w77e58 Winbond Electronics Corp America, w77e58 Datasheet - Page 43

• Manufacturer Part Number: w77e58
• Description: 8 Bit Microcontroller
• Manufacturer: Winbond Electronics Corp America

PORT 0
PORT 2
PSEN
CLK
ALE
WR
MOVX Inst.
C1
Address
of Previous
Last Cycle
Instruction
A0-A7
C2
A15-A8
C3
Figure 9. Data Memory Write with Stretch Value = 1
MOVX Inst.
C4
D0-D7
C1
Machine Cycle
Next Inst.
Address
A0-A7
C2
First
A15-A8
C3
Next Inst.
C4
Read
- 43 -
D0-D7
MOVX instruction cycle
C1
Machine Cycle
MOVX Data
Address
Second
A0-A7
C2
C3
C4
A15-A8
C1
Machine Cycle
MOVX Data out
Preliminary W77E58
Publication Release Date: March 1999
D0-D7
C2
Third
C3
C4
Next Instruction
C1
Machine Cycle
A0-A7
C2
A15-A8
C3
C4
D0-D7
Revision A1