Linx Technologies TRM-915-R250 - Manual (Page 21)

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Power Mode - Address = 0x4D; NV Address = 0x02
The value in the regPWRMODE register sets the module’s output power.
Figure 30 shows the command and response and Figure 31 available
power settings and typical power outputs for the module. The default
setting is 0x03.
250 Series Power Mode Register Settings
PWR Power Setting Typical Output Power (dBm)
0x00 Low +8
0x01 Mid – Low +13
0x02 Mid – High +18
0x03 High +23.5
Figure 30: 250 Series Power Mode Command and Response
Figure 31: 250 Series Power Mode Settings
250 Series Power Mode
Read Command Read Response
Header Size Escape Address ACK Address Value
0xFF 0x02 0xFE
0x4D
0x02
0x06
0x4D
0x02
PWR
Write Command
Header Size Address Value
0xFF 0x02
0x4D
0x02
PWR
250 Series RF Channels and Hop Sequences
Channel
Number
Frequency
(MHz)
Hop Sequence by Channel Number
0 1 2 3 4 5
0 902.971 16 15 3 28 22 9
1 903.723 1 30 20 11 7 24
2 904.475 2 29 21 10 8 23
3 905.226 5 26 24 7 11 20
4 905.978 10 21 29 2 16 15
5 906.730 21 10 8 23 27 4
6 907.482 11 20 30 1 17 14
7 908.234 23 8 10 21 29 2
8 908.986 14 17 1 30 20 11
9 909.737 29 2 16 15 3 28
10 910.489 27 4 14 17 1 30
11 911.241 22 9 9 22 28 3
12 911.993 12 19 31 0 18 13
13 912.745 24 7 11 20 30 1
14 913.496 17 14 4 27 23 8
15 914.248 3 28 22 9 9 22
16 915.000 7 24 26 5 13 18
17 915.752 15 16 2 29 21 10
18 916.504 31 0 18 13 5 26
19 917.255 30 1 17 14 4 27
20 918.007 28 3 15 16 2 29
21 918.759 25 6 12 19 31 0
22 919.511 19 12 6 25 25 6
23 920.263 6 25 25 6 12 19
24 921.015 13 18 0 31 19 12
25 921.766 26 5 13 18 0 31
26 922.518
27 923.270
28 924.022
29 924.774
30 925.525
31 926.277
Figure 29: 250 Series RF Channels and Hop Sequences