أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
RS full duplex point to point short distance(1 meter) atkbaud at least3 wires (more with handshake control) RS half duplex point to multi-point (master to multiple slaves) m distance atkbaud2 wire (RS uses4 wires)
_ point to point ,it has short range ,kind of meter , its3 wire
-full duplex, it has long rage ,m ,its2 wire
