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SIMATIC CP 340
Siemens SIMATIC CP 340 User Manual
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Accessories and Order Numbers
PtP coupling and configuration of CP 340
186
Manual, 04/2011, A5E00369892-03
185
187
Table of Contents
Default Chapter
3
Preface
3
Table of Contents
7
1 Product Description
11
Uses of the CP 340
11
Components for a Point-To-Point Connection with the CP 340
14
Required Hardware Components
14
Software Components for a Point-To-Point Connection with the CP 340
15
Design of the CP 340
16
Properties of the Serial Interface
18
RS 232C Interface of the CP 340-RS 232C
18
20Ma-TTY Interface on the CP 340-20Ma-TTY
20
X27 (RS 422/485) Interface of the CP 340-RS 422/485
21
2 Basic Principles of Serial Data Transmission
23
Serial Transmission of a Character
23
Ptp Coupling and Configuration of CP
24
Transmission Mode in Point-To-Point Communication
28
Transmission Integrity
30
Data Transmission with the 3964(R) Procedure
32
Control Characters
32
Block Checksum
33
Sending Data with 3964(R)
34
Receiving Data with 3964(R)
38
Handling Errored Data
43
Data Transfer Using the ASCII Driver
46
RS 232C Accompanying Signals
46
Sending Data with the ASCII Driver
50
Receiving Data with the ASCII Driver
51
BREAK - Monitoring on CP 340
55
Receive Buffer on CP 340
55
Data Transmission with the Printer Driver
56
Parameterization Data
61
Basic Parameters of the CP 340
61
Parameterization Data of the 3964(R) Procedure
62
Parameterization Data of the ASCII Driver
66
Parameterization Data of the Printer Driver
72
Conversion and Control Statements for Printer Output
77
Display Type
79
3 Starting up the CP 340
87
4 Mounting the CP 340
89
CP 340 Slots
89
Installing and Removing the CP 340
90
Installation Steps
90
Removal Steps
91
5 Configuring and Parameterizing the CP 340
93
Parameterization Options
93
Parameterizing the Communications Protocols
94
Parameterization of the CP 340
94
Installing the Engineering Tool
95
Configuring the CP 340
96
Managing the Parameter Data
97
Identification Data
98
Download of Firmware Updates
100
6 Communication Using Function Blocks
103
Communication Via Function Blocks
103
Overview of the Function Blocks
104
Using the Function Blocks for Connecting to a Communications Processor
105
S7 Sends Data to a Communication Partner
105
S7 Receives Data from a Communication Partner
109
Using Function Blocks for the Output of Message Texts to a Printer
113
Use of Function Blocks for Reading and Controlling the RS 2332C Secondary Signals
118
Delete Receive Buffer, FB12 "P_RESET
121
General Information on Program Processing
124
Technical Data of the Function Blocks
125
7 Startup
127
Operating Modes of the CP 340
127
Startup Characteristics of the CP 340
128
Behavior of the CP 340 on Operating Mode Transitions of the CPU
129
8 Diagnostics with the CP 340
131
Diagnosis Via the Display Elements of the CP 340
133
Diagnostics Messages of the Function Blocks P_SEND, P_RCV and P_PRINT
134
Diagnostics Via the S7-300 Backplane Bus
142
Diagnostics by Means of the Diagnostic Buffer of the CP 340
144
Ptp Coupling and Configuration of CP
145
9 Programming Example for Standard Function Blocks
147
Device Configuration
148
Settings
149
Blocks Used
150
Example "Point-To-Point Communication
151
9.5 Example "Printing" and "Reading and Controlling the CP 340 Inputs/Outputs
153
Installation, Error Messages
155
Activation, Start-Up Program and Cyclic Program
156
Technical Specifications
159
Technical Specifications of the CP 340
159
A.1 Technical Specifications of the CP 340
159
Recycling and Disposal
164
Connecting Cables
165
RS 232C Interface of the CP 340-RS 232C
165
B.1 RS 232C Interface of the CP 340–RS 232C
165
B.2 20 Ma TTY Interface on the CP 340-20Ma-TTY
173
X27 (RS 422/485) Interface of the CP 340-RS 422/485
180
Accessories and Order Numbers
185
100 C Accessories and Order Numbers
187
D Literature on SIMATIC S7
187
Glossary
191
Index
197
Ptp Coupling and Configuration of CP
198
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Siemens SIMATIC CP 340 Specifications
General
Brand
Siemens
Model
SIMATIC CP 340
Category
Computer Hardware
Language
English
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