W77IE58 Datasheet, PDF (85/90 Pages) Winbond – 8-BIT MICROCONTROLLER

Preliminary W77IE58
TIMING WAVEFORMS
Program Memory Read Cycle
ALE
PSEN
PORT 0
PORT 2
t LHLL
tLLIV
tAVLL
tLLAX1
tPLPH
tPLIV
tLLPL
tPLAZ
tPXIX
tPXIZ
ADDRESS
A0-A7
t AVIV1
t AVIV2
INSTRUCTION
IN
ADDRESS A8-A15
ADDRESS
A0-A7
ADDRESS A8-A15
Data Memory Read Cycle
ALE
PSEN
RD
PORT 0 ^INSTRUCTION
IN
PORT 2
tLLDV
t LLAX1
t LLWL
t AVLL
t AVWL1
t _RLRH
tRLDV
t RLAZ
ADDRESS
A0-A7
t AVDV1
t ^AVDV2
ADDRESS A8-A15
t WHLH
t RHDZ
DATA
IN
t _RHDX
ADDRESS
A0-A7
- 85 -
Publication Release Date: July 2000
Revision A1