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Waveshare 2-Channel Isolated RS485 Expansion HAT for Raspberry Pi

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Available on backorder


  1. UART expansion chip: SC16IS752
  2. RS485 transceiver: SP3485
  3. Communication interface: SPI
  4. Data rate: 300 ~ 921600 bps
  5. Operating voltage: 3.3V / 5V
  6. Mounting hole size: 3.0mm

2,199.00 2,999.00

Available on backorder

This is the Waveshare 2-Channel Isolated RS485 Expansion HAT for Raspberry Pi.

Specifically designed for Raspberry Pi, this dual-channel isolated RS485 extension board incorporates the SC16IS752+SP3485 solution, featuring built-in protection circuits including power supply isolation, ADI magnetic isolation, and TVS diode.

The expansion board utilizes the SC16IS752 as its controller, a high-performance dual-channel UART expansion chip supporting SPI and I2C interface communication. This module interfaces with Raspberry Pi via SPI, providing a convenient and reliable solution for RS485 communication needs while ensuring isolation and protection for enhanced reliability and safety.


Package Includes: 

1 x 2-CH RS485 HAT

1 x 2x20PIN female pin header

1 x RPi screws pack (2pcs)

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