Chapter8 Communication Function
8-27
(5) Example
This example supposes that registered device No. 1 of station No. 1 is read. and BCC value is checked.
And it is supposed that device M000 is registered and the number of blocks is 1.
x
Computer request Format (PC
→
K7 Base Unit)
Format name
Header
Station No.
Command
Registration No.
Tail
Frame check
Frame (Example)
ENQ
H01
y
H01
EOT
BCC
ASCII value
H05
H3031
H79
H3031
H04
y
For ACK response after execution of command (PC
←
K7 Base Unit)
Format name
Header
Station No.
Command
Registration
No.
Number of Blocks
Number of
data
Data
Tail
Frame
check
Frame (Example)
ACK
H01
y
H01
H01
H04
H23422339
ETX
BCC
ASCII value
H06
H3031
H79
H3031
H3031
H3034
H3233343232
333339
H03
z
For NAK response after execution of command (PC
←
K7 Base Unit)
Format name
Header
Station No.
Command
Registration No.
Error code
Tail
Frame check
Frame (Example)
NAK
H01
y
H01
Error code (2)
ETX
BCC
ASCII value
H15
H3031
H79
H3031
Error code (4)
H03
Содержание K7 Series
Страница 1: ...User s Manual Programmable Logic Controller IMO K7 IMO Precision Controls...
Страница 21: ...Chapter 4 Names of Parts 4 4 1 2 30 points base unit 4 1 3 40 points base unit 4 1 4 60 points base unit...
Страница 57: ...Chapter 6 Input and Output Modules 6 3 40 point base unit 4 60 point base unit DC24V DC24V DC24V DC24V...
Страница 166: ...Chapter8 Communication Function 8 43 Set parameters like the following table and click OK button Program...
Страница 189: ...Chapter 8 Communication Function 8 66 You can see the framelist which is designated Click OK button...
Страница 234: ......