AS2578BN AMSCO [austriamicrosystems AG], AS2578BN Datasheet - Page 8

• Manufacturer Part Number: AS2578BN
• Description: TELEPHONE CONTROLLER WITH 13 MEMORIES AND 2-WIRE BUS
• Manufacturer: AMSCO [austriamicrosystems AG]

Data Sheet
Operating Procedures
Procedure Principles
The procedures for utilizing the features of the AS2578 /B are optimized out of consideration for the human factor in
order to:
- meet the user´s expectations
- be easy to learn and relearn
- not invoke any automatic functions which the user doesn´t expect
- protect the user from committing critical errors, e.g. dialling wrong numbers, etc.
- be consistent, simple and usable
- meet the German 1 TR 2 and ETR 2 specifications.
Symbols
Rev. 3
States:
TEXT
Ringing
Privacy mute
Invalid entry
State according
to text
Idle (on-hook,
no ringing)
Speech mode
Programming
False programme
entry
Entries:
1590
TEXT
KEY
8
Enter
password
Going on-hook
Pressing a key
Entering a
number
Entry according
to text
Going off-hook
Processing:
X
TEXT
or
sec
= reading from
Time out (x sec.)
Dialling
(LD or MF)
Storing (writing into
RAM or EEPROM)
Processing
according to text
Melodies activated
(ringing)
memory
AS2578 /B
March 1997