Delta DVP80ES300R

5-1
5
Chapter 5 CPU and Module Devices
Table of Contents
5.1 Introduction to CPU Devices .............................................................................. 5-2
5.1.1 Device Table ............................................................................................. 5-2
5.1.2 Basic Structure of I/O Storage ..................................................................... 5-3
5.1.3 Relation Between the PLC Action and the Device Type .................................... 5-3
5.1.4 Latched Areas in the Device Range .............................................................. 5-4
5.2. CPU Device Functions ....................................................................................... 5-5
5.2.1 Values and Constants ................................................................................. 5-5
5.2.2 Floating-point Numbers .............................................................................. 5-7
5.2.2.1 Single-precision Floating-point Numbers ...................................................... 5-7
5.2.2.2 Decimal Floating-point Numbers ................................................................. 5-8
5.2.3 Strings ..................................................................................................... 5-9
5.2.4 Input Relays (X) ...................................................................................... 5-10
5.2.5 Output Relays (Y) .................................................................................... 5-11
5.2.6 Auxiliary Relays (M) ................................................................................. 5-11
5.2.7 Special Auxiliary Relays (SM) .................................................................... 5-11
5.2.8 Flags (S) ................................................................................................. 5-12
5.2.9 Timers (T) .............................................................................................. 5-12
5.2.10 Counters ................................................................................................. 5-14
5.2.11 32-bit Counters (HC) ................................................................................ 5-16
5.2.12 Data Registers (D) ................................................................................... 5-18
5.2.13 Special Data Registers (SR)....................................................................... 5-18
5.2.14 Index Register (E) .................................................................................... 5-18
5.2.15 File Registers (FR).................................................................................... 5-18
5.3. Module Device Functions ................................................................................ 5-19
5.3.1 DVP04AD-E2 Control Registers .................................................................. 5-19
5.3.2 DVP02DA-E2 / DVP4DA-E2 Control Registers ............................................... 5-24
5.3.3 DVP06XA-E2 Control Registers .................................................................. 5-28
5.3.4 DVP04PT-E2 /DVP06PT-E2 Control Registers ............................................... 5-35
5.3.5 DVP04TC-E2 Control Registers .................................................................. 5-40