38
Sect
ion 3
CompoN
et
Communic
a
tions
Spec
if
ic
at
ions
E3NW-CRT
User’s Manual
Section 3
Overview of the Sensor Communications Unit with CompoNet Communications
Explicit Message Communications Application Example
Example: Writing a Threshold Value of 1,100 (64 hex) for IN1 (Sensor Amplifier Unit
Output 1) of Unit 1
• Command Format for Setting Maximum Sensitivity
Send the following explicit message.
Refer to Explicit Message Communications on page 49 in Section 3 CompoNet
Communications Specifications for actual settings.
CompoNet Unit (CS1W-CRM21)
Unit 0 (Unit address: 20 hex)
CS1
CPU
Unit
CMND
instruction
CompoNet
Sensor Amplifier Unit
Set the sensor threshold value setting
for IN1 (Sensor Output 1) of Unit 1.
E3NW-CRT
node address 00
Explicit message
Destination node address
Service code
Class ID
Instance ID
Attribute ID
Data
1,000 hex
10 hex
9C hex
01 hex
72 hex
00000064 hex (100)
S:
D01000 2
8
0
2
Command code
D01001 1
0
0
0
Slave node address 00
D01002 0
0
1
0
Service code 10 hex
D01003 0
0
9
C
Class ID 9C hex
D01004 0
0
0
1
Instance ID 01 hex (unit number )
D01005 7
2
6
4
Attribute ID 72 hex + Data 64 hex (4th byte (least significant))
D01006 0
0
0
0
Data 00 (3rd byte) + Data 00 (2nd byte)
D01007 0
0
0
0
D:
D02000
Set the first word address to store the response data.
C:
D00000 0
0
0
F
Command data bytes: 15
D00001 0
0
0
A
Response data bytes: 10
D00002 0
0
0
0
Destination network address 0
D00003 0
0
2
0
Destination CompoNet node address: 00 hex
Destination master unit address: 20 hex
D00004 0
0
0
0
Response required, communications port number 0, number of
retries: 0 hex
D00005 0
0
C
8
Response monitoring timer: 30 seconds
Execution A20200
201607
Network
communications
enabled
Remote I/O
communications
in progress
CMND
D01000
D02000
D00000
The 15 bytes of command data
starting from D01000 is sent to
destination node address 00, then
the 10 bytes of response data is
stored starting from D02000 of
the local node (D00000 contains
control data).
Содержание CompoNetT E3NW-CRT
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