7220 Datasheet, PDF (217/303 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCOMPUTER

APPLICATION
5.5 Example of I²C-BUS control by software (M37220M3-XXXSP/FP)
s SERSW
This switch is for white balance adjustments of the TV picture in the factory. When SERSW is “0,”
it is OFF; when “1,” it is ON.
s HST
This switch stops horizontal oscillation. When HST is “0,” the oscillation continues; when “1,” it
stops.
s AFCG
This switch increases AFC gain. When AFCG is “0,” AFC gain is normal; when “1,” it is high.
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7220 Group User’s Manual