Hemisphere GPS Crescent Vector H220, Руководство интегратора

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H220 Integrator Guide Chapter 2 – Board Overview Page 13 of 28
Table 2-2: H220 34-Header Pin-Out
Pin Name Type Description
1 3.3 V Power Receiver power supply, 3.3 V
2 3.3 V Power Receiver power supply, 3.3 V
3 Antenna Pwr Power Antenna power, DC, 5 V max
4 Batt Backup Power Backup power input (1.6 - 3.6 VDC, <5 µA consumption)
5 USB DEV+ I/O USB device data +
6 USB DEV– I/O USB device data -
7 GND Power Receiver ground
8 GND Power Receiver ground
9 PATX Output Port A serial output, 3.3 V CMOS, idle high
10 PARX Input Port A serial input, 3.3 V CMOS, idle high
11 PBTX Output Port B serial output, 3.3 V CMOS, idle high
12 PBRX Input Port B serial input, 3.3 V CMOS, idle high
13 PDTX Output Port D serial output, 3.3 V CMOS, idle high
14 PDRX Input Port D serial input, 3.3 V CMOS, idle high
15 1 PPS Output 1 PPS, 3.3 V CMOS, active high, rising edge
16 Manual mark Input 3.3 V CMOS, active low, falling edge
17 Master (primary) GPS
lock Output Status indicator (M-GPS LED), 3.3 V CMOS, active low, 1 mA max,
optional connection
18 Differential lock Output Status indicator (DIFF LED), 3.3 V CMOS, active low, 1 mA max, optional
connection
19 DGPS position Output Status indicator (DGPS LED), 3.3 V CMOS, active low, 1 mA max,
optional connection
20 Alarm Output RTC alarm output
21 CANTX Output 3.3 V CMOS
22 Secondary GPS lock Output Status indicator (S-GPS LED), 3.3 V CMOS, active low, 1 mA max
23 CANRX Input 3.3 V CMOS
24 Heading lock Output Status indicator (HDG LED), 3.3 V CMOS, active low, 1 mA max
25 Speed radar pulse Output 0 - 3 V variable clock output
26 Speed radar ready signal Output Speed valid indicator, 3.3 V CMOS, active low
27 GND Power Receiver ground
28 GND Power Receiver ground
29 USB HOST + Output USB host data +
30 USB HOST – Output USB host data –
31 PCTX Output Port C serial output, 3.3 V CMOS, idle high
32 PCRX Input Port C serial input, 3.3 V CMOS, idle high
33 NC No connect
34 Reset Open
collector Reset, open collector, 3.3 V typical, not required
Note: Leave any data or I/O pins unconnected if not in use.
The H220 OEM board, the Crescent Vector II OEM board, and the Crescent Vector OEM board differ from their predecessor, the Vector
OEM, in that they do not have power supply or communication translation: this must be accomplished by a carrier board.