Asus AAEON FWS-2272, User Manual, Page: 91 / 93

Appendix C – Standard Firewall Platform Setting 79
Net
work
Ap
plian
ce
FW
S-
22
72
Table3: LAN Bypass register mapping table
CPLD Slave Address 0x90 (Note1)
Attribute Offset(SMBUS) BitNum Value
LAN_ID3 R/W 0x01(Note2) 3 (Table 1)
LAN_ID2 R/W 0x01(Note2) 2 (Table 1)
LAN_ID1 R/W 0x01(Note2) 1 (Table 1)
LAN_ID0 R/W 0x01(Note2) 0 (Table 1)
PWR_ON R/W 0x01(Note2) 6 (Table 2)
PWR_OFF R/W 0x01(Note2) 5 (Table 2)
WDT_EN R/W 0x01(Note2) 4 (Table 2)
ACT_EN R/W 0x01(Note2) 7 (Table 2)
Sample Code
*****************************************************************************************
#define Byte CPLD_SLAVE_ADDRESS //This parameter is represented from Note1
#define Byte OFFSET
//This parameter is represented from Note2
*****************************************************************************************
// Select Lan Pair
BYTE bLanSel = LAN_PAIR;
BYTE bData = SmbusReadByte(CPLD_SLAVE_ADDRESS, OFFSET);
// Set Reg01h bit3
if(bLanSel & 0x08)
bData = bData | 0x08;
else
bData = bData & 0xF7;
// Set Reg01h bit2
if(bLanSel & 0x04)
bData = bData | 0x04;
else
bData = bData & 0xFB;
// Set Reg01h bit1
if(bLanSel & 0x02)
bData = bData | 0x02;
else
bData = bData & 0xFD;