Rockwell Automation 1771-SPI,D17716.5.122 SPI PROTOCOL INTERFACE - Manual (Page 3)

Using This Manual PĆi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Purpose of This Manual PĆi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Who Should Use This Manual PĆi . . . . . . . . . . . . . . . . . . . . . . . . . . .
Minimum Hardware and Software Requirements PĆi . . . . . . . . . . . . . .
Overview of an SPI Communication Network 1Ć1 . . . . . . . . . . .
What This Chapter Contains 1Ć1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Purpose of the SPI Network 1Ć1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Types of Data Communicated on the SPI Network 1Ć1 . . . . . . . . . . . . .
Role of the SPI Module 1Ć1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Role of the Host PLCĆ5 Processor 1Ć2 . . . . . . . . . . . . . . . . . . . . . . . .
Files That You Map in the Data Table 1Ć2 . . . . . . . . . . . . . . . . . . . . . .
Overview of the Data Transfer Scheme 1Ć3 . . . . . . . . . . . . . . . . . . . .
How the SPI Module Communicates With Its Network Devices 1Ć5 . . . .
How Many Different Devices Can the SPI Network Handle? 1Ć6 . . . . . .
Definition of Terms 1Ć7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Important Information that You Need to
Set Up the SPI Network 2Ć1 . . . . . . . . . . . . . . . . . . . . . . . .
Objective 2Ć1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Required Information from the Device Manufacturer 2Ć1 . . . . . . . . . . .
Wiring the SPI Network 2Ć6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Defining Command and Status Blocks 3Ć1 . . . . . . . . . . . . . . . .
Chapter Objectives 3Ć1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Command and Status Blocks 3Ć1 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Module Configuration Command Block (MCC) 3Ć2 . . . . . . . . . . . . . . .
System Status Block (SYS) 3Ć4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Custom Configuration Block (CCB) 3Ć6 . . . . . . . . . . . . . . . . . . . . . . .
Custom Data Block (CDB) 3Ć8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Custom Configuration Status (CCS) 3Ć10 . . . . . . . . . . . . . . . . . . . . . . .
Custom Data Status (CDS) 3Ć12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Summary of SPI Block Acronyms, Device Types, and ID Codes 3Ć14 . .
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