Oxygen 88 | User Guide 37 |
16,384 step resolution through combined Coarse and Fine messages
Most assignable MIDI controls, including those on Oxygen 88, operate with a resolution of 128 steps. Standard MIDI CC messages that can be used universally between different MIDI devices are also limited to a resolution of 128 steps. However, the RPN/NRPN concept allows for a resolution of 16,384 steps by combining two
Hardware controller knobs or sliders that take advantage of the full
0
0
1
2
3
44
55
66
77
88
99
127
Fine
1
0
1
2
3
44
55
66Fine
77
Coarse88
99
127
2
0
1
2
3
44
55
66
77
88
99
127
Fine
3
16,384
The RPN/NRPN coarse message divides the range of 16384 steps into 128 segments and activates them by sending each segment's first value, while the RPN/NRPN fine message provides the 128 steps of resolution contained in each of these segments.