Flowchart Of Data Setting According To Key Processing; Fig. 5.5.13 Flowchart Of Poweron Processing - Renesas 7200 Series User Manual

APPLICATION
2
5.5 Example of I

5.5.6 Flowchart of data setting according to key processing

Figures 5.5.13 to 5.5.15 show the flowcharts of controlling the M52340SP when there are various event
inputs to the actual TV system.
(1) Poweron processing by "power key" input

Fig. 5.5.13 Flowchart of poweron processing

5-36
C-BUS control by software (M37220M3-XXXSP/FP)
Wait for stabilizing time to supply
power source.
•Set write data register of M52340SP
•To mute video and audio;
MUTE (D6 at sub-address 0B
A MUTE (D6 at sub-address 01
Related processings:
•OSD when power on
•Write last data to E
, etc.
Wait for muting time
To release mute of picture and sound:
MUTE (D6 at sub-address 0B
A MUTE (D6 at sub-address 01
7220 Group User's Manual
Power on
)←"1"
16
)←"1"
16
2
PROM
)←"0"
16
)←"0"
16
END