(4) Serial interface
Various
values of IC006 are set to internal
serial port register
via serial interface.
Actually, they are set by three signals from the L G/A IC804. Signals
are SDEN_,
SDATA_),
and SCLK(_,
and its timing chart is shown in Figure 2-5.
SDEN
SDATA
(
SCLK
LJ
ADDRESS,
8-BIT
_
DATA,
8-BIT
)
SDEN
SCLK
SDATA
/
(READ)/
SDATA
\
(WRITE)
TCLK
TTRN
ADDR0
ADDR0
Figure 2-5. Timing chart
- 18-