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Appendix C Definition of Each Request Function Block
C
148
NUM_WRT2:
UINT; (*Number of words to transfer)
DUMMY_W3:
BOOL; (*Dummy*)
ADR_WRT3:
WORD; (*Extension memory address*)
DAT_WRT3:
WORD; (*Transfer source variable*)
NUM_WRT3:
UINT; (*Number of words to transfer)
TMR1:
TON_100ms (*Acknowledgement wait timer*)
TIME1:
DINT; (*Acknowledgement wait time*)
DUMMY_R1:
BOOL; (*Dummy*)
ADR_RED1:
WORD; (*Extension memory address*)
DAT_RED1:
WORD; (*Transfer destination variable*)
NUM_RED1:
UINT; (*Number of words to transfer)
COMP_RED1:
BOOL; (*Completion*)
DUMMY_R2:
BOOL; (*Dummy*)
ADR_RED2:
WORD; (*Extension memory address*)
DAT_RED2:
ARRAY[0...1] OF WORD; (*Transfer source variable*)
NUM_RED2:
UINT; (*Number of words to transfer)
COMP_RED2:
BOOL; (*Completion*)
DUMMY_W4:
BOOL; (*Dummy*)
ADR_WRT4:
WORD; (*Extension memory address*)
DAT_WRT4:
WORD; (*Transfer source variable*)
NUM_WRT4:
UINT; (*Number of words to transfer)
DUMMY_R3:
BOOL; (*Dummy*)
ADR_RED3:
WORD; (*Extension memory address*)
DAT_RED3:
WORD; (*Transfer source variable*)
NUM_RED3:
UINT; (*Number of words to transfer)
COMP_RED3:
BOOL; (*Completion*)
ST_STATUS:
WORD; (*Station status*)
COMP_RES1:
BOOL; (*Compare result*)
COMP_RES2:
BOOL; (*Compare result*)
COMP_RES3:
BOOL; (*Compare result*)
COMP_RES4:
BOOL; (*Compare result*)
TMR2:
TON_100ms; (*Error detection timer*)
TIME2:
DINT; (*Error detection time*)
END_VAR
model 2000 DeviceNet Module Manual (DN611/DN611A)
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