Sanyo AVM-2550S, AVM-2759S, Training Manual, Page: 46 / 75

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Automatic RF AGC Adjustment Program
Enter Automatic Adjustment mode
A/D Input Voltage 3.32V ?
Preset BUS Data for RF AGC Delay Control
to "011001" (25/64 steps)
Wait for 100 msec
A/D Input Voltage
>
2.70V ?
YES
NO
Output BUS Data for RF AGC Delay Control
Substract 1 step (1/64) to BUS Data for
RF AGC Delay Control
BUS Data *
<
0 steps ?
Write Automatic RF AGC Adjustment Result
(NG) into Memory IC
Write Automatic RF AGC Adjustment Result
(OK) into Memory IC
Preset BUS Data for RF AGC Delay Control
to "011001" (25/64 steps)
Write Automatic RF AGC Adjustment Data
into Memory IC
Add 1 step (1/64) from BUS Data for RF
AGC Delay Control
BUS Data * 64 step ?
Output BUS Data for RF AGC Delay Control
Exit Automatic Adjustment mode
* ... BUS Data for 6-bit RF AGC
Delay Control Register
YES
NO
YES
NO
YES
NO