B&B Electronics 232DRIO Benutzerhandbuch

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232DRIO-0308 Manual 
Table of Contents 
B&B Electronics  --  PO Box 1040  --  Ottawa, IL  61350 
PH (815) 433-5100  --  FAX (815) 433-5104
 
             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