Instruction Manual

PLC programming
Library
General functions
8
8.8
8.8.1
l
375
EDSTCXN EN 2.0
8.8.1.28 WRITE_PARAM_REAL (only ETCxC)
FUNCTION WRITE_PARAM_REAL: BOOL
VAR_INPUT
IDX_DI : DINT; (* Parameter index *)
VAL_R : REAL; (* value *)
END_VAR
The function writes the value val_i at the location idx_di into the P field. The
return value FALSE indicates an error.
8.8.1.29 WRITE_PARAM_LREAL (only ETCxC)
FUNCTION WRITE_PARAM_LREAL: BOOL
VAR_INPUT
IDX_DI : DINT; (* Parameter index *)
VAL_LR : LREAL; (* value *)
END_VAR
The function writes the value val_i at the location idx_di into the P field.
The return value FALSE indicates an error.
8.8.1.30 WRITE_SYSPARAM (only ETCxC)
FUNCTION WRITE_SYSPARAM: BOOL
VAR_INPUT
IDX_I : INT; (* 0 ... 127 *)
VAL_W : WORD;
END_VAR
WRITE_SYSPARAM writes the value val_w to the location idx_i in the
operating data.
Return value 0 means wrong index.
ret_bit : BOOL;
et_bit := WRITE_SYSPARAM(101, 100);
Writes the value 100 into the operating data word 101. This defines that the
PROGRAM PLC_PRG2 (if available) will be called cyclically every 100 * 10 ms.
Declaration
Description
Declaration
Description
Declaration
Description
Example