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APPENDIX #6 - RS232 REMOTE PROTOCOL
The RS232 / Alarm input allows you to control the DVR system from your PC. In order to
achieve this, you will require an RS232 COM Port communication program installed on your
PC. There are many of these software programs available on the internet, some of which are
free.
For Pin Connection instructions, please refer to Appendix # 4
The remote connection on the DVR uses 8 data bits, 1 start bit, and 1 stop bit, no parity.
Below is a list of the control codes.
FUNCTION CODE ASCII FUNCTION CODE ASCII
KEY_MENU 0x4D M KEY_PLAY 0x50 P
KEY_SEARCH 0x73 s KEY_DOWN 0x4E N
KEY_ENTER 0x0D ENTER KEY_RIGHT 0x52 R
KEY_QUAD 0x51 Q KEY_KEY_LOCK 0x4B K
KEY_POP 0x5A Z KEY_CH1 0x31 1
KEY_PIP 0x70 p KEY_CH2 0x32 2
KEY_SLOW 0x53 S KEY_CH3 0x33 3
KEY_REC 0x72 r KEY_CH4 0x34 4
KEY_LEFT 0x4C L
TIMER REC PROCEED
0X54 T
KEY_UP 0x55 U
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