EV6020 Datasheet, PDF (6/13 Pages) CML Microcircuits – Evaluation Kit User Manual

Evaluation Kit User Manual for FX602
1.4 Signal Lists
EV6020
CONNECTOR PINOUT - EVALUATION BOARD
Connector Connector
Ref.
Pin No.
Signal
Name
Signal
Type
J1
1, 2
VIN
Power
3, 4
VSS
Power
5
TX-DTMF
I/P
6
AC-LOAD
I/P
7
WETTING
I/P
PULSE
8
TX-LINE
I/P
9
D3
I/P
10
D2
I/P
11
D1
I/P
12
D0
I/P
13
602-ZP
I/P
14
602-MODE
I/P
15
602-IRQN
O/P
16
602-DET
O/P
17
602-RXCK
I/P
18
602-RXD
O/P
19
602-LVCP
O/P
20
/MUTE
I/P
Description
+ve power from external power supply.
0V power from external power supply.
Enables Tx from the DTMF generator.
Controls the relay which applies an ac load
across the line.
Controls the relay which applies a wetting
pulse across the line.
Controls the relay which connects the
transformer across the line.
Control Line "D3" to the DTMF generator.
Control Line "D2" to the DTMF generator.
Control Line "D1" to the DTMF generator.
Control Line "D0" to the DTMF generator.
FX602: Zero-Power Select pin
FX602: Mode Select pin
FX602: µC Interrupt
FX602: Detect pin
FX602: Rx Data Clock pin
FX602: Rx Data pin
Line Voltage Change Pulse from the
parallel phone detector.
Control Line to unmute the Local Voice
input (TP18).
J2
1, 2
-
3
A
4
B
5, 6
-
-
Not Used. No connection needed.
BI
Bidirectional 'phone line (A = TIP)
BI
Bidirectional 'phone line (B = RING)
-
Not Used. No connection needed.
J3
Notes:
1
2
I/P = Input
VSS
VIN
Power
Power
O/P = Output
0V power from external power supply.
+ve power from external power supply.
BI = Bidirectional
© 1996 Consumer Microcircuits Limited
6
UM6020/4