Omron CJ1W-EIP21 - Page 14

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CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
CONTENTS
Section 8 Message Communications
8-1 Overview of the CIP Message Communications Service..................................................... 8-2
8-1-1 Overview of the CIP Message Communications Service............................................................8-2
8-1-2 Message Communications Service Specifications .....................................................................8-2
8-2 Using CIP Message Communications ................................................................................... 8-3
8-2-1 Overview.....................................................................................................................................8-3
8-2-2 CIP Communications Instructions...............................................................................................8-3
8-2-3 Using CIP Communications Instructions.....................................................................................8-4
8-2-4 Route Path ..................................................................................................................................8-6
8-2-5 Preparing Derivative Data Types to Use CIP Communications Instructions.............................8-11
8-2-6 Sample Programming for CIP Connectionless (UCMM) Message Communications................8-13
8-2-7 Sample Programming for CIP Connection (Class 3) Message Communications .....................8-19
8-2-8 Operation Timing.......................................................................................................................8-26
8-2-9 Response Codes.......................................................................................................................8-27
8-3 CIP Objects Sent to the EtherNet/IP Unit............................................................................. 8-31
8-3-1 CIP Objects Sent to the EtherNet/IP Unit..................................................................................8-31
8-3-2 Identity Object (Class ID: 01 Hex).............................................................................................8-31
8-3-3 TCP/IP Interface Object (Class ID: F5 hex) ..............................................................................8-33
8-3-4 Ethernet Link Object (Class ID: F6 Hex)...................................................................................8-35
8-3-5 Controller Object (Class ID: C4 Hex) ........................................................................................8-39
Section 9 FTP Server
9-1 Overview and Specifications..................................................................................................9-2
9-1-1 Overview.....................................................................................................................................9-2
9-1-2 Specifications..............................................................................................................................9-2
9-2 FTP Server Function Details................................................................................................... 9-3
9-2-1 Supported Files...........................................................................................................................9-3
9-2-2 Connecting to the FTP Server ....................................................................................................9-3
9-3 Using the FTP Server Function .............................................................................................. 9-5
9-3-1 Procedure....................................................................................................................................9-5
9-3-2 List of Settings Required for the FTP Server Function................................................................9-5
9-4 FTP Server Application Example ........................................................................................... 9-6
9-5 Using FTP Commands ............................................................................................................ 9-7
9-5-1 Table of Commands ....................................................................................................................9-7
9-5-2 Using the Commands..................................................................................................................9-8
9-6 FTP Server Status.................................................................................................................. 9-13
9-6-1 FTP Status................................................................................................................................9-13
9-7 Using SD Memory Card Operations..................................................................................... 9-14
9-7-1 SD Memory Card Types............................................................................................................9-14
9-7-2 File Types..................................................................................................................................9-15
9-7-3 Initializing SD Memory Cards....................................................................................................9-15
9-7-4 Format of Variable Data ............................................................................................................9-16
9-8 FTP File Transfer Time .......................................................................................................... 9-17
9-9 Application Example from a Host Computer ...................................................................... 9-18
Section 10 Automatic Clock Adjustment
10-1 Automatic Clock Adjustment................................................................................................ 10-2
10-1-1 Overview...................................................................................................................................10-2
10-1-2 Specifications............................................................................................................................10-2
10-2 Procedure to Use the Automatic Clock Adjustment Function .......................................... 10-3
10-2-1 Procedure..................................................................................................................................10-3
10-2-2 Settings Required for Automatic Clock Adjustment...................................................................10-3