User`s guide

Chapter B: SAS Controller LED and I2C and SGPIO Connector Reference l59
SFF-8087 I2C Connector J7
SFF-8087 SGPIO Connector J7
Adaptec 1405 I2C Connector Specification
● Adaptec 1405 I2C Board Connector: Molex 22-43-6030 or equivalent
● I2C Mating Cable Connector: Molex 22-43-3030 or equivalent
J4
Note:
I2C signals are contained within the side band signals of the SFF-8087 J7 connector.
Pin Number Signal Description
B8 I2C_CLK SB0 - 2W_SCL
B9 I2C_DATA SB1- 2W_SDA
B10 GND SB2 - Ground
A9 GND SB3 - Ground
A10 RST_OUT SB4 - Reset
A11 BKPL_ADR SB5 - Backplane Address
B11 CTRL_ID SB6 - Controller Type
A8 BKPL_ID SB7- Backplane Type
Pin Number Signal Description
B8 S_CLK SB0 - SClock
B9 S_LOAD SB1- SLoad
B10 GND SB2 - Ground
A9 GND SB3 - Ground
A10 SDATA_OUT SB4 - SDataOut
A11 SDATA_IN SB5 - SDataIn
B11 CTRL_ID SB6 - Controller Type
A8 BKPL_ID SB7- Backplane Type
Pin Number Signal Description
1 I2C_DATA I2C_Data
2GNDGround
3 I2C_CLK I2C Clock