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AM26C31: AM26C31 and AM26C32 Send and receive signals questions

Part Number: AM26C31
Other Parts Discussed in Thread: AM26C32

Hi Team,

The customer is using AM26C31 and AM26C32 for the R22 bus communication. The customer has achieve this function that only one device sends the data,

multiple devices receive the data on the 422 bus. Now the customer would like to achieve another function that multiple devices send the data, only one
device receive the data. And at a moment there is only one device sends the data.

Q1: Can this function be achieved ? If it can be in the achieved, is it be achieved on the R22 bus communication or on the R485 bus communication?

Q2: If we have the a suitable IC to achieved this function, can you recommend a suitable IC? How to achieved this function through the
suitable IC?

Best Wishes,
Mickey Zhang
Asia Customer Support Center
Texas Instruments