RS-485 is often used for remote sensors as it provides a method of connecting electronics over long distances. The converter which he started with seems to be encased in a hot-glue-like substance.

Up to 115.2kbit/s can be handled, and a DB9 connector (for a straight pin-to-pin cable) is provided for RS-232 while the rest of the connections are through a terminal block. Power needs are +10 to ...

Connect One has launched two external device servers for secure machine-to-machine (M2M) IP connectivity. The Secure iLAN and Secure iWiFi enable any device with an RS-232/RS-485 port to immediately ...

RS485 is a communication standard that should be part of the advanced hardware hacker’s arsenal; it’s not commonly encountered, but powerful exactly when you need it. It’s a physi… ...

Some of the original serial interfaces like RS-232 and RS-485 are still widely used. ... Various connection methods have been used, including the RS-232 DE-9 connector.

Linear Technology's LTC2872 is a multiprotocol 20-Mbit/s RS232 and 500-Kbit/s RS485 transceiver with switchable integrated termination for 3.3-V and 5-V systems.