Casio PS-20 manual Program Change, Pitch Bend Change, RPN Registered Parameter Numbers

Master Fine Tuning

RPNMSB=00H RPNLSB=01H DataEntryMSB=mmH DataEntryLSB=llH	Tuning=0000Hto40H00Hto7FH7FH	+99.99cents)
	mmll..........MasterFine	(-100to0to

Master Coarse Tuning

RPNMSB=00H RPNLSB=02H DataEntryMSB=mmH mm.....MasterCoarseTuning=28Hto40Hto58H(-24to0to+24 semitones) Recognition ThedataentryLSBisalwaysignored.

RPN Null

	LSBs	oran
	MSBsand	RPNNull
	dataentry	otherthan
RPNMSB=7FH RPNLSB=7FH	Recognition OnceanRPNNullissent,allreceived	areignoreduntilanotherRPNmessage NRPNmessageisreceived.

Program Change

	Byte2	ppH	Number=00Hto7FH	messagesaresentwhenyouselectatoneonthe
Format	Byte1	CnH	pp........Program	Send ProgramChange	instrument.

Pitch Bend Change ★

	Byte3	mmH	ChannelNumber=0HtoFH(Ch1toCh16)	BendChangeLSB=00Hto7FH	BendChangeMSB=00Hto7FH
	Byte2	llH
	Byte1
Format		EnH	n..........Voice	ll..........Pitch	mm.....Pitch

Filter/AMPEnvelopeReleaseTime	NRPNMSB=01H	NRPNLSB=66H	DataEntryMSB=mmH	mm.....Filter/AMPEnvelopeReleaseTime=00Hto40Hto7FH	(-64to0to+63)	Recognition	Whentheinstrumentreceivesthismessage,thepresetFilter/AMP	EnvelopeReleaseTimevalueforthetoneischangedtothevalue	thatcorrespondstothedataentryMSBofthereceivedmessage.	ThereisnochangewhenthevalueofthedataentryMSBis40H(0).
				00Hto40Hto7FH(-64to0to			message,thepresetFilterCut	ischangedtothevaluethat	ofthereceivedmessage.There	dataentryMSBis40H(0).
FilterCutOffFrequency	NRPNMSB=01H	NRPNLSB=20H	DataEntryMSB=mmH	mm.....FilterCutOffFrequency=	+63)	Recognition	Whentheinstrumentreceivesthis	offFrequencyvalueforthetone	correspondstothedataentryMSB	isnochangewhenthevalueofthe

RPN (Registered Parameter Numbers)

Filter Resonance

	Byte3	qmH(MSB)	qlH(LSB)	(Ch1toCh16)
				Number=0HtoFH
	Byte2	65H	64H
				n VoiceChannel	qm MSBofRPN	ql.........LSBofRPN
Format	Byte1	BnH	BnH				Recognition
NRPNMSB=01H NRPNLSB=21H	DataEntryMSB=mmH		mm.....Resonance=00Hto40Hto7FH(-64to0to+63)	Recognition	Whentheinstrumentreceivesthismessage,thepresetFilter	Resonancevalueforthetoneischangedtothevaluethat correspondstothedataentryMSBofthereceivedmessage.There	isnochangewhenthevalueofthedataentryMSBis40H(0).

bytheinstrumentcanalsobe	entryvaluesafterundefinedRPN
RPNmessagesnotdefined	received,butsubsequentdata
•

Filter/AMP Envelope Attack Time

messagesareignored. •AftertheMSBandLSBofanRPNarereceivedandtheapplicable controlparameterssettingsaremade,thevalueissetbyreceipt oftheMSBofthesubsequentdataentry.ThedataentryLSBis	ignored.	AnRPNissentwheneveranoperationthatchangestheparameter	assignedtotheRPNisperformed.
		Send
	40Hto7FH		Filter/AMP
NRPNMSB=01H NRPNLSB=63H DataEntryMSB=mmH	mm.....Filter/AMPEnvelopeAttackTime=00Hto (-64to0to+63)	Recognition	Whentheinstrumentreceivesthismessage,thepreset

	★
	PitchBendSensitivity
thevalue	message.
forthetoneischangedto	entryMSBofthereceived
Timevalue	tothedata
EnvelopeAttack	thatcorresponds

RPN MSB = 00H

There is no change when the value of the data entry MSB is 40H(0).

LSB=00H	EntryMSB=mmH
RPN	Data

Filter/AMP Envelope Decay Time

Sensitivity=00Hto18H(0to24semitones)		isalwaysignored.
mm.....PitchBend	Recognition	ThedataentryLSB
NRPNMSB=01H NRPNLSB=64H	DataEntryMSB=mmH	mm.....Filter/AMPEnvelopeDecayTime=00Hto40Hto7FH (-64to0to+63)	Recognition Whentheinstrumentreceivesthismessage,thepresetFilter/AMP EnvelopeDecayTimevalueforthetoneischangedtothevalue thatcorrespondstothedataentryMSBofthereceivedmessage. ThereisnochangewhenthevalueofthedataentryMSBis40H(0).

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424A-E-064A

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