Table of Contents

 

Chapter 1- Introduction

3

232DRIO Features

3

Packing List

2

232DRIO Specifications

3

Opto-Isolated Input

3

Relay Outputs

3

Power Supply

3

Communications

3

Environment

3

Size

3

Chapter 2 - Connections

5

I/O Connections

………5

Opto-isolated Input

5

Relay Outputs

5

Ground

5

Serial Port Connections

6

Power Supply Connections

7

Chapter 3 - Commands

9

Syntax

10

I/O Data Bytes

11

Read I/O Lines Command

.....................................

13

Set Output Lines Command

13

Chapter 4 - I/O Interfacing

15

Opto-isolated Input

15

Relay Outputs

17

Chapter 5 - Software

19

Programming Techniques

19

Opening a COM Port

19

Closing a COM Port

19

QuickBasic

20

Read I/O States Command

20

Set Output States Command

20

C/C++

21

Read I/O States Command

21

Set Output States Command

21

232DRIO-0308 Manual

Table of Contents

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B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350

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B&B Electronics 232DRIO manual Table of Contents