Alesis MIDIVERB IV, Service Manual

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Alesis MidiVerb IV Service Manual 17 03/05/99
PROGRAM TABLE DATA
The Program Change Table data consists of 256 transmitted bytes. This results in 128 actual bytes, since the
data is nibblized and transmitted as follows:
0000dddd first byte contains high nibble (bits 4-7)
0000dddd second byte contains low nibble (bits 0-3)
Values 0-127 correspond to Preset Programs 00-127; values 128-255 correspond to User Programs 00-127.
EDIT BUFFER DATA
The Edit Buffer data consists of one Program Data Block, defined below.
Program Data Block
Reserved Always zero
Configuration 0-31
8-Byte Name
16 Parameters
nibblized so transmit as 32 bytes
ALL USER PROGRAMS DATA
The All User Programs data consists of 128 Program Data Blocks, defined above.
SINGLE PROGRAM DATA
The Single Program data is defined as follows:
Program number 0-127 (selects User 00-127)
Program Data Block
STORE PROGRAM DATA
This message has no corresponding request and contains a single byte of data. It instructs the MidiVerb 4 to
store the current contents of the Edit Buffer into a specified User memory location. The data byte contains
the User Program number 0-127.
NOTES
When you send MIDI Sysex "All" from the MidiVerb 4’s Util Mode this sends four messages total: System
Info, Program Table, Edit Buffer, and All User Programs.