Baseband Processor For Mixed Mode Land Mobile Radio
CMX880
Table 2 lists the commonly used CTCSS tones together with the values for programming the ‘RX CTCSS TONE’
and ‘RX CTCSS POLE COEFF’ words. This does not preclude other tones being programmed. More details for
programming CTCSS tones are provided in section 1.5.2.
Table 2 CTCSS Rx Tone Programming
Freq.
Tone
Code
Pole
Coeff
Code
(hex)
Freq.
Tone
Code
Pole
Coeff
Code
(hex)
Freq.
Tone
Code
Pole
Coeff
Code
(hex)
(Hz)
67.0
69.3
71.9
74.4
77.0
79.7
82.5
85.4
88.5
91.5
94.8
97.4
100.0
103.5
107.2
110.9
(hex)
41F2
4207
4214
422B
4243
424F
4268
4282
428F
42A9
42C5
42CF
42E8
4306
4324
4342
(Hz)
(hex)
4361
4380
43A0
43C0
43E1
4402
4423
4445
4467
4489
44A6
44C2
44E5
4520
4543
4562
(Hz)
(hex)
4567
4586
45A3
45C3
45E0
4600
4605
4625
4663
46A1
46C0
46E0
4720
4760
4765
114.8
118.8
123.0
127.3
131.8
136.5
141.3
146.2
151.4
156.7
159.8
162.2
167.9
173.8
179.9
183.5
186.2
189.9
192.8
196.6
199.5
203.5
206.5
210.7
218.1
225.7
229.1
233.6
241.8
250.3
254.1
490A
495A
49B5
4A0D
4A69
4AC8
4B2B
4B91
4BFF
4C6A
4CE0
4D3D
4D9A
4E18
4E9D
4F23
4FB0
5042
50DC
517A
5220
52CF
5383
543B
5500
55CA
5641
569D
577A
5861
5952
59E1
5A4D
5AE2
5B58
5BF2
5C69
5D0E
5D8B
5E3A
5F73
60B9
614D
6212
637F
6500
65AF
134.4
43E8
5281
(134.4Hz is the DCS end identification tone.)
ã 2001 Consumer Microcircuits Limited
16
D/880/1
CMLMICRO [ CML MICROCIRCUITS ]
