User`s manual

Western Reserve Controls, Inc. 1782-JDC User’s Manual
ii
TABLE OF CONTENTS
1. OVERVIEW ........................................................................................................................................................ 4
1.1 FEATURES ......................................................................................................................................................... 5
1.2 PRODUCT FAMILY SELECTION ........................................................................................................................... 5
1.3 DEVICENET SYSTEM ARCHITECTURE ................................................................................................................ 5
1.4 BASIC OPERATION ............................................................................................................................................. 6
1.4.1 Polled I/O ..................................................................................................................................................... 6
1.4.2 Explicit Messages ......................................................................................................................................... 6
1.4.3 Cyclic Input Message ................................................................................................................................... 6
1.4.4 Change-of-State, or COS ............................................................................................................................. 7
1.5 DEFAULT DEVICE CONFIGURATION ................................................................................................................... 7
1.6 PRODUCT VERSION AND EDS ............................................................................................................................ 7
2. QUICK START ................................................................................................................................................... 8
2.1 HOW TO INSTALL AND ESTABLISH DEVICENET COMMUNICATIONS ................................................................... 8
2.2 HOW TO CHANGE THE NODE ADDRESS ............................................................................................................. 8
2.3 HOW TO CHANGE THE BAUD RATE ................................................................................................................... 8
2.4 HOW TO INSTALL A SERIAL NETWORK .............................................................................................................. 9
2.5 HOW TO READ SERIAL DEVICE INPUT DATA FROM THE JDC ............................................................................. 9
2.6 HOW TO WRITE SERIAL OUTPUT DATA TO THE JDC ....................................................................................... 10
3. GENERAL SPECIFICATIONS ...................................................................................................................... 12
4. HARDWARE INSTALLATION AND SET-UP ............................................................................................ 14
4.1 OVERVIEW ...................................................................................................................................................... 14
4.2 LED OPERATION ............................................................................................................................................. 15
4.2.1 DeviceNet LEDs ......................................................................................................................................... 15
4.2.2 Serial Port LEDs ........................................................................................................................................ 15
4.3 SERIAL PORT CONNECTOR .............................................................................................................................. 16
4.4 DEVICENET CONFIGURATION .......................................................................................................................... 16
4.4.1 DeviceNet Network Termination ................................................................................................................ 16
4.4.2 DeviceNet Connection Wiring .................................................................................................................... 17
4.4.3 RS485 Network Termination (1782-JDC-2) .............................................................................................. 17
5. SOFTWARE CONFIGURATION AND SET-UP ......................................................................................... 18
5.1 SETTING UP SERIAL COMMUNICATIONS ........................................................................................................... 20
5.1.1 Setting up the serial link baud rate ............................................................................................................ 20
5.1.2 Setting up the receive delimiter .................................................................................................................. 20
5.1.3 Setting up the transmit delimiter ................................................................................................................ 20
5.1.4 Setting up the Data Frame Format ............................................................................................................ 21
5.1.5 Setting up the Receive Character Buffer Length ........................................................................................ 21
5.1.6 Setting up the Transmit Character Buffer Length ...................................................................................... 21
5.1.7 Setting up the Pad Mode ............................................................................................................................ 21
5.1.8 Setting up the Pad Character ..................................................................................................................... 22
5.1.9 Using the Swap Bytes Mode ....................................................................................................................... 22
5.1.10 Transmitting Serial Data ....................................................................................................................... 23
5.1.11 ASCII Receive Data and Pad Mode....................................................................................................... 23
5.2 SETTING UP DEVICENET COMMUNICATIONS ................................................................................................... 24
5.2.1 Polled I/O ................................................................................................................................................... 24
5.2.2 Cyclic and Change-of-State I/O ................................................................................................................. 24
5.2.3 Setting up the DeviceNet I/O Connections ................................................................................................. 25
5.2.4 Setting up the Connection Timer (EPR) ..................................................................................................... 25