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DS89C430 Datasheet(PDF) 34 Page - Dallas Semiconductor

Part # DS89C430
Description  Ultra-High-Speed Flash Microcontrollers
PDF  46 Pages
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Manufacturer  DALLAS [Dallas Semiconductor]
Direct Link  https://www.maximintegrated.com/en.html
Logo DALLAS - Dallas Semiconductor

DS89C430 Datasheet(HTML) 34 Page - Dallas Semiconductor

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DS89C430/DS89C450 Ultra-High-Speed Flash Microcontrollers
34 of 46
Figure 12. Page Mode 1, External Data Memory Access
(PAGES = 01, STRETCH = 1, CD = 10)
ALE
PSEN
Port 0
Port 2
ALE
Port 0
Port 2
RD/WR
ALE
PSEN
Port 0
Port 2
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
LSB Addr
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Inst
Data
Data
MOVX
MOVX
MOVX
MSB Addr
MSB Addr
MSB Addr
Data
Memory Access (Stretch =1)
Memory Access (Stretch =1)
Memory Access (Stretch =1)
MOVX Instruction
MOVX Instruction
MOVX Instruction
MOVX Inst
Fetch
MOVX Inst
Fetch
XTAL1
PSEN
RD/WR
RD/WR



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