Page 2 - Table of Contents; Appendix D
485SDD16-1005 Manual Table of Contents i B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Table of Contents Chapter 1- Introduction ........................................... 1 485SDD16 Features ............................................... 1 Pack...
Page 3 - Chapter 1- Introduction
485SDD16-1005 Manual 1 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Chapter 1- Introduction 485SDD16 Features The 485SDD16 is a general purpose control module that operates through an RS-485 interface. The 485SDD16 offers 16 discrete digital I/O ...
Page 5 - Chapter 2 - Connections; Serial Port Connections
485SDD16-1005 Manual 5 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Chapter 2 - Connections This chapter will cover the connections required for the 485SDD16. There are three sets of connections: digital I/O, serial port, and power supply. Do not...
Page 6 - Power Supply Connections
485SDD16-1005 Manual 7 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Figure 2.1 - Example of Multi-Node Network 485SDD16 485SDD16 485SDD16 Figure 2.2 - RS-485 2-wire Connection 8 485SDD16-1005 Manual B&B Electronics -- 707 Dayton Road -- Ottaw...
Page 7 - Chapter 3 - Commands; Syntax
485SDD16-1005 Manual 9 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Chapter 3 - Commands There are only two commands required to control the 485SDD16: set output lines, and read I/O lines. Five additional commands are used for configuring the mod...
Page 8 - Read I/O Lines Command; Set Output Lines Command
485SDD16-1005 Manual 11 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 A byte represents an eight-bit binary number (11111111), therefore each byte can represent eight I/O lines. Each bit is assigned a bit position and a weight (value). Refer to Ta...
Page 9 - Set Module Address Command; Set Turn-around Delay Command; Define I/O Lines Command
485SDD16-1005 Manual 13 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Set Module Address Command The Set Module Address command is used to change the address of a 485SDD16. This commands requires one data byte. This data byte is used to specify th...
Page 10 - Set Power-up States Command; Read Configuration Command
485SDD16-1005 Manual 15 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Set Power-up States Command The Set Power-up States command is used to set the states of output lines when the module's power is recycled. This command requires two data bytes. ...
Page 12 - Digital Outputs; Figure 4.6 - Isolated Solid State Output
485SDD16-1005 Manual 19 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Figure 4.4 - Isolated Solid State Input Digital Outputs Digital outputs are used to turn on or turn off external devices. Digital outputs are CMOS compatible and operate between...
Page 13 - Chapter 5 - Software; Programming Techniques
485SDD16-1005 Manual 21 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Chapter 5 - Software This chapter will be divided into two sections. The first section covers programming techniques for constructing a command string, receiving data and manipu...
Page 17 - Demonstration Program
485SDD16-1005 Manual 29 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Demonstration Program The 485SDD16 Demonstration (SDD16) Program (IBM PC or Compatible) provides the user with examples of how to receive and transmit commands to the 485SDD16. ...
Page 18 - APPENDIX A; ASCII Character Codes
485SDD16-1005 Manual Appendix A A-1 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 APPENDIX A ASCII Character Codes A-2 Appendix A 485SDD16-1005 Manual B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-51...
Page 20 - APPENDIX B; Hexadecimal/Decimal Conversions
485SDD16-1005 Manual Appendix B B-1 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 APPENDIX B Hexadecimal/Decimal Conversions B-2 Appendix B 485SDD16-1005 Manual B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (8...
Page 22 - APPENDIX C; Interface Modules for SDD16 Models
485SDD16-1005 Manual Appendix C C-1 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 APPENDIX C Interface Modules for SDD16 Models C-2 Appendix C 485SDD16-1005 Manual B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX...
Page 25 - Figure C.9 - Isolated Solid State Output
485SDD16-1005 Manual Appendix C C-7 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Outputs Digital outputs are used to turn "ON" or turn "OFF" external devices. Outputs can be used to control solid state output modules, logic circui...
Page 27 - APPENDIX D; Adding Data Field Comfirmation
485SDD16-1005 Manual Appendix D D-1 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 APPENDIX D Adding Data Field Comfirmation D-2 Appendix D 485SDD16-1005 Manual B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (81...
Page 28 - Table D-1 Extended Commands
485SDD16-1005 Manual Appendix D D-3 B&B Electronics -- 707 Dayton Road -- Ottawa, IL 61350 PH (815) 433-5100 -- FAX (815) 433-5104 Table D-1 Extended Commands Function Command Response Read I/O Lines #{addr}RD {I/O msb}{~I/O msb}{I/O lsb}{~I/O lsb} Set Output Lines #{addr}SO{I/O msb}{~I/O msb}{I...