28
H
U
I R E F E R E N C E G U I D E
Function
Transmitted
Recognized
Remarks
Basic Channel
Default
1
1
Channel 1 only
Changed
Mode
Default
X
X
Not Applicable
Messages
X
X
Altered
X
X
Note
O
X
90 00 7F Echoed - sent and received
Number
True Voice
X
O
90 00 00 “active sensing” only
Velocity
Note ON
X
X
Note OFF
Aftertouch
Keys
X
O
meters
Channels
X
X
Pitch Bend
X
X
Control Change
00-07 Faders
0C (2C) LEDs
Fixed specification
(20-27)
Servo Faders
Fader resolution
08-0B Ctrl Pots
Relays
(00-07 MSB)
0D Jog wheel
Clicker
(20-27 LSB)
0F (2F) Switches
Tone
40-4C V-Pots
Touch Off
Program
Change
true number
X
X
System Exclusive
X
O
Character displays, System Parameters
System Common Song Pos
X
X
Song Sel
X
X
Tune
X
X
System
Clock (F8)
X
O
Increment frames display (+1)
Real-time
Commands
X
X
MTC
X
O
MTC 1/4 frame
Local On/Off
X
X
Aux
All Notes Off
X
X
Messages
Active Sensing
X
*
* see Note Number above
System Reset
X
X
Mode 1: Omni On, Poly
Mode 2: Omni On, Mono
O: Yes
Mode 3: Omni Off, Poly
Mode 4: Omni Off, Mono
X: No
HUI MIDI Implementation Chart
Version: 1.0
Date: 9/19/97
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
RXD
TXD
GND
RXD
TXD
GND
DB9
FEMALE
DB9
FEMALE
TO
COMPUTER
RS-232 PORT
(May require an
adapter to match
connector on your
computer)
TO
HUI
SERIAL PORT
STANDARD DB9
COMPUTER CABLE
See page 19 for more pin configuration
information.
SPECIFICATIONS
RS-232 Connection Diagram
SPECIFICATIONS