XC2287 / XC2286 / XC2285
XC2000 Family Derivatives
Preliminary
Electrical Parameters
CLKOUT
HOLD
tc40
tc42
HLDA
BREQ
2)
tc10/tc14
CSx, RD,
WR(L/H)
3)
Addr, Data,
BHE
1)
MCT05560
Figure 23
Notes
External Bus Arbitration, Releasing the Bus
1. The XC228x will complete the currently running bus cycle before granting bus
access.
2. This is the first possibility for BREQ to get active.
3. The control outputs will be resistive high (pull-up) after being driven inactive (ALE will
be low).
Data Sheet
102
V0.91, 2007-02
Draft Version