BECKHOFF BC2000 - Manual (Page 23)

Settings in the TwinCAT System Manager
BC2000 22
Registers of the Bus Terminal Controller
Port 100 The port number in the BC2000 for register communication is fixed at 100.
Index Offset
Index Group
High WORD Low WORD
Meaning
0 0-127 0-255 Controller registers
High WORD table number of the
controller
Low WORD register number of
the table
Index Group / Index Offset
1-64 0-3 1-64 Terminal registers
High WORD channel number
Low WORD register number of
the terminal
i
Note
When reading registers it should be noted that the time out for the ADS
block is set to a time longer than 1 sec.
Diagnostics in the BC2000
It is possible to read the diagnostic data in the bus terminal controller. This
information is located in the flags area.
Flag byte
Meaning
%MW508 Bit 0: Fieldbus error
Bits 1-15: reserved
%MW510 Bit 0: Terminal bus error
Bit 1: Configuration error
Bits 2-15: reserved