Specifications

© 2010 Cypress Solutions Complete Manual: CTM-15X Firmware 1.3.0
Open CTM (Revision D)
160
Report Messages
Hex
Description
4 bytes
Normalized latitude (RMC latitude x 100,000)
4 bytes
Normalized longitude (RMC longitude x 100,000)
2 bytes
Speed in km/h
2 bytes
Acceleration/Deceleration in km/h/s x 10
4 bytes
Time (based on number of seconds since 00:00:00 January 1st 1970
1 byte
GPS data validity: 0x”A” = valid; 0x”V” = invalid; 0x”B” = buffered valid; 0x”W” = buffered
invalid.
1 byte
GPS quality: 0 = not valid; 1 = valid
1 to 11
bytes
Modem ID: ASCII string
Note: ULCP binary messages should not be used for local serial report mode 1 and 2 in applications where
timed message delivery is critical.
9.13 Message Type 89, ULCP binary format, Modem ID/Firmware,
Revision/Odometer value
Header: 0x59 0xSS 0x06 0x00 0x00 0xNN 0x0000
Where NN is the message length - dependent on the Modem ID string length and on the Firmware
Revision string length.
Message body:
Hex
Description
11 bytes
Modem ID in ASCII
<= 32 bytes
Firmware Revision in ASCII
4 bytes
Odometer (m) in little endian byte order
Note: ULCP binary messages should not be used for local serial report mode 1 and 2 in applications where
timed message delivery is critical.
9.14 Message Type 90, ULCP binary format, Odometer value
Header: 0x5A 0xSS 0x06 0x00 0x00 0x04 0x0000
Message body:
Hex
Description
4 bytes
Odometer (m) in big endian byte order