Automationdirect.com DL06 User Manual page 9

Table of Contents
Normal Minimum I/O Response ............................................................................. 3-18
Normal Maximum I/O Response ............................................................................ 3-18
Improving Response Time ...................................................................................... 3-19
CPU Scan Time Considerations ............................................................................... 3-20
Reading Inputs ....................................................................................................... 3-20
Writing Outputs ..................................................................................................... 3-20
Service Peripherals .................................................................................................. 3-21
CPU Bus Communication ....................................................................................... 3-21
Update Clock/Calendar, Special Relays, Special Registers ....................................... 3-21
Application Program Execution .............................................................................. 3-22
PLC Numbering Systems ........................................................................................ 3-23
PLC Resources ........................................................................................................ 3-23
V-Memory ............................................................................................................. 3-24
Binary-Coded Decimal Numbers ............................................................................ 3-24
Hexadecimal Numbers ........................................................................................... 3-24
Memory Map ........................................................................................................... 3-25
Octal Numbering System ....................................................................................... 3-25
Discrete and Word Locations .................................................................................. 3-25
V-memory Locations for Discrete Memory Areas .................................................... 3-25
Input Points (X Data Type) ..................................................................................... 3-26
Output Points (Y Data Type) .................................................................................. 3-26
Control Relays (C Data Type) ................................................................................. 3-26
Timers and Timer Status Bits (T Data Type) ............................................................ 3-26
Timer Current Values (V Data Type) ....................................................................... 3-27
Counters and Counter Status Bits (CT Data type) ................................................... 3-27
Counter Current Values (V Data Type) ................................................................... 3-27
Word Memory (V Data Type) ................................................................................. 3-28
Stages (S Data type) ............................................................................................... 3-28
Special Relays (SP Data Type) ................................................................................. 3-28
DL06 System V-memory .......................................................................................... 3-29
System Parameters and Default Data Locations (V Data Type) ............................... 3-29
DL06 Aliases ............................................................................................................. 3-31
DL06 Memory Map .................................................................................................. 3-32
X Input/Y Output Bit Map ...................................................................................... 3-33
Stage Control/Status Bit Map ................................................................................. 3-34
Control Relay Bit Map ............................................................................................. 3-36
iv DL06 Micro PLC User Manual, 3rd Edition, Rev. E