Preliminary
Parameter
Flash 1 During LD
Flash 2 During LD
Extended LCD
Symbols
Tx Soft Clip,
Handsfree
Rx Soft Clip,
Handsfree
Voice Switching,
Speed
Handset/Headset
Volume
LCD Test
Temporary MF by
∗
with tone
Key Lock Function
Pin Select “DM/HM”
Ringer Off Function
Key Test
Volume Control on
Handset
DM/HM
Symbol
Procedure:
[PG] + [0] + (Password) +
[#] + [
∗
] +
[#] + [#] +
[9] + [1] +
[9] + [2] +
[9] + [3] +
[9] + [4] +
[9] + [5] +
[9] + [6]
[9] + [7] +
[9] + [8] +
[9] + [9] +
[9] + [0] +
[9] + [
∗
] +
[9] + [#] +
Default
[1] = on
[0] = off
[0] = off
[1] = on
[1] = on
[1] = x 2
[1] = reset by
on/off-hook
Options
[0] = off
[1] = on
[1] = on
[0] = off
[0] = off
AS2525
[0] = x 1; [2] = x 4; [3] = x 8
[0] = setting is maintained
Turns on all segments, pressing any further key
turns on all digits “1” and all symbols off.
[0] = off
[1] =
available
[1] = MF/LD
[1] =
available
[1] = on
[0] = not available
[0] = Handset/Headset
[0] = not available
Any key pressure turns the LED on
[1] = enabled
[0] = disabled
The above parameters are programmable using a password (0123) through external EEPROM. All procedures
must be terminated by pressing the [PG] key. Software for factory settings is available on request.
The programming of timings is done by using a HEX data code as follows:
C1
C2
C3
C4
Table 4: Timing selection by HEX code
R1
1
2
3
4
5
6
7
8
9
Parameter
Inter-digit pause
Tone duration
Inter-tone pause
Default
840 ms
82 ms
82 ms
101 ms
285 ms
1 sec
3 sec
33 ms
274
HEX
E17
FD0
FD0
FC4
F5A
DB9
92C
FED
F60
Binary Data
1111 0001 0111
1111 1101 0000
1111 1101 0000
1111 1100 0100
1111 0101 1010
1101 1011 1001
1001 0010 1100
1111 1110 1101
1111 0110 0000
0
R2
R3
A
(
M1)
B
(
M2)
C
(
M3)
D
(
M4)
E
(M5)
F
(M6)
Figure 5: Keys for HEX-code entry
Data = 4096 - (f
OSC
/(512
∗
12)
∗
T
(T = Time; f
OSC
= 3.58 MHz)
Rev. 1.3
Page 7
Flash 1
Flash 2
Pause 1
Pause 2
Post-digit pause
Post-flash pause
May 1999
AMSCO [ AUSTRIAMICROSYSTEMS AG ]
