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Intel
®
IXP42X product line and IXC1100 control plane processors—Expansion Bus Controller
Intel
®
IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
DM September 2006
308 Order Number: 252480-006US
8.8.4 Intel
®
Simplex-Mode Read Access
Figure 66. Expansion-Bus Read (Intel
®
Simplex Mode)
EX_CLK
EX_CS_N[0]
EX_ADDR[23:0]
Intel
®
Simplex Read Mode
EX_RD_N
Valid Address
EX_DATA[15:0]
1-4 Cycles 1-4 Cycles 1-16 Cycles 1-4 Cycles 1-16 Cycles
T1 T2 T3 T4 T5
EX_IOWAIT_N
B4364-01
Valid Data