Wednesday, August 23, 2006

Microcontroller to RS-485 circuit

This is a circuit for connect microcontroller with Rs-485 bus

Line Length vs. Data Rate
The RS-485/RS-422 standard covers line lengths up to
4000 feet. For line lengths greater than 4000 feet, see
Typical Applications

RS-485 bus can carry up to 256 transceiver modules

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