BECKHOFF C1220 User Manual
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Contents
2
Beckhoff Lightbus - PC interface card C1220
Contents
1. Beckhoff Lightbus System Description
3
2. Hardware description of functions
6
3. Software description of functions
7
General
7
Description of the communication channels
9
Test and analysis functions
11
Fibre-optic reset
11
Code word
12
Software version
12
Evaluation of Parity Errors
12
Fibre-optic attenuation test
13
Count peripheral modules
14
Test peripheral module addresses
14
Continuous sending
14
Software-RESET
15
Fibre-optic fracture point test
15
Invalid function selection
15
Configuration
16
Reinitializing communication management
16
CDL communication
16
Freely programmable communication
18
Cyclic communication
19
Transmitting the interrupt mask
19
String Communication
21
General
21
String structure
21
Initialisation of string communication
22
Registration of a string slave
23
Structure of the buffer for string communication
24
Sending a string
24
Receiving a string
24
Slave to slave string communication
24
Register communication
24
Process image control functions
25
C1220 II/O Error Counter
27
4. Technical Data
28
5. Installation notes
29
Jumper configuration
29
Status display
30
Installation in the PC
30