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DS89C430 데이터 시트보기 (PDF) - Maxim Integrated
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DS89C430
Ultra-High-Speed Flash Microcontrollers
Maxim Integrated
DS89C430 Datasheet PDF : 48 Pages
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DS89C430/DS89C440/DS89C450 Ultra-High-Speed Flash Microcontrollers
Figure 2. Page Mode 1 Timing
XTAL1
ALE
PSEN
RD
WR
Port 0
t
CLCL
t
AVLL2
t
LHLL
t
LLAX3
t
LLWL
t
RLRH
t
AVIV2
OPCODE
MOVX
MOVX
t
RHDX
t
RLDV
DATA
t
AVDV2
t
PLPH
t
LLAX
t
LLAX2
t
WHLH
t
PXIX
t
PLIV
OPCODE
t
QVWX
t
WHQX
t
AVWL2
t
WLWH
DATA
Port 2
LSB
LSB
LSB
MSB
LSB
MSB
LSB
MSB
LSB
MSB
Figure 3. Page Mode 2 Timing
XTAL1
ALE
PSEN
RD
WR
Port 0
Port 2
t
CLCL
t
AVLL
t
AVLL2
t
LLPL
t
PLIV
t
PLPH
t
PXIX
t
LLIV
t
AVIV0
LSB
LSB
LSB
t
LLAX
t
PXIZ
MSB
OPCODE
MOVX
MOVX
t
LHLL
t
AVLL3
t
LLAX2
t
LLAX3
t
RLRH
t
PLAZ
t
LLDV
t
RLDV
t
AVWL2
t
AVDV0
t
RHDX
t
WHLH
t
LLWL
t
AVWL0
t
WLWH
t
WHQX
LSB
LSB
LSB
t
AVDV2
t
RHDZ
t
AVIV2
t
QVWX
MSB
DATA
MSB
OPCODE
MSB
DATA
8 of 48
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