6 - 4
4) Fourth byte (ITU and Private channel)
Table 6-6 Fourth byte
Higher bits
Lower bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
1
1
2
1
8
4
2
1
The bits have the following meanings.
Bit 7 : 1: This bit indicates the fourth byte.
Bit 6 : 1: This bit indicates the fourth byte
Bit 5 : Channel number data (higher bit 2)
Bit 4 : Channel number data (higher bit 1)
Bit 3 : Channel number data (lower bit 8) channel
Bit 2 : Channel number data (lower bit 4) numbers
Bit 1 : Channel number data (lower bit 2)
Bit 0 : Channel number data (lower bit 1)
Table 6-7 ITU and private channel data
Higher bits
0
1
2
3
0
*
16
60
76
1
01
17
61
77
2
02
18
62
78
3
03
19
63
79
4
04
20
64
80
5
05
21
65
81
6
06
22
66
82
7
07
23
67
83
8
08
24
68
84
9
09
25
69
85
A
10
26
70
86
B
11
27
71
87
C
12
28
72
88
D
13
P1
73
P4
E
14
P2
74
P5
Lower
bits
F
15
P3
75
P6
Note 1 : A * mark indicates data when an unset memory
channel is selected.
Note 2 : P1 to P6 indicate private channel data.
Other numbers are indicating ITU channels by RR AP 18.
