W78E52BF-40 WINBOND [Winbond], W78E52BF-40 Datasheet - Page 17

• Manufacturer Part Number: W78E52BF-40
• Description: 8-BIT MTP MICROCONTROLLER
• Manufacturer: WINBOND [Winbond]

Timing Waveforms, continued
Data Read Cycle
Data Write Cycle
PORT 2
PORT 0
XTAL1
PSEN
PORT 2
PORT 0
ALE
XTAL1
PSEN
RD
ALE
WR
S4
S4
A0-A7
S5
A0-A7
S5
T
T
DAW
S6
DAR
S6
T
S1
DAD
S1
A8-A15
A8-A15
DATA OUT
T
T
DDA
S2
T
DWR
S2
DRD
- 17 -
S3
S3
DATA
S4
S4
T
DDH,
T
Preliminary W78E52B
Publication Release Date: December 1998
S5
DWD
S5
T
DDZ
S6
S6
S1
S1
S2
S2
S3
S3
Revision A1