User's Manual

34 68P80801E35-A 9/1/2001
Troubleshooting EBTS System Manual - Vol 2
Generation 2/EBRC Single Channel Base Radio Backplane
Generation 2 Single Channel BR Backplane Connector Pinouts
Table 5 lists the pin-outs for the 96-PIN P1 connector. P1 provides power, digital
signal, and analog signal interconnect to the BRC.
Table 5 P1 Gen 2/BR Connector Pin-outs
Pin Row A Row B Row C
1 AGC3 28.6 VDC AGC1
2 AGC4 14.2 VDC AGC2
3 GND GND GND
4 RESET* GND GND
5 BATT_STAT GND GND
6 CTS GND GND
7 RTS 5.1 VDC 5.1 VDC
8 5.1 VDC 5.1 VDC 5.1 VDC
9 5.1 VDC 5.1 VDC 5.1 VDC
10 SHUTDOWN 5.1 VDC
11 RCLK 5.1 VDC DATA1
12 ODC_1 5.1 VDC DATA1*
13 TCLK GND DATA3
14 ODC_3 GND DATA3*
15 RxD GND DATA2
16 ODC_2 BP ID_0 DATA2*
17 TxD BP ID_1 A6
18 SSI EXT_GPI_1 SBI_1
19 SSI* EXT_GPO_1* SBI_3
20 BRG GND SBI_2
21 CLK EXT_GPI_2‘* EXT_GPO_2*
22 CLK* GND A4
23 GND PA_ENABLE* A3
24 A5 GND A2
25 A0 GND A1
26 CD GND 5MHZ/1PPS (5 MHz SPARE)
27 METER_STAT GND SPI_MISO
28 WP* GND SPI_CLK
29 GND GND SPI_MOSI
30 GND GND GND
31 1PPS_GPS GND 2.1MHZ_TX
32 GND GND 2.1MHZ_RX
NOTE: * = enabled low