microSYST migra MPB CAN, Руководство пользователя, Страница: 35 / 71

migra MPB CAN
Large Format Graphics Compatible LED Display with CANopen Interface
Page 35
microSYST Systemelectronic GmbH, Am Gewerbepark 11, 92670 Windischeschenbach
+49 9681 91960-0, +49 9681 91960-10, info@microsyst.de, www.microsyst.de
3.10 Examples
Read out online text to a large format display at address 1:
1. Without checksum, with response
STX DA SA FC Data Unit ETX
Start of text Destination
address
Source
address
Frame control “Hello world” End of text
00000010
b
10000001
b
10000000
b
10000001
b
00000011
b
02
h
81
h
80
h
81
h
... 03
h
Response from the large format display if no errors occur:
STX DA SA FC Data Unit ETX
Start of text Destination
address
Source
address
Frame control Error code End of text
00000010
b
10000000
b
10000001
b
10000000
b
00000011
b
02
h
80
h
81
h
80
h
“0”
(30
h
)
03
h
2. With checksum and response (in short form, HEX format)
The character “
A
” is to be displayed at the large format display at
address 1:
Master: 02 81 80 83 F0 F1
41
FA F6 03
Display: 02 80 81 80 30 03