- on Microcontrollers
- Published in issue 3/2006 on page 0
A Real µC PLC
Using an AT89S8252 board
What turns a ?C board into a real PLC? A PLC is a controller with a program stored in memory, where reliability, availability and safety are of the utmost importance. Only when a ?C board can be operated as a PLC and it complies with industrial standards can it be called a real PLC.