Austin Hughes Electronics rp-1020qd Betriebsanweisung
The device may be controlled via the male type 9 pin D-sub/RS-232 connector (#13) from a RC-5002 keypad, terminal or
computer using ASCII code.
computer using ASCII code.
Note: Please power off the unit before connecting the Remote Control keypad.
1. Pin assignment of the male type 9 pin D-sub connector:
When a computer is used to control this device through a RS-232 port, pin 6, 7, 8, and 9 must be disconnected to
prevent connecting the VCC and GND signals from the device to the computer. A RS-232 port only uses pin 1, 2,
and 3 for control signal transmission.
prevent connecting the VCC and GND signals from the device to the computer. A RS-232 port only uses pin 1, 2,
and 3 for control signal transmission.
2. A terminal or computer can be connected to the male type 9 pin D-sub connector on the real panel from it RS-
232 port to control this device using standard, uppercase ASCII codes.
232 port to control this device using standard, uppercase ASCII codes.
2.1 The ASCII command codes for the quad are listed in the table below. The transmission protocol is 1200-
baud rate, 8 data bit, 1 start bit, 1 stop bit, and no parity.
baud rate, 8 data bit, 1 start bit, 1 stop bit, and no parity.
Pin Assignment for Remote Control Connector
1
GND
4
NC
7
VCC
2
RX
5
NC
8
GND
3
TX
6
VCC
9
GND
11.3 Remote Control Connection & Operation
Chapter 11
1 2 3 4 5
6 7 8 9
Function
ASCII Command Code
Quad Screen Display
E
CH 1
A
CH 2
B
CH 3
C
CH 4
D
Freeze *1
EA, EB, EC, ED
Auto Switching Sequence
F
VCR/Live
G
Key Lock *2
H
Setup Menu *3
GH
Text Select Down *4
(GH) A
Text Select Up
(GH) B
Cursor Left
(GH) C
Cursor Right
(GH) D
Alarm Reset
I
P.32