SERVICE RAM ADDRESSES
B465 5-54 SM
4004D8 to 400501(H) - Night timer period
4004D8 to 4004DA(H) - Setting #1 for Monday
4004DB to 4004DD(H) - Setting #2 for Monday
4004DE to 4004E0(H) - Setting #1 for Tuesday
4004E1 to 4004E3(H) - Setting #2 for Tuesday
4004E4 to 4004E6(H) - Setting #1 for Wednesday
4004E7 to 4004E9(H) - Setting #2 for Wednesday
4004EA to 4004EC(H) - Setting #1 for Thursday
4004ED to 4004EF(H) - Setting #2 for Thursday
4004F0 to 4004F2(H) - Setting #1 for Friday
4004F3 to 4004F5(H) - Setting #2 for Friday
4004F6 to 4004F8(H) - Setting #1 for Saturday
4004F9 to 4004FB(H) - Setting #2 for Saturday
4004FC to 4004FE(H) - Setting #1 for Sunday
4004FF to 400501(H) - Setting #2 for Sunday
Program format
First byte - Hour (BCD)
Second byte - Minute (BCD)
Third byte - 00(H): Timer start time, 01(H): Timer end time
40052E to 400531(H) -Time of last RDS execution (Read-only)
These 4 bytes store the time at which RDS was last carried out. (Time is given in
total seconds counted from 00:00:00 January 1, 1990.)
400548(H) - Transmission monitor volume 00 – 07(H)
400549(H) - Reception monitor volume 00 – 07(H)
40054A(H) - On-hook monitor volume 00 – 07(H)
40054B(H) - Dialing monitor volume 00 – 07(H)
40054C(H) - Buzzer volume 00 – 07(H)
40054D(H) - Key acknowledgment tone volume 00 – 07(H)
40054E(H) - Country code (same data as System bit switch 0F)
40054F to 400553(H) - Periodic service call parameters
Parameters Address (H)
Call interval
01 through 15 month(s) (BCD)
00: Periodic service call disabled
40054F
Year (Read only) 400550
Month (Read only) 400551
Day: 01 through 31 (BCD) 400552
Next call
Hour: 01 through 24 (BCD) 400553
400559 to 40055B(H) - Effective term of automatic service calls
Parameters Address (H)
Year: last two digits of the year (BCD) 400559
Month: 01 through 12 (BCD) 40055A
Day: 01 through 31 (BCD) 40055B
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