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Toshiba V Series User Manual
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140
Ethern
et modul
e User
’s M
anual
Chapter 6 Socket Interface Communication
6
(2)
TCP t
ransm
issi
on
Start (Sending side)
Read the socket status
Are bits C and D
"0" ?
Issue the TCP open request: Activ
e
Issue the TCP send request
Issue the TCP close request
End (Sending side)
Y
N
Stop
Normal completion ?
Ｎ
Stop
N
Y
Y
N
Y
Stop
Stop
Normal completion ?
Normal completion ?
Timeout ?
N
Y
159
161
Table of Contents
Default Chapter
17
Table of Contents
17
1 Ethernet Module (EN311) Overview
21
Introduction
21
Standards and Terminology
22
Firmware Revisions of EN311 Supported by
23
S Controller
23
Basic Functionality
24
EN311 Specifications
30
Software Configuration
32
2 EN311 Parts and Functions
35
Outline Drawing
36
Dimensions and Components
37
Component Functions
38
LED Display
39
3 Preparing for Operation (Hardware)
41
EN311 Setup Flowchart (Hardware)
41
Switch Settings
42
Mounting the EN311 in the Base Unit
43
Connecting to the Network
44
MAU Power Supply
47
Network Wiring Equipment
49
4 Preparing for Operation (Software)
51
Module Setup Flowchart (Software)
52
Registering the EN311
53
EN311 Operation Modes and Station Statuses
57
Function Block Specifications for EN311 Control
59
USED_T Function Block
59
URCV_T Function Block
61
Socket Service Commands List
62
Error Status List
64
EN311 Reset (Reset Request)
67
Parameter Setup Request
69
Router IP Address Setup Requests
73
Operating Mode Control Requests
75
Initialization Sample Program
77
5 Computer Link Protocol and the PC Link Protocol Transmission
83
Computer Link Protocol Transmission
84
Sample Computer Link Protocol Program
85
PC Link Protocol Transmission (Data Write)
92
PC Link Protocol Transmission (Data Read)
96
Sample PC Link Protocol Transmission Program
99
6 Socket Interface Communication
107
Overview
108
EN311 Socket Interface Usage Notes
111
Transmission/Reception Data Handling in UDP Sock
111
Et Interface
111
Data Handling and Data Segmentation in TCP Socket Interface Transmission and Reception
112
Socket Port Numbers
116
General Precautions for UDP/TCP Socket
116
UDP Socket Interface Notes
117
Considerations for TCP Socket
117
Socket Interface Information
120
Using the EN311 Socket Interface
122
UDP Open Request
123
Instruction)
124
UDP Send Request/Broadcast Send Request (Using the USEND_T Instruction)
124
UDP Receive Request
126
Instruction)
126
UDP Close Request
129
Instruction)
129
TCP Open Request
130
Instruction)
130
TCP Send Request
132
Instruction)
132
TCP Receive Request
134
Instruction)
134
TCP Close Request
137
Instruction)
137
Sample Programs
139
UDP Socket Sample Programs
139
TCP Socket Sample Programs
158
7 RAS Information
181
Station Status Information
182
Down Information
184
Remote Station Verification Request
185
Time Setting
187
RAS Information Readout
190
8 Error Handling
201
LED Display
202
Error Status
205
Station Status
206
Socket Interface Information
207
Troubleshooting
208
9 Installation and Wiring
225
Installation Environment and Base Unit Mounting
225
Mounting and Removing Modules
226
Power Supply Wiring and Grounding
227
Network Wiring
228
A Maintenance and Inspection
233
B Socket Service Command Table
235
C Error Status Table
237
500 D USEND_T and URCV_T Execution
242
Times
242
E Computer Link/Pc Link Protocol Minimum Transmission Delay Times
245
F Socket Interface Transmission Processing Time
249
G Change/Correction Function in a Firmware
251
Revision J
251
Revision K
253
G.2 Revision K
253
Revision L
254
G.3 Revision L
254
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Operation Manual
126 pages
Brochure
2 pages
Installation And Wiring Manual
85 pages
4
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Toshiba V Series Specifications
General
Brand
Toshiba
Model
V Series
Category
Controller
Language
English
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