User guide

CONTROLCHANGE

ToprogramtheRelaytorespondtoaControlChangemessage,senditthefollowingSystemExclusiveprogramming

command:

( and areoptional)

AllbytesmustbeinHexadecimalformat(seehexadecimalconversiontableatend)

issetasfollows:

if isomittedthen:

=00:relayOPENSfor controlvalues

=01:relayCLOSESfor controlvalues

=02:relayCLOSES threshold,OPENS threshold

=03:relayOPENS threshold,CLOSES threshold

if isincludedthen:

=00:relayproducesCLOSEDpulse threshold

=01:relayproducesCLOSEDpulse threshold

=02:relayproducesOPENpulse threshold

=03:relayproducesOPENpulse threshold

=MIDIControlChangenumber

=MIDIchannel(seeMIDIchanneltableatend)

=Thresholdvalue(thresholddefaultsto64ifthisbyteomitted)

=Pulsewidthin8msincrements,or1sincrementsifprecededby00

TheRelaywillacceptacombinedtotalof10NoteorControlChangesettings.

ToprogramtherelaytoclosewhenthevolumeonMIDIchannel16dropsbelowavalueof10andopenwhenitrises

above,set (relayOPEN threshold,CLOSED threshold), (07istheControlChange

numberforVolume), (0FspecifiesMIDIchannel16),and (0A isthehexadecimalvaluefor10,the

desiredthreshold).ThesevaluesresultinthefollowingSystemExclusiveprogrammingcommand:

F00000500602 F7

F00000500602aanncc(ttpp)F7 tt pp

Example

aa=03 nn=07

cc=0F tt=0A

03070F0A

all

above below

above

below

above

below

above below