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D
Appendix D Definitions of the Function
Block for Slave Data Input/Output
D.1 Allocation Confirmation Function Block
(1) Definitions of Variables
(*===================================================
DeviceNet FB
Parameter Setting (Allocation Confirmation)
===================================================*)
VAR_INPUT
REQ:
BOOL; (*Execution request input*)
CH:
WORD; (*Channel specify*)
UNIT:
WORD; (*Unit specify*)
SLOT:
WORD; (*Slot specify*)
NODE:
UINT; (*Node address*)
END_VAR
VAR_OUTPUT
DONE:
BOOL; (*Completion output*)
ERR:
BOOL; (*Error output*)
STATUS:
WORD; (*Completion status*)
BS__ADD:
WORD; (*BS input data top address*)
BS_N:
UINT; (*Number of BS input data words*)
RPOL_ADD:
WORD; (*Polling input data top address*)
RPOL_N:
UINT; (*Number of polling input data words*)
WPOL_ADD:
WORD; (*Polling output data top address*)
WPOL_N:
UINT; (*Number of polling output data words*)
END_VAR
VAR_EXTERNAL
UINTADD:
UINT; (*UINT data*)
WORDADD:
WORD; (*WORD data*)
UINTDAT1:
UINT; (*UINT data*)
WORDDAT1:
WORD; (*WORD data*)
UINTDAT2:
UINT; (*UINT data*)
WORDDAT2:
WORD; (*WORD data*)
UINTDAT3:
UINT; (*UINT data*)
WORDDAT3:
WORD; (*WORD data*)
SW:
ARRAY[0...511] OF INT; (*SW register INT access*)
END_VAR
VAR
SLOTNO:
WORD; (*R/W slot number*)
TMP_CH:
WORD; (*R/W channel number*)
TMP_UNIT:
WORD; (*R/W unit number*)
TMP_CHUNIT:
WORD; (*R/W channel/slot numbers*)
