System requirements  | 
    
     
       
     
     		  
     
      
     
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What you need to install LadderWORK ARM software is listed below.
| • | Personal computer class Pentium or higher | 
| • | 512 Mbyte of RAM | 
| • | 40 Mbyte of free HARD DISK space | 
| • | A CENTRONICS standard parallel port (Note 1) | 
| • | 1 or 2 USB ports (Note 2,4) | 
| • | A RS-232C standard serial port for PLC connection (Note 4) | 
| • | A CD-ROM/DVD drive ( Note 3) | 
Notes:
Note 1 - Required for Parallel Dongle Key
Note 2 - Required for USB Dongle Key and USB <-> RS232C bridge/adapter (PLC Connection)
Note 3 - Required for CD-ROM Installation
Note 4 - Required for PLC connection