Roland MT-32 Owner's Manual page 40

MT -
32
never
requests data of the other parly.
The
following
sequence applies to the other
party that
wants
to
get
some
parameters
from
MT-32.
Receiver
[R013-
When a prograaaer or sequencer
needs MT-32 resident paraseter.
Trans*! tter(MT-32)
Risen
the
received Data request
contains
I)
address
that
Batches a paraueter base
address
and 2)
address size
is
1
or
store,
MT-32 sends the
data
in
that ares.
(DTI)
If
the address Batches the
parameter base address,
stores
the data
Into that location.
(DTI)
I
Wiil repeat sending Data set
}
until a!! requested data are
)
receivd by
the receiver.
}
Handshaking communication
Want
to
send data
WSD
40H
Byte Description
FOR Exclusive status
41H
Manufacturer's
ID
(
Roland
)
DEV
Device ID
1BH Model ID
40H
Coasand
ID
(
WSD
}
aaH
Address MSB 4-1
aaii
Address
aaH
Address LSB
ssH Size MSB
ssH Size
ssH
Size
LSB
SUB Check
sua
F7H EOX
(
End Of Exclusive
)
Request
data
RQD 41H
Byte
Description
FOH
Exclusive status
41H Manufacturer's ID
(
Roland
)
DEV Device
ID
16H Model ID
4 HI Coasand ID
(
RQD
)
aaH
Address MSB
H-l
aaH Address
aaH Address LSB
SSH Size MSB
ssH
Size
ssH
Size LSB
SUB Check sum
P7H EOX
{
End Of Exclusive
)
Byte Description
FDH Exclusive status
41H
Manufacturer's
ID
(
Roland
)
DEV Device
ID
16)1
Model ID
4211
Cowand
ID (
DAT
)
aaH Address MSB
aaH
Address
sail
Address LSB
ddll
Data
SUB Check sua
FTH EOX
(
End Of
Exclusive
)
*4-2
Acknowledge ACK 43H
Byte Description
FOH
Exclusive status
41H Manufacturer's ID
(
Roland
}
DEV Device ID
1BH
Model
ID
4311
Coasand
10
(
ACX
)
F7H EOX
{
End Of Exclusive
)
End
of
data
EOD 45H
Byte Description
FOH
4111
DEV
16H
4511
F7II
Exclusive status
Manufacturer's
ID
{
Roiand
)
Device
ID
Model
ID
Coaraand ID
(
EOD
)
EOX
(
End Of Exclusive
)
Communication
error
ERR 4EH
Byte Description
FOH Exclusive status
4111
Manufacturer's
ID
{
Roland
)
DEV Device
IS
16H Model ID
4E1I
Coasand
ID
{
ERR
)
F7II
EOX
{
End Of Exclusive
)
jectton
RJC 4FH
Byte
Description
FOH
411!
DEV
1BH
45H
F7H
Exclusive status
Manufacturer's ID
(
Roland
}
Device
ID
Mode! ID
Cosaand
ID
(
RJC
)
EOX
(
End Of
Exclusive
)
10