Chapter 6 Applied Instructions 6.8.2 Explanation of Miscellaneous Instructions Symbol D ： Destination device Explanation 1. This instruction alternates the state of the device specified by D between ON and OFF. 6_ 2. In general, use the ALTP pulse instruction. Example 1 When M0 switches from OFF to ON for the first time, M1 is ON. When M0 switches from OFF to ON for the second time, M1 is OFF. 6-179 API Instruction code Operand Function 0700 ALT P D Alternating between ON and OFF Device X Y M S T C HC D FR SM SR E K 16# “$” F D BOOL WORD DWORD LWORD UINT INT DINT LINT REAL LREAL TMR CNT STRING Data type D Pulse instruction 16-Bit instruction 32-Bit instruction ES3 ES3 －