RS-485 module (MAX485 )

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RS-485 module for Arduino (MAX485 )

Click photo above for details, then hover over upper right for more photos.

This module interfaces an Arduino or similar microcomputer to RS-485.  RS485 is used for Serial Communications over longer distances than direct RS232 or TTL, and supports multiple units on the same bus (Multi-Drop).

• Multiple Units can be connected to the same RS-485 wiring.
• All Chip pins are brought out for proper controls
• Working voltage: 5V
• Board size: 44 (mm) x14 (mm