Expansion Bus Write (Ti* Hpi-16, Multiplexed Mode); Expansion Bus Read (Ti* Hpi-16, Multiplexed Mode) - Intel IXP45X Developer's Manual

12.4.1.8.16 TI* HPI-16, Multiplexed-Mode Write Access
Figure 144. Expansion Bus Write (TI* HPI-16, Multiplexed Mode)
EX_CLK
EX_CS_N[0]
(hcs_n)
EX_ADDR[2:1]
(hcntl)
EX_BE_N[3:0]
EX_RD_N
(hr_w_n)
EX_WR_N
(hds1_n)
EX_RDY_N
(hrdy)
EX_DATA[31:0]
(hdin)
12.4.1.8.17 TI* HPI-16, Multiplexed-Mode Read Access
Figure 145. Expansion Bus Read (TI* HPI-16, Multiplexed Mode)
EX_CLK
EX_CS_N[0]
(hcs_n)
EX_ADDR[2:1]
(hcntl)
EX_BE_N[3:0]
EX_RD_N
(hr_w_n)
EX_WR_N
(hds1_n)
EX_RDY_N
(hrdy)
EX_DATA[31:0]
(hdout)
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Intel IXP45X and Intel IXP46X Product Line of Network Processors
Developer's Manual
680
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Intel IXP45X and Intel
T1 T2
3-4 Cycles 3-4 Cycles
Valid Address
T
cs2hds1val
T2
T1
3-4 Cycles 3-4 Cycles
Valid Address
T
cs2hds1val
T
data_setup
IXP46X Product Line of Network Processors—Expansion Bus
T3
2-16 Cycles
T
addsetup
Valid Byte
T
hds1_pulse
T
data_setup
Valid Data
T3
2-16 Cycles
T
addsetup
Valid Byte
T
hds1_pulse
Valid Data
Controller
T4 T5
3-4 Cycles 2-17 Cycles
T
recov
T
data_hold
T4 T5
3-4 Cycles 2-17 Cycles
T
recov
August 2006
Order Number: 306262-004US
B3755-001
B3757-001