W78958B Datasheet, PDF (21/28 Pages) Winbond – 8-BIT EMULATION MICROCONTROLLER

Data Memory Read/Write Cycle in Advanced Type
W78958B
XTAL1
S4 S5 S6 S7
S8 S9
S10 S11 S12 S1 S2 S3
PSEN
AP7<3:0>
addr<19:16> out
(When bit7 of EPMA is 0.)
AP6<7:0>
DPH or HB SFR out
PGM address
AP5<7:0>
DPL or Ri out
PGM address
RD
DP4<7:0>
WR
DP4<7:0>
ESEL
TARL
addr
.
TAWL
addr
T_DWL
T_RS
TRDV
T_WS
T_RDQ
data
addr
.
DATA OUT
TWDQ
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Publication Release Date: September 1997
Revision A3