IA8044/IA8344
SDLC COMMUNICATIONS CONTROLLER
Preliminary Data Sheet
As of Production Version 00
Waveforms
Memory Access
Program Memory Read Cycle
TCY
TLHLL
TLLIV
TLLPL
ALE
TPLPH
PSENn
TPXAV
TPXIZ
TAVLL
A7-A0
TPLIV
PORT_0 INSTR. IN
INSTR. IN
A7-A0
INSTR. IN
TAZPL
TLLAX
TPXIX
TAVIV
ADDRESS A15-A8
ADDRESS OR SFR-P2
PORT_2
ADDRESS A15-A8
Data Memory Read Cycle
TLLDV
TWHLH
ALE
PSENn
TLLWL
TRLRH
RDn
TAVDV
TAVWL
TLLAX
A7-A0
TRHDX
TRHDZ
TRLDV
DATA IN
TRLAZ
PORT_0
PORT_2
ADDRESS A15-A8 OR SFR-P2
Copyright
2001
ENG210010112-00
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