Digisol DG-SC8860VPI User Manual page 48

Here is the description of every setup item:
Item
Enable RS-485
Use Pelco-D
Use Custom
Protocol
When you finish with above settings, click 'Apply' button to save changes.
Description
Check this box to enable RS-485 functionality.
Select this option and RS-485 interface will output pan-tilt control signal in
Pelco-D format. This format is widely accepted by most of pan-tilt camera
cradles.
You can also input pan-tilt camera cradle's address code in 'Address' field.
This code must be identical to pan-tilt camera cradle's address code.
When the pan-tilt camera cradle does not support Pelco-D protocol, you can
define a protocol's detail by this function.
Please refer to pan-tilt camera cradle's user manual to define the protocol.
-Baud Rate: Select data baud rate of RS-485 interface that pan-tilt camera
cradle will accept. When the length of RS-485 connection is very long
(longer than 200M), it's not recommended to use high speed connection
(greater than 2400bps).
- Data Bits: Select data bits of RS-485 connection.
- Parity: Select parity bit: odd, even, or space.
- Stop Bit: Select stop bit: 1 or 2.
- Home/Up/Down/Left/Right: Input the command string used to move pan-tilt
camera cradle to home or up/down/left/right position. You can click 'Test'
button to send command string for testing.
- Command 1 ~ 5: You can define extra pan-tilt camera cradle control strings
here by giving it a name (Command Name) and command string
(Hexadecimal Message). You can also click 'Test' button to send command
string for testing.
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DG-SC8860VPI User Manual