Number: 97
Affects:
Causes a Data Buttonto decrement (ie, decrease by 1) its current value. Usually, this data button's value is being used to set some Registered or Non-Registered Parameter. Which RPN or NRPN parameter is being affected depends upon a preceding RPN or NRPN message (which itself identifies the parameter's number).
Value Range:
The value byte isn't used and defaults to 0.