30.05.2014 Views

Expression 3 - ETC

Expression 3 - ETC

Expression 3 - ETC

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

MSC frame packet to run a cue:<br />

An MSC frame packet consists of several bytes. Byte types, their<br />

hexidecimal values and explanations are given in the table below.<br />

Byte type<br />

Value<br />

(Hex)<br />

Explanation<br />

Start Byte F0 Start of System Exclusive Message<br />

Send Channel<br />

System<br />

Exclusive<br />

Message<br />

“Lighting”<br />

command<br />

format<br />

“GO” general<br />

command<br />

Cue number<br />

7F<br />

Delimiter 00<br />

Faders 31<br />

or<br />

32<br />

Delimiter 00<br />

Start of message<br />

Send transmit channel number or 7F = “All<br />

Call” for system wide broadcasts<br />

2 Indicates System Exclusive Message is MIDI<br />

Show Control<br />

01 User can send 7F = “All Types”<br />

Cues numbered 0–9 are represented in an<br />

MSC frame as hexidecimal 30–39. For<br />

decimal cues, the point character is<br />

represented by hexidecimal 2E.<br />

Console faders are toggled by changing the<br />

Cue List number, with fader A/B represented<br />

by 31 and fader C/D represented by 32, both<br />

hexidecimal.<br />

Stop Byte F7 End of System Exclusive Message<br />

286 Chapter 24 Control interfaces

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!