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Appendix C  Definition of Each
Request Function Block
C.1  Reset Request Function Block
(1) Definitions of Variables
(*===================================================
DeviceNet FB  Reset Request
===================================================*)
VAR_INPUT
  REQ: BOOL; (*Execution request*)
  CH: WORD; (*Channel specify*)
  UNIT: WORD; (*Unit specify*)
  SLOT: WORD; (*Slot specify*)
  CLR_SL: WORD; (*Scan list clear*)
END_VAR
VAR_OUTPUT
  DONE: BOOL; (*Completion*)
  ERR: BOOL; (*Error*)
  STATUS: WORD; (*Status*)
END_VAR
VAR_EXTERNAL
  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*)
  S3: BOOL; (*S3 selection*)
  S2: BOOL;  (*S2 selection*)
  STEP: ARRAY [0...9] OF BOOL; (*Step*)
  DEF1: BOOL; (*Differential contact*)
  DUMMY_W1: BOOL; (*Dummy*)
  ADR_WRT1: WORD; (*Extension memory address*)
  DAT_WRT1: ARRAY[0...1] OF WORD; (*Transfer source variable*)
  NUM_WRT1: UINT; (*Number of words to transfer)
  DUMMY_W2: BOOL; (*Dummy*)
  ADR_WRT2: WORD; (*Extension memory address*)
  DAT_WRT2: WORD; (*Transfer source variable*)