The two are often confused because they both use differential signaling, communicate over long distances, and allow for multidrop. Only one driver and a maximum of 10 receiver can be used in the multidrop.
Can I use RS-485 for RS422?
You can’t place a transmitter on a bus with a receiver. The transmission protocol is not mentioned in the hardware standard, so keep that in mind.
Is RS422 the same as RS232?
It was designed for greater distances and higher Baud rates.
What does RS422 stand for?
There is a recommended standard.