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*
Data
Transfer
W-50
can
transmit
and
receive
the
various
parameters
using
System
Exclusive
messages
of the following
data
format.
GS Common
Exclusive
messages
use
Model
ID
=
42H
and
Device
ID
= 17(1
OH).
W-50
have
a unique
Exclusive
communication
function
which has
it's
own
Model
IDs
in
addition
to
the
GS Common
Exclusive
messages.
t
Request data
1
RQ1
(11H)
This
message
is
sent out
to
request
the
remote device
to
send
back
the
required
data.
I*
contains
data
for
the
address
and
size thai
specify
designation
and
length,
respectively.
On
receiving
a proper
RQ1
message
*he
device
will
transmit
a "Data
set
1
(DTI)"
message, which
contains
the
resisted data
Otherwise,
the
device
will
°ot
send
anything.
brarus
FQH
Bvte
Data
Byte
Status
4!H,dev, 42H,
1
1
H,
aaH,
boH
ccH.
ssH,
\\H,
uuH,
sum
F7H
Description
FOH
4!H
ciev
42H
11H
aaH
bbH
ccH
ssH
rrH
uuH
sum
F7H
Exclusive
status
Manufacturer's
ID
(Roland)
Device
ID (dev:
OOH
—
1
FH(
Model ID(GS)
Command
ID(RQ]}
Address
MSB
Address
LS8
Size
MSB
Size
LSB
Checksum
EOX
(End
of exclusive)
32)
The
default
value
is
10H(17).)
"
W-50
only recognizes
the
RQ1
messages
whose
address
and
size
match
the
Parameter Address
Map
(Section
8).
'
The
error
checking process
uses
a Checksum.
Refer
to
Section
9
to
calculate
a
Checksum.
t
Data
setl
DTI (12H)
This
message
corresponds
to
the actual
data
transfer
process.
On
receiving
a DT1 message,
the
device
writes the
data
to
internal
memory
according
to the
address.
Status
F7H
Status
Data
Byte
FOH
41 H, dev,
42H,
12H,
aH,
bbH.ccH.ddH,
...
eeH,
sum
Byte
Descriptic
FOH
Exclusive
status
41H
Manufacturer's
ID (Roland)
dev
Device
ID (dev:
OOH
—
1FH(1
42H
Model
ID
(GS)
12H
Command
ID
(DTI
aaH
Address
MSB
bbH
ccH
Address
LSB
ddH
Data
32)
The
default
value
is
1
0H
(
1
7).}
eeH
Data
sum
Checksum
F7H
EOX
(End
of exclusive)
*
W-50
only recognize
the
DTI messages
whose
address
and
size
match
the
Parameter Address
Map
(Section
8).
'
To
send
large
DTI messages
at
a
time, insert
40ms
—
intervals at least
in
between each
packet.
'
The
error
checking process
uses
a Checksum.
Refer
to
Section
9
to
calculate
a
Checksum.
4.
Transmit data (GS
Sound Generator
section)
§
Channel
Voice
Messages
The
message
Is
transmitted
through
the
Tx
Channel
set in
the
MIDI
Function.
When
set to
PART
transmission takes place
on
the
MIDI
receive
channel
set
for
the currently
Part.
•
Note
off
Status
Second
Third
8nH
kkH
wH
9nH
kkH
OOH
n
= MIDI
channel
number
:0H-
FH(ch.l
-
-ch.16)
kk
= Note
number
:00H
-
7FH
(0
-
-
127)
w
=
Velocity
:00H
-
7FH
(0
-
-
127)
•
Note on
Status
Second
Third
9nH
kkH
wH
n
= MIDI channel
number
:0H
—
FH
(ch.l
-
-ch.16)
kk
=
Note
number
OOH
-
7FH
(0
-
- 127)
w
=
Velocity
01H
—
7FH
(1
-
-
1
27)
•
Control
chanqe
f
Bank
select
Status
Second
Third
BnH
OOH
mmH
BnH
20H
IIH
n
= MIDI channel
number
OH-
FH(ch.l
-
-ch.16)
mm
=
MSB
of
bank
-lumber
OOH
-
42H
(0
-
-66)
I!
= LSB
of
bank number
OOH
(0|
'
This
message
is
transmitted
when
tone
change
is
made
on
the
pane!
or
"Send
GS/GM
Setup"
is
executed
f
Modulation
Status
Second
BnH
01H
Third
wH
OH
-
OOH
FH(ch
1
—ch.16)
7FHI0-
127)
n
- MIDI channel
numbe
w
= Modulation depth
*
This
message
is
transmitted
when
the
Modulation
Lever
is
used
t
Portamento
time
Status
Second
Third
BnH
05H
wH
n
= MIDI
channel
number
w
= Portamento
time
OH
-FH
(ch.l
-ch.16)
00H
—
7FH
(0
—
1
27)
*
Tfie
current
setting
value
is
transmitted
when
the
Portamento
button
on
the
panel
is
turned
on.
t
Data
entry
Status
Second
BnH
06H
BnH
26H
Third
mmH
IIH
n
= MIDI
channel
number
:0H--FH(ch.l
—ch.16)
mm,
II
= Value
of the
parameter
specified with
RPN
and/or
NRPN
*
This
message
is
transmitted
when
tone
change
is
made
on
the
panel or "Send
GS/GM
Setup"
is
executed.
t
Volume
Status
Second
Third
BnH
07H
wH
n
= MID!
channel
number
OH
-
•FHfch.l
-
-ch.16)
w
= Volume
:00H
-
7FH
(0
-
-127)
'
This
message
is
transmitted
when
"Send
GS/GM
Setup"
is
executed.
t
Panpot
Status
BnH
Second
0AH
Third
wH
OH
—
FH
(ch.l
-ch.16)
OOH
-
40H
—
7FH
(0
—
64—1
27)
n
= MID!
channel
number
w
=
Panpot
*
This
message
is
transmitted
when
"Send
GS/GM
Setup"
is
executed.
f
Expression
Status
Second
Third
BnH
0BH
wH
:0H
—
FH(ch.l
—ch.16)
:00H
—
7FH
(0
-
1
27)
0BH
n
-
MIDI channel
number
w
-
Expression
*
This
message
is
transmitted
when
the edit
slider
is
operated
with
MIDI
Control
Mode.
t
Holdl
Status
Second
Third
BnH
40H
wH
n
=
MIDI channel
number
w
=
Control
Value
:0H
—
FH
(ch.l
-ch.16)
:00H
—
7FH
(0
—
1
27)
-
63 =
OFF,
64
—
1
27 =
ON
This
message
is
transmitted
when
the
Hold
Pedal
is
depressed.
100
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