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80C88 查看數據表(PDF) - Intersil
零件编号
产品描述 (功能)
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80C88
CMOS 8/16-Bit Microprocessor
Intersil
80C88 Datasheet PDF : 32 Pages
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Waveforms
(Continued)
80C88
CLK (82C84A OUTPUT)
AD7-AD0
WRITE CYCLE
DEN
WR
AD7-AD0
INTA CYCLE
(NOTE 11)
RD, WR = V
OH
DT/R
INTA
DEN
T1
T2
(4)
TCH1CH2
(17)
TCLAV
(26)
TCLDV
TCLAX
(18)
AD7-AD0
TCVCTV (29)
(29) TCVCTV
(19)
TCLAZ
TCHCTV
(30)
(29) TCVCTV
(29) TCVCTV
T3 TW
(5)
TCL2CL1
TW
T4
(27)
TCLDX2
DATA OUT
(31) TCVCTX
TWHDX
(28)
(38)
TWLWH
TCVCTX (31)
TDVCL (6)
POINTER
TCLDX1 (7)
TCHCTV (30)
TCVCTX
(31)
SOFTWARE
HALT -
DEN, RD,
WR, INTA = V
OH
AD7-AD0
ALE
IO/M
DT/R
SSO
TCLAV
(17)
TCHCTV
(30)
INVALID ADDRESS
SOFTWARE HALT
TCHLL
(24)
TCLLH
(23)
TCVCTX
(31)
NOTES:
FIGURE 23. BUS TIMING - MINIMUM MODE SYSTEM (Continued)
11. Two INTA cycles run back-to-back. The 80C88 local ADDR/DATA bus is floating during both INTA cycles. Control signals are shown for
the second INTA cycle.
12. Signals at 82C84A are shown for reference only.
3-19
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