NEC MultiSync X461UNV, Руководство пользователя

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Message format of the
“
Set parameter
”
is as follows,

Refer to section 5.3
“
Set parameter
”
for more details.
4
）
Set Parameter reply
The monitor replies with this message for a confirmation of the
“
Set parameter message
”
.
Message format of the
“
Set parameter reply
”
is as follows,

Refer to section 5.4
“
Set parameter reply
”
for more details.
5
）
Command
“
Command message
”
format depends on each command.
Usually, this
“
command message
”
is used for some non-slider controls and some special operations,
such as
“
Save current settings
”
,
“
Get timing report
”
,
“
power control
”
,
“
Schedule
”
, etc. Refer to
section 5.5
“
Commands message
”
for more details.
6
）
Command reply
The monitor replies to a query from the controller.
“
Command reply message
”
format depends on each command.
Refer to section 5.5
“
Commands message
”
for more details.
4.5 Check code
Check code is the Block Check Code (BCC) between the Header and the End of Message except SOH.
D
n+1
= D
1
XOR D
2
XOR D
3
XOR ,,, D
n
XOR: Exclusive OR
OP code
page
OP code Set Value
STX
Hi Lo Hi Lo MSB LSB
ETX
Result
OP code
page
OP code Type Max value
Requested setting
Value
ETX
STX
Hi Lo Hi Lo Hi Lo Hi Lo MSB LSB MSB LSB
Header Message Check code Delimiter
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
SOH D
0
Reserved D
1
Destination D
2
Source D
3
Type D
4
Length(H) D
5
Length(L) D
6
STX D
7
Data D
8
| |
| |
ETX D
n
Check code D
n+1
P P P P P P P P