DS89C430-DS89C450 Dallas Semiconducotr, DS89C430-DS89C450 Datasheet - Page 34
DS89C430-DS89C450
Manufacturer Part Number
DS89C430-DS89C450
Description
Ultra-High-Speed Flash Microcontrollers
Manufacturer
Dallas Semiconducotr
Datasheet
1.DS89C430-DS89C450.pdf
(47 pages)
- Current page: 34 of 47
- Download datasheet (792Kb)
Figure 12. Page Mode 1, External Data Memory Access
(PAGES = 01, STRETCH = 1, CD = 10)
RD/WR
RD/WR
XTAL1
Port 0
Port 2
RD/WR
PSEN
PSEN
Port 0
Port 2
Port 0
Port 2
ALE
PSEN
ALE
ALE
LSB Addr
LSB Addr
LSB Addr
Inst
Inst
Inst
MOVX Inst
Fetch
MOVX Inst
Fetch
LSB Addr
LSB Addr
LSB Addr
MOVX
MOVX
Inst
MSB Addr
MSB Addr
LSB Addr
Inst
MSB Addr
LSB Addr
LSB Addr
Memory Access (Stretch =1)
MOVX
Inst
MOVX Instruction
MOVX Instruction
34 of 47
Memory Access (Stretch =1)
LSB Addr
Inst
Memory Access (Stretch =1)
LSB Addr
LSB Addr
MOVX Instruction
Data
Data
LSB Addr
Data
LSB Addr
LSB Addr
Inst
Inst
LSB Addr
LSB Addr
LSB Addr
Inst
Inst
Inst
LSB Addr
LSB Addr
LSB Addr
Inst
Inst
Inst
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