Echelon LONWORKS PLT-22, User Manual

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PLT-22 Transceiver Pinout
Table 2.1 lists the functions of the PLT-22 transceiver pins.
Table 2.1 PLT-22 Transceiver Pinout
Pin # Pin Name Function
1 RXCOMP Connection to receive compensation component
2 RXIN Receive signal input from line coupling circuit
3 GND Ground
4 CP4 Frame clock synchronization from Neuron Chip (FCLK)
5 CP2 Bit clock synchronization from Neuron Chip (BCLK)
6 CP1 Transmit data and configuration from Neuron Chip (TXD)
7 CP0 Receive data and status to Neuron Chip (RXD)
8 GND Ground
9 V
DD5
+5VDC power supply input
10 CKOUT Buffered CMOS clock output: 10, 5, 2.5 or 1.25 MHz
11 CKSEL0 Selects frequency of CKOUT—see table 2.4
12 CKSEL1/TXON Selects frequency of CKOUT—see table 2.4 / TXON (supports
PLA-21 Power Line Amplifier)
13 ~RESET Reset input from Neuron Chip
14 BIU CENELEC Band-In-Use indication output
15 PKD Packet detect indication output
16 TXOUT Transmit signal output to line coupling circuit
17 GND Ground
18 XIN 10MHz oscillator input
19 XOUT 10MHz oscillator output
20 V
A
Analog power supply input
21 TXLVL Transmit level selection input
L
ON
W
ORKS
PLT-22 Transceiver User’s Guide 2-3