How can I monitor RS485 (RS422) connections, or send RS485/RS422 data?

How can I monitor RS485 (RS422) connections, or send RS485/RS422 data?

Applies to: Docklight / Docklight Scripting / Docklight Pro Monitor (all versions), Article ID: dl_faq044

“Docklight Tap 485” is a high accuracy monitoring solution for RS485 2-wire and RS422 4-wire differential voltage buses (and RS232 monitoring). For sending or receiving RS485/422 data, you can also use a standard USB-to-RS485/422 interface and Docklight. See the Application Notes below for details about both applications.

Docklight Tap 485 – Product Information

Docklight Application Note – Docklight Tap Pro / Tap 485

Docklight Application Note – RS422/485 communication