m4a5a_v320_eng (14.02.2013)
- 66 -
Kompetent für Elektroniksysteme
m4a5a_v320_eng (14.02.2013)
- 67 -
Kompetent für Elektroniksysteme
DTMF encoder/decoder
600 durations for DTMF encoder
1
st
-
4
th
digit: DTMF tone duration: nnnn*5ms
5
th
-
8
th
digit: DTMF break duration:
nnnn*5ms
601 durations for DTMF encoder
1
st
-
4
th
digit: DTMF lead time: nnnn*5ms
5
th
-
8
th
digit: DTMF follow-up time:
nnnn * 5ms
602
4
th
-
8
th
digit: output level DTMF
high: tone to the radio (0-32768)
603
4
th
-
8
th
digit: output level DTMF
low: tone to the radio (0-32768)
604
4
th
-
8
th
digit: output level DTMF
high: tone to the telephone (0-32768)
605
4
th
-
8
th
digit: output level DTMF
low: tone to the telephone (0-32768)
606 configuration DTMF decoder (radio)
1
st
digit: max. allowed level difference
between DTMF low and high
0 = not regarded
1-F = 1-15dB
2
nd
digit: DTMF recognition
decode for n*10ms until: on
3
rd
digit: DTMF recognition
nothing decoded for n*10ms until: off
4
th
-
8
th
digit: DTMF recognition
min. level (0-32767)
128 = standard level -12dB
*2 = -3dB sensitivity
/2 = +3dB sensitivity
607 configuration DTMF decoder (telephone)
1
st
digit: max. allowed level difference
between DTMF low and high
0 = not regarded
1-F = 1-15dB
2
nd
digit: DTMF recognition
decode for n*10ms until: on
3
rd
digit: DTMF recognition
nothing decoded for n*10ms until: off
4
th
-
8
th
digit: DTMF recognition
min. level (0-32767)
00128=standard level -12dB
*2 = -3dB sensitivity
/2 = +3dB sensitivity
Pulse Encoder
610 durations for pulse dialing
1
st
+
2
nd
digit: pulse duration
nn*5ms (on hook time)
3
rd
+
4
th
digit: pulse break
nn*5ms (off hook time)
5
th
-
8
th
digit: break between 2 dial numbers
nnnn*5ms
611 durations for pulse dialing
1
st
-
4
th
digit: pulse dialing lead time:
nnnn*5ms
5
th
-
8
th
digit: pulse dialing follow-up time:
nnnn*5ms
Dial-Tone Decoder
614 configuration
2
nd
digit: dial-tone recognition
decode for n*10ms until: on
3
rd
digit: dial-tone recognition
not decoded for n*10ms until: off
4
th
-
8
th
digit: dial-tone recognition
min. level (0-32767)
00128 = standard level -12dB
*2=-3dB sensitivity
/2=+3dB sensitivity
Ringing Decoder
615 durations for ringing decoder
1
st
-
4
th
digit: min. ringing duration to be
counted as a valid ringing: nnnn*5ms
5
th
-
8
th
digit: max. break between 2
ringings: nnnn*5ms
Telephone Configuration
616 configuration data for IA3222B
1
st
digit: transmit voltage headroom
and DC voltage drop
0 = high
1 = normal
2 = low
3 = lowest
2
nd
digit: termination
0 = 600R oder 600R+2,16µF
1 = 600R+1µF
2 = 900R
3 = 900R+1µF
4 = ES203021 Zr:Australien, China
5 = Zr:Neuseeland
6 = TBR21
7 = reserved
3
rd
digit: transmit gain
0 = normal
1 = +6dB
2 = +6dB bei DTMF
3 = +6dB bei DTMF Amtsholung
Wx
4
th
digit: current sensor
0 = enabled
1 = disabled
Reg. Function
Reg. Function
Register in the TIM (Telephone Interface Module)
Summary of Contents for Major 4a
Page 1: ...Major 4a Major 5a ...