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Tag: rs485 cable

But the Way to Expand From Here?

Command 0x03 is used to start out/stop recording on all attached hardware where the first argument is 0x01 to start out and 0x00 to stop. Command 0x02 is the tally status command with the bytes following it being a bitfield for the tally. Address and the last 2 bytes are the arguments for the command…. continue reading

The Untold Story on Rs485 Cable That You Need to Read or Be Left out

Star and ring topologies aren’t beneficial due to sign reflections or excessively low or excessive termination impedance. However this contradicts the details that an idle mark state is a logical one and the termination polarization puts B at the next voltage in Profibus guidelines. Because a mark (logic 1) situation is historically represented (e.g. in… continue reading