Beckhoff KL6811, Документация

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Access from the user program
KL6811 46 Version: 2.0.0
CAUTION
Invalid process data during register communication!
It is not possible to access the data registers during register communication! Process data that may still be
displayed is not valid!
Status byte for register communication
The status byte (SB) is located in the input image [
}
43] , and is transmitted from KL6811 to the controller.
Bit SB.7 SB.6 SB.5 SB.4 SB.3 SB.2 SB.1 SB.0
Name RegAcces
s R Reg. no.
Legend
Bit Name Description
SB.7 RegAccess 1
bin
Acknowledgement for register access
SB.6 R 0
bin
Read access
SB.5 to SB.0 Reg. no. Number of the register that was read or written.
5.3 Register overview
Register Comment Default value R/W Memory
R0 reserved - - - -
R1 [ } 46]
DALI-Slave-Counter - - R RAM
R2 to R5 reserved - - - -
R6 [
}
47]
Diagnostic register - - R RAM
R7 [ } 47]
Command register 0x0000 0
dec
R/W RAM
R8 [
}
47]
Terminal description 0x1A9B 6811
dec
R ROM
R9 [ } 47]
Firmware version e.g. 0x3143 e.g. 12611
dec
R ROM
R10 [
}
47]
Multiplex shift register 0x0118 280
dec
R ROM
R11 [
}
47]
Signal channels 0x0118 280
dec
R ROM
R12 [ } 47]
Minimum data length 0x1818 6168
dec
R ROM
R13 [
}
47]
Data structure 0x0000 0
dec
R ROM
R14 reserved - - - -
R15 [ } 47]
Alignment register - - R/W RAM
R16 [
}
47]
Hardware version e.g. 0x0000 e.g. 0
dec
R/W SEEROM/RAM
R17 to R30 reserved - - - -
R31 [ } 47]
Code word register 0x0000 0
dec
R/W RAM
R32 [
}
47]
Feature register 0x0000 0
dec
R/W SEEROM/RAM
R33 to R63 reserved - - - -
5.4 Register description
R1: DALI-Slave-Counter
After the startup of the KL6811, the number of DALI slaves found is stored here. This function can be
disabled with bit 4 of the feature register (
R32.4 [
}
47] ).