System Setup

RS-232/RS-485 Remote Protocol

You can use the PC keyboard to simulate a DVR keypad.

Figure 3-10 PC Keyboard / DVR Keypad

DATA: Remote protocol using 8 bit data, 1 start bit, 1 stop bit.

ACT

OxCO

ID

CODE

STOP

(OxFF)

 

 

 

(Ox7F)

Table 3-6describes the keypad functions.

Table 3-6 Keypad Functions

Function

Code

ASCII

 

 

 

Menu

0x4D

M

 

 

 

Enter

0x0D

Enter

 

 

 

Search

0x48

H

 

 

 

Slow

0x53

S

 

 

 

Up / Pause

0x55

U

 

 

 

Down / Stop

0x4E

N

 

 

 

Left / Fast forward

0x4C

L

 

 

 

Right / Fast reverse

0x52

R

 

 

 

Play

0x50

P

 

 

 

Record

0x72

r

 

 

 

Rev 1.00

30

Document 900.0259

 

 

10/04