Interface to the User Program in the S7-200 CPU
2-12
SIMATIC NET CP 243-2 AS-i Master
C79000-G8976-C142/02
2.4
Meaning of the Data in the Analog Module
Overview
The analog module of the CP 243-2 consists of four areas:
Identification register, 8 bits (I/O module identifier)
Error register, 8 bits
8 analog input words (8 AI)
8 analog output words (8 AO)
The most important functions handled via these areas are shown in the diagram
below:
CP 243-2
User program
Digital module
(8DI/8DO)
S7-200 CPU
ÍÍ
ÍÍ
ÍÍ
ÍÍ
ÍÍ
ÎÎ
ÎÎ
ÎÎ
ÎÎ
ÎÎ
AS-i master
AS-i cable
Analog module (8AI/8AO)
Binary input/output data of the AS-i slaves
Analog input/output data of the
AS-i slaves
AS-i diagnostic information (delta list)
AS-i commands and response data
Figure 2-3
Содержание SIMATIC NET CP 243-2
Страница 4: ...Preface ii SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 8: ...Contents vi SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 26: ...Technical Description and Installation Instructions 1 18 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 64: ...Access to the Data of the AS i Slaves 3 16 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 68: ...Signaling Errors and Diagnostics in the User Program 4 4 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 128: ...Command Interface 5 60 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 134: ...Dealing with Problems Error Displays 6 6 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 142: ...Notes on the CE Mark C 2 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...
Страница 148: ...Glossary Glossary 4 SIMATIC NET CP 243 2 AS i Master C79000 G8976 C142 02 ...