LSIS XGL-C22A, Руководство пользователя, Страница: 118 / 299

Chapter 7 XGT Dedicated Communication
7-16
(d) Example
Registers device M000 of station no. 1 as registration no. 01
1) XGT client: frame to register monitor variable
Classification Head
Station
no.
Instruction
Registrat
ion no.
Registration format
Tail
Frame
check
R##
No. of
block
Variable
length
Variable
name
Frame ENQ 01 X(x) 01 RSS 01 06 %MW000 EOT BCC
Hex h05 h3031 h58(78) h3031
h52535
3
h30
31
h3036
h25545730
3030
h04
2) XGT server: monitor variable response frame
▷
In case of ACK response
Classification Head Station no. Instruction Registration no. Tail Frame check
Frame ACK 01 X(x) 01 ETX BCC
Hex h06 h3031 h58(78) h3031 h03
▷
In case of NAK response
Classification Head Station no. Instruction
Registration
no.
Error code Tail Frame check
Frame NAK 01 X(x) 01 Error code (2) ETX BCC
Hex h15 h3031 h58(78) h3031 Error code (4) h03
(2) Execution of monitor (Y##)
This function is used to read the device registered by monitor registration. It specifies the registration number to read the
device registered in that number.
(a) XGT client: frame to execute monitor
Classification Head Station no. Instruction Registration no. Tail
Frame
check
Frame ENQ 10 Y(y) 09 EOT BCC
Hex h05 h3130 h59(79) h3039 h03
(b) XGT server: example of response frame about execution of monitor
1) In case of ACK response
▷
In case that registration format of registration number is reading single device
Classific
ation
Head
Station
no.
Instruction
Registratio
n no.
No. of
block
No. of
data
Data Tail
Frame
check
Frame ACK 10 Y(y) 09 01 02 9183 ETX BCC
Hex h06 h3130 h59(79) h3039 h3031 h3032
h3931383
3
h03