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Mz-2000 midi implementation – Casio MZ-2000 User Manual

Page 19

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18

MZ-2000 MIDI Implementation

✩ One data size (number of bits) minus 1

d3[0] 000zzzzz

zzzzz = number of bits - 1

When zzzz + 1 is: The number of data bytes is:

1 to 7 1

8 to 14 2

15 to 21 3

22 to 28 4

29 to 35 5

✩ Parameter Values

7 bits or less

d4[0] 0xxxxxxx xxxxxxx = Data

8 to 14 bits

d4[0] 0xxxxxxx XXXXXXXxxxxxxx = Data

d4[1] 0XXXXXXX

15 to 21 bits

d4[0] 0xxxxxxx yyyyyyyXXXXXXXxxxxxxx = Data

d4[1] 0XXXXXXX

d4[2] 0yyyyyyy

4.4.3 Patch Common Parameters

4.4.3.1 System Reverb

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Para ID

Parameter

Bit

Default

Value

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

0000

RevMacro

8

00H - 0DH

04H

Reverb Macro

Batch resets system reverb parameters to their preset values.

value

macro

- - - - - + - - - - - - -

00H

Room1

01H

Room2

02H

Room3

03H

Hall1

04H

Hall2

05H

Plat1

06H

Delay

07H

PanDly

08H

Room4

09H

Plate2

0AH

Small Hall

0BH

Medium Hall

0CH

Large Hall

0DH

Bright Hall

0001

RevChara

8

00H - 07H

04H

Reverb Character

Selects the system reverb program type.

value

character

- - - - - + - - - - - - -

00H

Room1

01H

Room2

02H

Room3

03H

Hall1

04H

Hall2

05H

Plat1

06H

Delay

07H

PanDl

0002

RevPreLpf

8

00H - 07H

00H

Reverb Pre Low Pass Filter

Sets the cut off frequency value of the low pass filter (-6dB/oct), which filters the

high frequency components of the sound input into system reverb.

value

cutoff freq.

- - - - - + - - - - - - -

00H

bypass

01H

20000 (Hz)

02H

8500 (Hz)

03H

5500 (Hz)

04H

3500 (Hz)

05H

2500 (Hz)

06H

1500 (Hz)

07H

500 (Hz)

0003

RevLevel

8

00H - 7FH

40H

Reverb Level

Sets the return (output) level of the reverb sound.

value

level

- - - - - + - - - - - - -

00H

0 (%)

40H

100 (%)

7FH

200 (%)

0004

RevTime

8

00H - 7FH

40H

Reverb Time

Sets the reverb time of the reverb sound.

0005

RevDelayFeedback

8

00H - 7FH

00H

Reverb Delay Feedback

Sets the delay feedback level.

This parameter is valid only when RevChara is 6 or 7, and when RevMacro is 6 or 7.

A setting of 60H or greater clips 75%.

value

level

- - - - - + - - - - - - -

00H

0 (%)

60H

75 (%)

7FH

75 (%)

0006

RevPreDelayTime

8

00H - 7FH

00H

Reverb Pre-Delay Time

Sets the delay time until reverb is output.

value

level

- - - - - + - - - - - - -

00H

0 (ms)

7FH

127 (ms)