IEI Technology ISP-9652/9602, User Manual

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ISP-9652/9602 User Manual
Page 42
The Embedded Controller Function Settings jumper controls the LAN Network Bypass
MCU functions. Four functions are controlled by the jumper: SMB_ID, HW MCU Enable,
ACK Count, and Bypass Function. The settings for these functions are described in the
following subsections.
4.5.2.1 SMBUS Slave Address (SMB_ID)
System software can send commands to the Network Bypass MCU through SMBUS.
Use the following jumper settings to select the SMBUS slave address.
Slave Address Pin No. 3 - 4 Pin No. 5 - 6 Pin No. 7 - 8
0x60 Open Open Open
0x62 Open Open Short
0x64 Open Short Open
0x68 Short Open Open
0x6A Short Open Short
0x6C Short Short Open
0x6E Short Short Short
Table 4-3: SMBUS Slave Address Jumper Settings
4.5.2.2 HW MCU Enable
Use the following settings to enable or disable the Network Bypass MCU. When disabled,
the Network Bypass MCU function is in normal operation mode and cannot be changed.
HW MCU must be enabled for the motherboard to function.
HM MCU Enable Function Pin No. 19 - 20
Enable Short
Disable Open
Table 4-4: HW MCU Enable Jumper Settings