Manuali utente per GE GFK-0804B

Sommario

• Chapter 1 Programming for the Micro PLC

  9
  • Programming Basics

    10
  • PLC Programs

    11
    • Power Flow in a Program

      11
  • The Micro PLC Instruction Set

    12
  • Programming Devices and Formats

    13
    • Programming with the Programming Software

      13
    • Programming on a Hand-held Programmer

      13
  • Memory Types and Addresses

    14
    • Memory Map

      14
    • Non-retentive and Retentive Registers

      14
    • * Reserved Registers

      14
  • Constants and Register Values in a Program

    14
  • Special Coils

    15
    • Sec Clock (C1018)

      15
    • Start-up Scan Coil (C1019)

      15
    • Hold Output Coil (C1021)

      15
  • Programming for an Analog Expander Unit

    16
    • Analog Scaling

      16
    • Analog References

      16
    • Programming Examples

      17
• Chapter 2 Programming with the Programming Software

  18
  • Using the Programming Functions

    19
    • Programming Operations

      19
    • Programming Functions

      20
  • Creating a Program Rung

    21
  • Running the Programming Software

    22
    • Running the Programming Software from a Hard Disk

      22
    • Running the Programming Software Directly from a Diskette

      22
  • Editing Basics

    23
  • Horizontal and Vertical Lines in a Rung

    24
  • Element Labels and Rung Labels

    25
  • Editing a Completed Rung

    26
    • Selecting a Rung to Edit

      26
    • Editing a Rung Element

      26
    • Deleting a Rung Element

      26
    • Adding a Contact to a Rung

      27
    • Adding a Program Function to a Rung

      27
    • Replacing a Rung Element with a Similar Element

      28
    • Replacing a Rung Element with a Horizontal Line

      28
    • Replacing a Rung Element with a Dissimilar Element

      29
  • Deleting Rungs

    30
  • Moving Rungs

    30
  • Copying Rungs

    31
  • Searching for a Rung or Program Element

    32
• Chapter 3 Programming with a Hand-held Programmer

  33
  • Program Listing

    34
  • Program Transfer

    34
  • Entering Program Logic

    35
  • Inserting a Rung Element

    36
  • Deleting a Rung Element, Rung or Program In Memory

    37
  • Searching

    39
  • Programming Examples Using the HHP

    40
• Chapter 4 The Micro PLC Instruction Set

  42
  • Instruction Set Summary

    43
  • Contacts

    45
    • Normally-Open Contact

      46
    • Normally-Closed Contact

      48
    • Positive Transition Contact

      50
    • Negative Transition Contact

      51
  • Coils

    52
    • Output Coil

      53
    • Set/Reset Coil Pair

      54
    • Master Control Relay/End Coil Pair

      55
    • Skip/End Coil Pair

      56
  • Timers

    57
    • Programming Software Instructions for Timers

      57
    • On Timer

      58
    • Off Timer

      59
  • Counters

    60
    • Programming Software Instructions for Counters

      60
    • Up Counter

      61
    • Down Counter

      62
  • Math Functions

    63
    • Addition (ADD)

      63
    • Subtraction (SUB)

      65
    • Multiplication (MUL)

      67
    • Division (DIV)

      69
  • Move Functions

    71
    • Move

      71
    • Block Move

      73
    • Indirect Move

      75
  • Compare Functions

    77
    • Examples

      77
    • Programming Software Instructions

      78
  • Logic Operations

    79
    • Word AND

      80
    • Inclusive OR (IOR)

      81
    • Exclusive OR (XOR)

      82
    • Shift Register Right

      83
    • Shift Register Left

      84
    • NOT

      85
• Appendix A Using Directories

  86
  • Loading and Saving Files

    86
  • Using the Change Directory Function

    87
  • The MICRO.CFG File

    87
  • Hints for a Basic Application

    87
  • Hints for an Advanced Application

    88
• Appendix B Micro PLC Protocol

  89
  • Communications Files

    90
  • Communications Memory Types and Addresses

    91
    • I/O Memory Addresses

      91
    • Special Registers

      91
  • Communications Parameters

    91
  • Communications Protocol

    92
  • Data Format

    92
    • Read Discretes

      92
    • Read Analogs

      93
    • Read Program Memory

      93
    • Write Discretes

      93
    • Write Analogs

      93
    • Write Program Memory

      94
    • Read Status

      94
    • Start Program

      95
    • Stop Program

      95
    • Error Reply

      95
  • Communications Functions

    96
    • Microsoft C (Large Model: Compile w/ -AL Option)

