Installation manual

Serial Interface Specifications
70 Apollo SL30 Installation Manual
Message format:
“V” ................Message class. This is a VHF NAV message.
“30”...............Message identifier.
vvvv...............Software version in ASCII
e.....................Engineering version flag:
“R” = Released version.
“E” = Engineering version.
Example message:
$PMRRV300103E<chksm><CR><LF>
NAV Microcontroller software is version 1.03. It is an engineering version.
NAV DSP SOFTWARE VERSION
This message is used to output the version string for the NAV DSP software.
Message format:
“V” ................Message class. This is a VHF NAV message.
“31”...............Message identifier.
vvvv...............Software version in ASCII
e.....................Engineering version flag:
“R” = Released version.
“E” = Engineering version.
Example message:
$PMRRV310101R<chksm><CR><LF>
NAV DSP software is version 1.01. It is a released version.
COMM TRANSCEIVER STATUS
This message outputs the result of a specific system test.
Message format:
“V” ................Message class. This is a VHF NAV message.
“35”...............Message identifier.
mk .................Active frequency: m = MHz, where m = desired MHz frequency - 30h,
ranging from 118 to 136 MHz, 162 (i.e., 76h to 88h, A2h); k = (kHz
offset / 25 kHz) + 30h, ranging from 000 to 975 kHz in 25 kHz steps.
mk .................Standby frequency: m = MHz, where m = desired MHz frequency - 30h,
ranging from 118 to 136 MHz, 162 (i.e., 76h to 88h, A2h); k = (kHz
offset / 25 kHz) + 30h, ranging from 000 to 975 kHz in 25 kHz steps.
a.....................Transceiver status:
R = Normal receive
M = Monitor receive