31.1 Controlling External I/O
31.2 Settings Guide
31.3 Controlling External I/O with the Display Unit's Internal DIO
31.4 Using FLEX NETWORK External I/O
31.5 Controlling External I/O with LT
    31.5.1 Mapping I/O (LT Series)
    31.5.2 Interface Specifications (LT Series)
    31.5.3 Standard Input (LT Series)
    31.5.4 Standard Output (LT Series)
    31.5.5 High Speed Counter (Common, LT Series)
       31.5.5.1 Retaining Counter Value and Retaining Matching Output when the Logic Stops
    31.5.6 High Speed Counter (Single-phase Settings, LT Series)
    31.5.7 High Speed Counter (2-phase Settings, LT Series)
    31.5.8 PWM Output (LT Series)
    31.5.9 Normal Pulse Output (LT Series)
    31.5.10 Acceleration/Deceleration Pulse Output (LT Series)
    31.5.11 Pulse Catch (LT Series)
    31.5.12 I/O Driver Settings Guide - STD Driver
    31.5.13 Error Information (LT Series)
    31.5.14 Restrictions
31.6 Controlling I/O in LT3000 Series and EX Modules
31.7 Controlling External I/O with CANopen
31.8 Controlling External I/O in the LT3000 Series and AnyWire Master Unit