=> i2c mw 0x16 0x9a 0x4415.2
=> i2c md 0x16 0x9a 0x2

4.3.4 I2C to I/O Device Access

To check the I/O Device to the SFP module status, refer to the following example. Make sure that the
corresponding SFP modules are present on the board.

=> i2c dev 1
=> i2c probe
=> i2c md 0x20 0x0.0 0x2

(*screen capture of the results: Insert status)

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