Yamaha TX 816 - Page 55

Format Number
Byte Count
Byte
Count
Data
Check
Sum
EOX
00000000
00000001
00011011
Oddddddd
Oddddddd
Oeeeeeee
11110111
1
55 bytes of
voice
data
sent
d=0 to 127
This format
is
for
the input of the data
of a single voice. The
green Parameter
Change
LED
flashes
when data
is received.
The 155
bytes
okf
voice
data
go
into
the
Edit
buffer,
replacing any
existing
data there. The
checksum (Oeeeeeee)
is the
least
significant
7
bits of the
2's complement
sum of 1 55
data
bytes. Oeeeeeee
must
be determined
so that the least
significant
7 bits of the
sum of the 155
data
bytes
and
checksum
equal zero.
(H)
1
Performance Bulk
Data
Status
I.D.
Sub-status/Ch.
Format
Number
Byte
Count
Byte
Count
Data
Check
Sum
EOX
11110000
01000011
OOOOnnnn
00000001
00000000
01011110
Oddddddd
Oddddddd
Oeeeeeee
11110111
94
bytes of
function
data
sent
This format is for the
input of the
function
data of a single
voice.
The green
Parameter
Change LED
flashes
when
data
is
received.
Out of the 94 bytes
sent
only
the data
corresponding
to the TF1
goes into the Edit Buffer,
altering the
function
data of
any voice
currently in
the Edit Buffer.
(iii)
64 Performance
Buld Data
Status
I.D.
Sub-status/Ch.
Format
Number
Byte Count
Byte
Count
Data
Chaek
sum
EOX
11110000
01000011
OOOOnnnn
00000010
00100000
00000000
Oddddddd
Oddddddd
Oeeeeee
11110111
4096
bytes
of
data
sent
This
format is for
loacing
function
data
in
to the TF1 Memory.
It
can only
be
input
when
the Memory
protect
is OFF. When
data is input, the
Memory
Protect LED
54