Tyco Electronics A1029, Руководство пользователя

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GPS Receivers A1029
V3.2 - 02/06 User’s Manual Page 23 of 43
5.4 Description A1029-B Signals
These tables describe the functionality of the pins and their associated symbols.
Signals required for Dead Reckoning (when according firmware is enabled) are
marked with
.
Pin
(HW 02) Pin
(HW 01) Symbol Description
1 Res. Reserved – do not connect
3 1 1PPS 1PPS (pulse per second) output
5 3 TX0 Serial output 0, NMEA out
7 5 RX0 Serial input 0, NMEA in
9 7 Vcc +3.3V (power supply)
11 9 GND Ground (power supply)
13 11 Res. Reserved – do not connect
15 13 Res. Reserved – do not connect
17 15 Res. Reserved – do not connect
19 17 Res. Reserved – do not connect
21 19 TEST1 Reserved for test purposes
23 21 VANT
Power supply antenna – provide according
voltage.
25 Odo
Odometer input (required for DR, otherwise leave
open)
Table 7: Pin description A1029-B (part 1 – odd pin row)
Pin
(HW 02) Pin
(HW 01) Symbol Description
2 Res. Reserved – do not connect
4 2 nRST Reset input
6 4 TX2 Serial output 2
8 6 RX2 Serial input 2, RTCM input
10 8 ENABLE Enable pin – low power when low
12 10 Vcc3A
Analog voltage supply:
For standard GPS functionality connect to Vcc.
For DR < +3.3V (see below).
14 12 TEST0 Reserved for test purposes
16 14 LOCK Activated on LOCK (position fix)
18 16 Res. Reserved – do not connect
20 18 Vgyro
Input pin for gyro output voltage
For standard GPS functionality leave open.
For DR connect to gyro output (see below).
22 20 ANTSTAT Antenna sensor output
24 22 GS Gain Select for LNA – leave open
26 F/R
Reverse signal input (required for DR, otherwise
leave open)
Table 8: Pin description A1029-B (part 2 – even pin row)