Chapter 3 Instruction Tables is represented by “1234” in ISPSoft. 5. ○: The hollow circle 6. ●: The solid circle Indicates that the device cannot be modified by an index register. Indicates that the device cannot be modified by an index register. ： The unit of the operand ： The format of the instruction Indicates whether the instruction can be used as a pulse instruction, a 16-bit instruction, or a 32-bit instruction. ： The symbol for the instruction in the ladder diagram in ISPSoft.
3_ 3.3 Lists of Basic Instructions Contact instructions Output instructions Master control instructions 3-7 Instruction Symbol Function Operand code LD Loading contact A/Connecting contact A in series/Connecting contact A in parallel DX, X, Y, M, SM, S, T, C, HC, D AND OR LDI Loading contact B/Connecting contact B in series/Connecting contact B in parallel DX, X, Y, M, SM, S, T, C, HC, D ANI ORI Instruction Execution Symbol Function Operand code condition OUT Driving the coil DY, Y, M, SM, S, T, C, HC, D SET Keeping the device on DY, Y, M, SM, S, T, C, HC, D Instruction Symbol Function Operand code