W83176R-400 查看數據表（PDF） - Winbond

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W83176R-400

Winbond Current Mode Differential Buffer for PCI Express and SATA

Winbond 

W83176R-400/W83176G-400

CURRENT MODE DIFFERENTIAL BUFFER FOR PCI EXPRESS AND SATA

7. ACCESS INTERFACE

The W83176R-400 provides I2C Serial Bus for microprocessor to read/write internal registers. In the

W83176R-400 is provided Block Read/Block Write and Byte-Data Read/Write protocol. The I2C write

address is defined at 0xDC. The I2C read address is defined at 0xDD.

7.1 Block Write protocol

7.2 Block Read protocol

## In block mode, the command code must filled ‘00h’

7.3 Byte Write protocol

7.4 Byte Read protocol

## In Byte Mode, the index No= (Register No) + 1

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