X8200
X8200HP
Synthesised Radio Modem
If a parity bit is required use the horizontal arrow key to select Y
The parity bit is only used between the host and the radio modem
Odd or Even Parity O/E
If parity is required either O for Odd or E for Even parity can be set by pressing the horizontal
arrow keys.
RF Power
The RF output power can set using a number between 1 minimum and 5 maximum. The
horizontal arrow keys are used to change the value.
RF Channel
The Radio Frequency can be set by using a number between 1 and 17. If channel 0 is
selected the radio will use the DIL switch settings to select the RF frequency
RF
DIL SWITCH (Used when RF Ch is set to 0)
Channel
Frequency
458.525
458.550
458.575
458.600
458.625
458.650
458.675
458.700
458.725
458.750
458.775
458.800
458.825
458.850
458.875
458.900
458.925
SW5
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
SW4
ON
SW3
ON
SW2
ON
SW1
OFF
ON
1
2
ON
ON
OFF
OFF
ON
3
ON
ON
OFF
ON
4
ON
OFF
OFF
OFF
OFF
ON
5
ON
ON
OFF
ON
6
ON
OFF
OFF
ON
7
ON
OFF
ON
8
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
9
ON
ON
OFF
ON
10
11
12
13
14
15
16
17
ON
OFF
OFF
ON
ON
OFF
ON
OFF
OFF
OFF
OFF
ON
ON
OFF
ON
OFF
OFF
ON
OFF
ON
ON
ON
ON
OFF
In addition an ATX instruction can be used to change the RF frequency form the serial port.
For example to change the RF frequency to channel 09 the instruction would be:
A
41
T
54
X
58
0
30
9
39
Were the channel number is sent as two ASCII number characters 30-39 for 0-9
DS8200-2 April ’07
©2007 RF Solutions Ltd, www.rfsolutions.co.uk
Page 10
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