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7220 Datasheet(PDF) 209 Page - Renesas Technology Corp |
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7220 Datasheet(HTML) 209 Page - Renesas Technology Corp |
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209 / 303 page  5-36 APPLICATION 5.5 Example of I2C-BUS control by software (M37220M3-XXXSP/FP) 7220 Group User’s Manual Fig. 5.5.13 Flowchart of poweron processing 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 Power on Wait for stabilizing time to supply power source. END •Set write data register of M52340SP •To mute video and audio; MUTE (D6 at sub-address 0B 16) ←“1” A MUTE (D6 at sub-address 01 16) ←“1” Related processings: •OSD when power on •Write last data to E 2PROM , etc. Wait for muting time To release mute of picture and sound: MUTE (D6 at sub-address 0B 16) ←“0” A MUTE (D6 at sub-address 01 16) ←“0” |
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