02.08.2013 Views

M12 Oncore Users Guide Supplement - deetc - isel

M12 Oncore Users Guide Supplement - deetc - isel

M12 Oncore Users Guide Supplement - deetc - isel

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

5.2 Main power<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 />

Voltage 2.8 to 3.2 Vdc regulated<br />

50 mV maximum peak-to-peak ripple<br />

Power 0.225 W maximum (without antenna)<br />

5.3 Backup power<br />

Voltage 1.8 V to 3.2 V<br />

Current 5 mA typical @ 2.7 V<br />

Retention Backup power retains date, time, position, satellite data,<br />

oscillator learning table and operating mode<br />

5.4 Antenna feed power out of RF connector<br />

Voltage 2.7 V to 3.2 V over current range for 3 V antenna<br />

Current 15 mA to 80 mA<br />

5.5 1PPS signal definition<br />

Level 0 V to 3 V<br />

Time mark Rising edge<br />

Width 200 ms typical<br />

5.6 Serial I/O signal definition<br />

Levels 0 V to 3 V, active low<br />

Flags set in serial data when limits exceeded<br />

Baud rate 9600 (Motorola Binary)<br />

Parity None<br />

Data bits 8<br />

Start/stop bits 1<br />

6. RF Characteristics of Receiver<br />

6.1 Dynamic range 27 dB<br />

4800 (NMEA)<br />

6.2 Saturation -110 dBm<br />

7

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!