File Arithmetic and Logic (FAL) Instruction

Index Through Arrays To dynamically change the array element that your logic references, use tag or expression as the subscript to point to the element. https://www.rockwellautomation.com/en... CONTROL Structure: A structure data type containing status and control information for instructions that require a control block, such as file instructions and array instruction. https://www.rockwellautomation.com/en... And, illustration of BSL Bit Shift Left operations.