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Express-BASE User’s ManualPage 20

6.8 I

C and SMB Bus

(for user access)

CN31: I

C Bus

Pin Signal

1 +5V

2 I2C_DAT

3 I2C_CK

4 GND

CN30: SMB Bus

Pin Signal

1 +5V

2 SMB_DAT

3 SMB_CK

4 GND

JPY2: I2C BUFFER (data)

Jumper Status

1-2 ON

2-3 OFF <<<<

JPY3: I2C BUFFER (clock)

Jumper Status

1-2 ON

2-3 OFF <<<<

JPY4: SMBus BUFFER (data)

Jumper Status

1-2 ON

2-3 OFF <<<<

JPY5: SMBus BUFFER (clock)

Jumper Status

1-2 ON

2-3 OFF <<<<

I2C/SMBus Buffers

These buffers settings are for isolation of the I2C and SMBus - test feature only.

ON: I2C/SMBus passes through LTC4300A-2 Buffer

OFF: Bypass Buffer

NOTE: <<<< indicates default setting

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Adlink Express-BASE Manual do Utilizador Página 20