Specifications; Rs-232 Interface; Rs-232 Control Protocol - Bosch DVR1A1081 Installationshandbuch

DVR1A1081 | Installation Manual | Chapter 5
5

Specifications

5. 1 RS-232 interface

The DVR can be controlled by a computer or a
terminal via the standard D-SUB 9-pin RS-232
connector.
Pin
DVR1C1161
1 NC
2 TXD
3 RXD
4 NC
5 GROUND
6 NC
7 NC
8 NC
9 +5V
The transmission setting is 9600 baud rate, 8 data bits, 1
start bit, 1stop bit and no parity.

5.1.1 RS-232 control protocol

A computer or a terminal can be used to control the unit
by sending three character ASCII commands through
the RS232 connector, these ASCII commands are
started with 'K' or 'k'. There are 30 ASCII commands
mapped to the 30 keypads in the front panel. The 30
ASCII commands are shown on the following table.
Bosch Security Systems | 2004-11
Pin
HOST
1 NC
2 RXD
3 TXD
4 DTR
5 GROUND
6 DSR
7 RTS
8 CTS
9 NC
ASCII FUNCTION
CODE
K01 Start Recording
K03 Stop Recording and
Playing back
K04 Playing back
K05 Pause the playback
picture
K06 Search playback
K00 Copy picture into
CF card
K02 On screen display
K07 Confirm the
selection
K08 Enter Setting Menu
K09- Fast reverse
K15 playback speed
K16 - Fast playback speed >> 1-640 X,
K22
K23 Rewind the still
image
K24 Advance the still
image
EN | 19
Keypad in
front panel
REC
STOP
PLAY
PAUSE
SEARCH
COPY
DISPLAY
ENTER
MENU
<< 1-640 X,
1/2-1/64
1/2-1/64
JOG-REW
JOG-FF