Mitsubishi Electric RS-485 Manuals

Manuals and User Guides for Mitsubishi Electric RS-485. We have 1 Mitsubishi Electric RS-485 manual available for free PDF download: User Manual

Mitsubishi Electric RS-485 User Manual

Mitsubishi Electric RS-485 User Manual (162 pages)

Programmable Logic Controllers

Brand: Mitsubishi Electric | Category: Controller | Size: 1.04 MB

Table of Contents

Further Information Manual List
9
Table of Contents
11
1 Introduction

15
- Abbreviations, Generic Names and Terms Used in this Manual
  15
- Communication Types
  16
- System Configuration
  17
  - N:N Network
    17
  - Parallel Link
    17
  - Computer Link
    19
  - No Protocol Communication
    20
- Supported Functions and Applicable Versions
  20
2 Specifications

21
- Communication Specification
  21
- Communication Time
  22
  - N:N Network
    22
  - Parallel Link
    22
  - Computer Link
    23
3 Wiring

25
- Caution on Cable Selection
  26
  - Fx 1N -485-Bd, Fx 2N -485-Bd, Fx 2Nc -485Adp
    26
  - Fx 0N -485Adp
    26
  - Fx -40Aw
    26
- Using RS-232C Interface
  27
  - Using RS Instruction or Computer Link
    27
  - Using FX 2N -232IF
    28
- Using RS-485 Interface
  30
  - Wiring Selection
    30
  - Terminal Resistor
    30
  - One-Pair Wiring
    31
  - Two-Pair Wiring
    32
- Parallel Link
  33
4 N:N Network

41
- Related Flags and Data Registers
  41
  - Auxiliary Relays
    41
  - Data Registers
    42
- Setting
  43
- Example Program
  47
  - System Configuration
    47
  - Operations
    47
  - Example of Setting Program
    48
  - Example of Error Program
    48
  - Example of Operation Program
    49
5 Parallel Link

53
6 Communication Format (D8120)

57
7 Computer Link

61
- Data Flow by Link
  61
- Information Needed before Programming
  63
  - Programmable Controller Operation
    63
  - Computer Notes
    63
- How to Read a Control Protocol Diagram
  64
- Basic Formats of Dedicated Protocol
  65
  - Control Protocol Format 1
    66
  - Control Protocol Format 4
    67
  - Control Protocol Parts Explained
    68
  - Time-Out Check Time
    71
- Communication Timing Chart
  72
- Character Area Data Transmission
  74
  - Bit Device Memory
    74
  - Word Device Memory
    75
- Commands and Device Ranges
  76
  - Commands
    76
  - Device Specification Ranges
    77
- Example Computer Program for Loopback Test
  78
8 Commands

81
9 RS Instruction

103
- Function and Operation
  103
  - Send and Receive Program
    103
  - Operation of RS Instruction
    105
  - Related Flags and Data Registers
    106
- Hardware Hand Shake Operation
  108
- Number of Communication Data
  115
  - Deal with 16 Bits Data
    115
  - Deal with 8 Bits Data
    116
- Example Program
  117
  - Personal Computer
    117
  - Printer
    119
10 Fx 2N -232If

121
- Introduction
  121
  - Outline of Product
    121
- Allocation of Buffer Memories (Bfm's)
  122
  - BFM List
    122
  - Communication Format <BFM#0
    124
  - Command
    124
  - Bfm #1
    125
  - Bfm #2
    128
  - Receive Time-Out Time <BFM #3
    129
  - Send Header <BFM #5 (Upper), BFM #4 (Lower)
    129
  - Send Terminator <BFM #7 (Upper), BFM #6 (Lower)
    129
  - Receive Header <BFM #9 (Upper), BFM #8 (Lower)
    130
  - Receive Terminator <BFM #11 (Upper), BFM #10 (Lower)
    130
  - Receive Suspension Waiting Time <BFM #12
    130
  - Number of Remaining Send Data <BFM #13
    131
  - Number of Receive Buffers <BFM #14
    131
  - Send Sum Result <BFM #15
    131
  - Receive Sum Result <BFM #16
    131
  - Time from CS on to Send Start <BFM #20
    132
  - Time from Completion of Actual Send to RS off (Completion Flag ON) <BFM #21
    132
  - Status <BFM #28
    133
  - Error Code <BFM #29
    134
  - Model Code <BFM #30
    134
  - Send Byte Count <BFM #1000
    134
  - Send Buffers <Bfms #1001 to #1256
    134
  - Receive Byte Count <BFM #2000
    135
  - Receive Buffers <BFM #2001 to #2256
    135
  - Spare Receive Buffers for Interlink Connection Mode <BFM #2257 to #2271
    135
- Hardware Hand Shake Operation
  136
  - No Hardware Hand Shake
    136
  - Standard RS-232C Mode
    137
  - Interlink Mode
    138
- Example Program
  139
  - Example of 16 Bits Data Communication
    139
  - Example of 8 Bits Data Communication
    143
11 Optional Programming Port

147
- Connection Cables
  148
- Cautions on Use
  149
  - Cautions on Setting
    149
12 Diagnostics

151
- Common Items
  151
- N:N Network
  152
  - Error Code
    152
  - Diagnostics
    152
- Parallel Link
  153
  - Diagnostics
    153
- Computer Link
  154
  - NAK Error Code
    154
  - Programmable Controller Error Code
    154
  - Diagnostics 12
    154
- RS Instruction
  156
  - Diagnostics
    156
- Fx 2N -232If
  157
  - Error Code
    157
  - Diagnostics
    157
- Using Optional Programming Port
  158
  - FX 1S , FX 1N and FX 2N(C) Earlier V2.00
    158
  - FX 2N , FX 2NC Whose Version Is V 2.00 or Later
    158
Appendix A: ASCII Code Lists

159

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