Rs-232 / serial port command examples – Epiphan Networked VGA Grid User Manual
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Networked VGA Grid User Guide
7-9 Control with RS-232 / Serial Port
Table 38
RS-232 Status Changed Messages
Command Name
Description
STATUS.
Provides the status of the recording service for the channel's as one of:
l
Running
l
Stopped
l
Uninitialized
The Uninitialized status is sent when there is an internal error. Check the
system for more details.
RS-232 / Serial port command examples
The following examples demonstrate how to use some of the RS-232 commands supported by the system. The
list of supported SET and GET parameters are found in
Configuration Keys for Third Party APIs
.
Each command sent to the Networked VGA Grid via RS 232 must be terminated with a line feed (LF)
character (ASCII code 10). Your software may need to be configured to add the line feed to each
command.
For values with spaces, enclose the value in quotation marks. For empty values, use empty quotation marks
with nothing between.
1. To start recording on channel 2:
START.2
2. To stop recording on channel 2:
STOP.2
3. To start recording on all channels and recorders:
START
4. To get the value of the frame size (resolution) for channel 2:
GET.2.framesize
5. To set the frame size (resolution) on channel 2, enclose the parameter in quotes to preserve the spaces:
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