Motorola MICOM-2TS Dokumentacja Pobierz pdf (Strona 17)

44-Pin Accessories Connector

Table 1. 44-Pin Accessories Connector, Pin Functions (Cont’d)

Pin Designation Description

27 FWD CLOSE LOOP * ALC radio loop closure input

28 RXC * Receive input (point-to-point protocol to host/HLC)

29 TXB RS-232 transmit output to VP-116, PPS, 500W, ASTIC

30 AMP REV * Maintain constant power at 500W transceiver output

31 RXD * Receive input (point-to-point protocol to host/HLC)

32 TX AUDIO OUT Input to baseband TX path

33 RXB

RS-232 protocol receive input to VP-116, PPS, 500W,

ASTIC

34 RX AUDIO OUT Input to baseband RX path

35 RX AUDIO IN Output from baseband RX path

36 AMP FWD * Maintain constant power at 500W transceiver output

37 VP PTT * PTT output (active low)

38 TXD * Transmit output (point-to-point protocol to host/HLC)

39 TXC * Transmit output (point-to-point protocol to host/HLC)

40 TX AUDIO IN Output from baseband TX path

41 EXT RX AUDIO(2)+ Audio out from ISB hybrid

42 EXT TX AUDIO(2)– Audio out from ISB hybrid

43 EXT RX DATA– *

Baseband output (0 dBm, 600 Ω)

44 EXT RX DATA+ *

Baseband output (0 dBm, 600 Ω)

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Motorola MICOM-2TS Dokumentacja Strona 17