      96
    • Microsoft C (Small Model: Compile w/ -AS Option)

      97
    • Turbo C (Large Model: Compile w/ -ml Option)

      98
    • Turbo C (Small Model: Compile w/ -ms Option)

      99
    • IBM Compiler BASIC

      100
    • Sample Programs

      101
• Appendix C RTU Protocol

  103
  • Introduction

    103
  • Message Types

    104
    • Query

      104
    • Broadcast

      104
  • Transmission Sequence

    104
  • Message Fields

    105
    • Station Address

      105
    • Function Code

      105
    • Information Field

      105
    • Error Check Field

      105
  • Character Format

    106
  • Message Termination

    106
  • Timeout Usage

    106
  • Cyclic Redundancy Check (CRC)

    107
    • The Generating Polynomial

      107
    • RTU Message Length

      110
  • Message Descriptions

    111
    • Message (01): Read Output Table

      111
    • Message (02): Read Input Table

      112
    • Message (03): Read Registers

      113
    • Message (04): Read Analog Inputs

      114
    • Message (05): Force Single Output

      115
    • Message (06): Preset Single Register

      116
    • Message (07): Read Exception Status

      117
    • Message (16): Preset Multiple Registers

      118
    • Message (17): Report Device Type

      119
  • Communication Errors

    120
    • Invalid Query Message

      120
    • Invalid Function Code Error Response (1)

      120
    • Invalid Address Error Response (2)

      120
    • Invalid Data Value Error Response (3)

      121
    • Query Processing Failure Error Response (4)

      121
    • Serial Link Timeout

      121
    • Invalid Transactions

      121
• Appendix D Communications Using Windows DDE

  122
  • Limits of the Demonstration Software

    122
  • Features of the Micro PLC DDE Driver Software

    123
  • Simple Demonstration using Microsoft Word

    124
  • Demonstration using Microsoft Excel

    124
  • Viewing PLC Data in Windows

    125
  • Viewing PLC Data in another DDE-compliant Application

    126
  • Writing Values to the PLC from another Application

    126
  • Ordering Information

    126
• Appendix E Data Acquisition, Logging, and Display Program

  127
  • Features

    127
  • Using the Display Software with Micro PLC Net

    127
  • Overview

    128
  • Equipment Required

    130
  • Startup

    131
    • Invoking DISPLAY

      131
    • The Display Software Menus

      132
  • Changing the Screen Colors

    133
  • Editing Summary

    134
  • Manual Mode

    135
    • Data Format

      135
    • Entering Manual Mode

      136
    • Reading One Word of Input, Output, or Register Data

      136
    • Reading Multiple Bytes of Input, Output, or Register Data

      136
    • Creating a Bank of Registers for Downloading Data

      137
    • Writing Data to the Registers

      138
  • Creating or Editing Autopolling Screens

    139
    • Naming an Auto-polling Screen File

      139
    • Specifying an Existing File to Edit

      139
    • Creating an Auto-polling Screen

      140
    • Formatting Strings for Auto-polling Screens

      141
    • Text for Auto-polling Screens

      141
    • Setup for Data Logging During Auto-Polling

      141
  • System Messages

    145
    • Creating or Editing System Messages

      145
    • Specifying the Device to Control System Message Display

      146
    • Triggering Display of a System Message During Auto-polling Operation

      146
  • Auto-Polling During System Operation

    147
    • Executing an Auto-polling Screen

      147
    • Changing the Display

      148
    • Printing the Screen

      148
    • Writing a Value to a Register

      148
    • Forcing an Output

      148
    • Obtaining Register Data from a Disk File

      148
  • Data Logging

    149
    • How Data Logging Works

      149
    • The .LOG File

      149
    • The Format of Logged Data

      150
  • Error Messages During Operation

    151
• Appendix F Programming Applications

  152
• Index

  158