Roland A-37 - Important Notes and Precautions; Power Supply Options; Placement and Environment Guidelines; Instrument Cleaning and Maintenance

3
aaH 1
st
Address byte (01H)
bbH 2
nd
Address byte (Patch Number 00H – 7FH; 0-127 )
ccH 3
rd
Address byte (00H)
ddH Data
:
:
eeH Data
sum Checksum
F7H EOX (End of System Exclusive message)
Each A-37 Patch is composed of 49 bytes. When these bytes are transmitted by SYS EX, they are divided in
eight byte groups.
The first data byte of each group contains the status of the BIT7 contained in each one of the next seven
bytes.