DS80C320-ECD DALLAS [Dallas Semiconductor], DS80C320-ECD Datasheet - Page 90

• Manufacturer Part Number: DS80C320-ECD
• Description: High-Speed Microcontroller User Guide
• Manufacturer: DALLAS [Dallas Semiconductor]

FOUR CYCLE MOVX INSTRUCTION Figure 6-5b
PORT 2
PSEN
AD0-AD7
WR
CLK
ALE
C1 C2
Instruction
Address
MOVX
Last Cycle of
Instruction
A0-A7
Previous
A8-A15
C3 C4
Instruction
MOVX
D0-D7
C1 C2
Instruction
Address
A0-A7
Next
Machine
Cycle
First
A8-A15
C3 C4 C1 C2
Instruction
Read
FOUR CYCLE DATA MEMORY WRITE
Next
D0-D7
Address
A0-A7
MOVX
STRETCH VALUE=2
Machine
Second
Data
Cycle
MOVX Instruction
C3 C4 C1 C2
90 of 175
Machine
Cycle
A8-A15
Third
C3 C4 C1 C2
MOVX
D0-D7
Data
Machine
Fourth
Cycle
High-Speed Microcontroller User’s Guide
C3 C4 C1 C2
Instruction
A0-A7
Machine
Cycle
Next
A8-A15
C3 C4
D0-D7