M12 Oncore Users Guide Supplement - deetc - isel

M12 Oncore Users Guide Supplement - deetc - isel M12 Oncore Users Guide Supplement - deetc - isel

02.08.2013 Views

Motorola GPS Products M12 Oncore User’s Guide Supplement Revision 1.0 01/25/00 UTC OFFSET STATUS This message allows the user to request the UTC offset that is currently being used in the time solution. The value reported is the integer number of seconds between UTC and GPS time. If the offset is zero, the receiver does not currently have the portion of the almanac that contains the UTC parameters. The UTC parameters are broadcast by the satellites as part of the almanac, which is repeated every 12.5 minutes. The message can be set to output either once (polled), or any time the UTC offset has been updated or changed from its previous value. Default mode: Polled 52

Input Command Response Message Motorola GPS Products M12 Oncore User’s Guide Supplement Revision 1.0 01/25/00 UTC OFFSET STATUS Motorola Binary Format • Request UTC Offset Status Message: @@BomC m mode 0 = output UTC offset once (polled) 1 = output UTC offset every time it is updated C checksum Message length: 8 bytes • To above command: @@BouC u UTC offset in seconds -128 ..+127 C checksum Message length: 8 bytes 53

Input Command<br />

Response Message<br />

Motorola GPS Products<br />

<strong>M12</strong> <strong>Oncore</strong> User’s <strong>Guide</strong> <strong>Supplement</strong><br />

Revision 1.0 01/25/00<br />

UTC OFFSET STATUS<br />

Motorola Binary Format<br />

• Request UTC Offset Status Message:<br />

@@BomC<br />

m mode 0 = output UTC offset once (polled)<br />

1 = output UTC offset every time it is updated<br />

C checksum<br />

Message length: 8 bytes<br />

• To above command:<br />

@@BouC<br />

u UTC offset in seconds -128 ..+127<br />

C checksum<br />

Message length: 8 bytes<br />

53

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