Siemens SINUMERIK 840Di Function Manual page 1346

Detailed Description
2.12 Block descriptions
END_VAR
VAR_OUTPUT
END_VAR
VAR_IN_OUT
END_VAR
Structure for ring buffer
TITLE =
//Ring buffer DB for FB 29
VERSION : 1.0
STRUCT
END_STRUCT;
BEGIN
END_DATA_BLOCK
2-152
Signal_6 : BOOL ;
Signal_7 : BOOL ;
Signal_8 : BOOL ;
NewCycle : BOOL ;
Var1 : BYTE ;
Var2 : INT ;
Var3 : INT ;
BufDB : INT ;
ClearBuf : BOOL ;
DataAdr : POINTER;
TestVal : WORD ;
AndMask : WORD ;
TestIsTrue : BOOL ;
BufAddr : INT ;
Field: ARRAY [0 .. 249 ] OF STRUCT
Cycle : INT ;
Signal_1 : BOOL ;
Signal_2 : BOOL ;
Signal_3 : BOOL ;
Signal_4 : BOOL ;
Signal_5 : BOOL ;
Signal_6 : BOOL ;
Signal_7 : BOOL ;
Signal_8 : BOOL ;
Var1 : BYTE ;
Var2 : WORD ;
Var3 : WORD ;
END_STRUCT;
//Area pointer to testing word
//Value for triggering
//AND mask to the testing word
//can be any size of this struct
//Delta cycle to last storage in buffer
//Signal names same as FB 29
PLC Basic Program Solution Line (P3 sl)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0