AC Timing Specifications
87
Executive Processor The XP timing specifications include:
Timing Specifications
• PCI Timing Specifications
• MDIO Serial Interface Timing Specifications
• Low Speed Serial Interface Timing Specifications
• PROM Interface Timing Specifications
PCI Timing Specifications
The PCI timing is shown in Figure 19 and described in Table 44.
Figure 19 PCI Timing Diagram
Cycle 2
Cycle 3
Cycle 4
Cycle 5
Cycle 1
PCLK
T
pc
PAD/P_ctl
(output)
T
pao
T
paz
T
pav
PAD/P_ctl
(input)
T
T
T
pas
pah
PGNTX
(input)
T
pgs
pgh
PIDSEL
(input)
T
pis
T
pih
03