F310_FADD

The real number data (2 words) specified by s1 and s2 are added together when the trigger turns on. The added result is stored in d.

Parameters

Input

s1 (REAL)

Real number data for augend.

s2 (REAL)

Real number data for addend.

Output

d (REAL)

32-bit area for result (destination).

Remarks

• If the required data type is supported, we recommend using the IEC instruction ADD.

• This instruction cannot be programmed in the interrupt program.

Error flags

sys_bIsOperationErrorHold (turns to TRUE and remains TRUE)

if data other than real number data is specified in s1 and s2.

sys_bIsOperationErrorNonHold (turns to TRUE for one scan)

if data other than real number data is specified in s1 and s2.

sys_bIsCarry (turns to TRUE for one scan)

if the result is overflowed.