Motorola M12 Oncore User Manual page 91

Input Command
Response Message
Motorola GPS Products
M12 Oncore User' s Guide Supplement
Revision 1.0 01/25/00
SELF-TEST MESSAGE (12 CHANNEL)
Motorola Binary Format
• Request Self-Test:
@@IaC<CR><LF>
C checksum
Message Length: 7bytes
• To above command:
@@IasssC<CR><LF>
sss self test results
(msb) Bit 23-22 antenna sense
Bit 21: RTC comm & time
Bit 20: temperature sensor
Bit 19: spare
Bit 18: RAM
Bit 17: ROM
Bit 16: 1 KHz presence
Bit 15: spare
Bit 14: Temperature Sensor Data Checksum
Bit 13: Oscillator Data Checksum
Bit 12: Manufacturing Data Checksum
Bit 11: channel 12 correlation test
Bit 10: channel 11 correlation test
Bit 9: channel 10 correlation test
Bit 8: channel 9 correlation test
Bit 7: channel 8 correlation test
Bit 6: channel 7 correlation test
Bit 5: channel 6 correlation test
Bit 4: channel 5 correlation test
Bit 3: channel 4 correlation test
Bit 2: channel 3 correlation test
Bit 1: channel 2 correlation test
Bit 0: channel 1 correlation test
C checksum
Message Length: 10 bytes
00 = OK
01 = OC
10 = UC
11 = NV
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