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Junger Audio b44 - SDI Audio Converter/Router User Manual

Page 12

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3. INSTALLATION

Pin assignments

SERIAL

Pin

Signal name

Functions

1

RXD + 422

Receive data RS-422

2

TXD-232

Transmit RS-232

3

RXD-232

Receive RS-232

4

Not used

5

GND

Ground

6

RXD - 422

Receive data RS-422

7

Not used

8

TXD - 422

Transmit data RS-422

9

TXD + 422

Transmit data RS-422

Electrical specification:


signal

in-/outputs RS-232/RS-422

The SDI converter/router b44 can be remote-controlled by means of
serial remote CAN-bus.

3.8.3

CAN BUS
REMOTE
CONTROL


use :

remote-controlled changeover of presets


protocol:

available on request


connector:

D-SUB 9pin, male


Pin assignments

CAN

Pin

Signal name

Functions

1

Not used

2

CAN -

CAN low

3

Not used

4

Not used

5

GND

GND

6

GND

GND

7

CAN +

CAN high

8

Not used

9

Not used


CAN-bus termination

CAN-bus (Controller Area Network) has to be terminated at both ends of the
bus chain by 125 Ohms. Therefore termination jumper in the B44 can be used.

#2

#3

125Ohm

#4

125Ohm

#1

CAN+
CAN-

page 3-4 Operation manual b44, chapter 3 -installation-