Evaluation Kit for CMX612
EV6120
TEST POINTS - EVALUATION BOARD
Test Point
Ref.
TP1
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP12
TP13
TP14
TP15
TP16
TP17
TP18
TP19
Default
Measurement
0V
0V
-
-
-
-
-
-
-
-
-
-
-
0V
0V
VDD
8 - 24V
3.3V
0V
VSS connection.
VSS connection.
Ev board side of transformer.
Hybrid transmit input (Local Voice and Ack).
Hybrid receive output/CMX612 AOP2 (Remote Voice/CAS/FSK).
Muteable local speech input.
CMX612 RD input, pin 3.
CMX612 RT signal, pin 4.
CMX612 AOP1 signal, pin 5.
CMX612 RXD output, pin 21.
CMX612 RXCK input, pin 19.
CMX612 DET output, pin 18.
CMX612 IRQN output, pin 17. A pull-up resistor R43 is included on
board.
VSS connection.
VSS connection.
VPP programming voltage input for PIC16C74A.
VIN connection.
VDD connection.
CAS/SDT/VMWI detect indicator - labelled CAS.
Description
©
2000 Consumer Microcircuits Limited
7
UM6120/1
CMLMICRO [ CML MICROCIRCUITS ]
