[Instruction] Contents

Basic Function InstructionFUN 5DIFDDIFFERENTIAL DOWNFUN 5DIFDSymbolOperandN: a specific coil number where the result ofthe Differential Down operation is stored.RangeOperandY M SM SY0∣Y255M0∣M1911M1912∣M2001S0∣S999D ○ ○ ○* ○Description●●The DIFD instruction is used to output the down differentiation of a node status (status input to "TG↓") andthe pulse signal resulting from the status change at the falling edge of the "TG↓" for one scan time isstored to a coil specified by D.The functionality of this instruction can also be achieved by using a TD contact.ExampleThe results of the following two samples are exactly the sameLadder Diagram Key Operations Mnemonic CodesExample 1ORG X 1X1TG5.DIFDY 0ORGFUNFUN 5D: Y 0Example 2X1Y0ORGOUTORG TD X 1OUT Y 0X1tt : scan timeY06-19