Beckhoff KL6021-0023, Documentation, Page: 27 / 34

Access from the user program
KL6021-0023 and KL6023 27 Version: 2.0.0
6.3 Register overview
These registers are used to parameterize the terminal KL6021. They can be read or written by means of the
register communication.
Register no. Comment Default value R/W Memory
R0 reserved - - - -
... ... ... ... ... ...
R5 reserved - - - -
R6 [
}
28]
Diagnostic register 0x0000 0
dec
R RAM
R7 [ } 28]
Command register 0x0000 0
dec
R/W RAM
R8 [
}
28]
Terminal type 0x1785 6021
dec
R ROM
R9 [ } 28]
Firmware version e.g. 0x3541 e.g. 13633
dec
R ROM
R10 Multiplex shift register 0x0230 560
dec
R ROM
R11 Signal channels 0x0160 352
dec
R ROM
R12 Minimum data length 0x6060 24672
dec
R ROM
R13 Data structure 0x0002 2
dec
R ROM
R14 reserved - - - -
R15 Alignment register typically 0x7F80 typically 32640
dec
R/W RAM
R16 [ } 28]
Hardware version number e.g. 0x0000 e.g. 0
dec
R/W SEEPROM
R17 reserved - - - -
... ... ... ... ... ...
R28 reserved - - - -
R29 [ } 28]
Terminal type - special identification 0x0017 23
dec
R ROM
R30 reserved - - - -
R31 [
}
28]
Code word register 0x0000 0
dec
R/W RAM
R32 [
}
28]
Feature register 0x0000 0
dec
R/W SEEPROM
R33 reserved - - - -
R34 reserved - - - -
R35 [
}
28]
Number of data bytes sent to the
Bus Coupler 0x000B 11
dec
R ROM
R36 reserved - - - -
... ... ... ... ... ...
R63 reserved - - - -