W78958B Datasheet, PDF (20/28 Pages) Winbond – 8-BIT EMULATION MICROCONTROLLER

W78958B
Emulation Mode Cycle (Internal SFR/PC/RAM Access Only), continued
PARAMETER
SYMBOL
Emu. Addr. Hold After AP7<1> High
TERAQ
Data Hold After AP7<1> High
TERDQ
AP7<1> Pulse Width
TERS
Emu. Address Valid to AP7<0> Low
TEAWL
Emu. Data Valid to AP7<0> Low
TEDWL
Emu. Addr. Hold After AP7<0> High
TEWAQ
Emu. Data Hold After AP7<0> High
TEWDQ
AP7<0> Pulse Width
TEWS
MIN.
25
-
75
25
25
25
25
75
TYP.
-
0
-
-
-
-
-
-
MAX.
-
-
-
-
-
-
-
-
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
TIMING WAVEFORMS
Program Fetch Cycle in Advanced Type
XTAL1
PSEN
AP6<7:0>
AP5<7:0>
DP4<7:0>
Internal
Read
Strobe
S1 S2 S3 S4 S5 S6 S1 S2 S3 S4 S5 S6
T_APL
address
T_PDV
address code
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