Realtek RTL8169 Manual page 74

CLK
REQB-A
REQB-B
GNTB-A
GNTB-B
FRAMEB
AD
CLK
FRAMEB
AD31-0
C/BE3-0B
IRDYB
TRDYB
DEVSELB
2002/03/27
1 2 3
ADDRESS DATA
2 3
1
ADDRESS
BUS CMD
Memory Read below 4GB (32-bit address, 32-bit data; 32-bit slot)
4 5 6
ADDRESS DATA
BUS Arbitration
4 5 6
DATA-1 DATA-2
BE3-0B
74
7 8 9
7 8
DATA-3
RTL8169
10
9
Rev.1.21