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what is the difference between RS 232,RS 485,RS 422, how
they different from each other

Answer Posted / ankush agrawal

RS 232--PPI(point to point interface/2 nodes)
RS 485--MPI(maximum point interface/32nodes or more)
RS 422--MPI(MAXIMUM POINT INTERFACE/10NODES)
ADVATAGE OF RS485 over RS232

high distance (4000 Feet)
high noise immunity
No of nodes is high

there is no difference in terms of speed in the RS232 and
rS485

Is This Answer Correct ?    29 Yes 6 No



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