Communication Settings; Command Format - 3M X21i Operator's Manual

3M™ Digital Projector X21i/X26i

Communication settings

1. Protocol

2. Command format

Command
Action
<SET>Change setting to
<GET>
Increment setup value
<EXECUTE> Run a
[Header code], [Packet], [Data size]
For byte number
table (
17)
.
[Action]
Set functional code to byte number 7, 8.
<SET
<
Refer
the command table above.
to
[Type], [Setting code]
For byte number
table (
17)
.
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("h" shows hexadecimal)
0 1 2
Header
Header
code
Packet
H
BEh EFh 03h
.
5, 6,
refer to
GET
EXECUTE
9 ∼ 12
, refer to
RS-232C Communication (continued)
3 4 5 6 7
CRC
Action
size
H H
(aH) 01h 00h
(aH) 02h 00h
06h 00h
(aH) 04h 00h
(aH) 05h 00h
(aH) 06h 00h
~ 4.
8 9 10 11
Setting
Type
code
H H
(bH)
(bH) 00h 00h
(bH) 00h 00h
(bH) 00h 00h
(bH) 00h 00h
> =
command
12
H
(cH)
9