XC228X Datasheet, PDF (104/110 Pages) Infineon Technologies AG – 16/32-Bit Single-Chip Microcontroller with 32-Bit Performance

Preliminary
XC2287 / XC2286 / XC2285
XC2000 Family Derivatives
Electrical Parameters
CLKOUT
tc₄₀
HOLD
HLDA
BREQ
CSx, RD,
WR(L/H)
Addr, Data,
BHE
tc₁₀/tc₁₄
1)
tc₄₂
2)
3)
MCT05560
Figure 23 External Bus Arbitration, Releasing the Bus
Notes
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