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Raspberry Pi Pico 2-Channel RS485 HAT expansion board (19717)
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The Raspberry Pi Pico 2-Channel RS485 HAT (19717 ) is a 2-channel RS485 module for the Raspberry Pi Pico, which includes an RS485 SP3485 transceiver using the UART bus. It is equipped with a standard female pin header for connecting the Raspberry Pi Pico and a male pin header for connecting other modules.

Note: The Raspberry Pi Pico and Pico-LCD-1.14 are for demonstration purposes only and are not included in the package.
Main features:
- Standard Raspberry Pi Pico connector, supports the Raspberry Pi Pico series
- Using the UART bus, it is easy to convert UART to RS485 and vice versa
- Comes with development resources and manual (Raspberry Pi Pico C/C++ and MicroPython examples)
Specifications:
| OPERATING VOLTAGE. | 3.3V | RS485 TRANSCEIVER | SP3485 |
|---|---|---|---|
| COMMUNICATION BUS | UART | TRANSMISSION SPEED | 300500000bps |
Elements of the board:

- RS485 bus interface 2-channel RS485
- UART status indicators
RXD0/TXD0: indicators of RX/TX channel 0
RXD1/TXD1: indicators of RX/TX channel 1 - Power supply indicator
- RS485 receiver SP3485
- SMAJ12CA diode matrix for transient suppression
- Raspberry Pi Pico connector
The purpose of the connectors:

Overall dimensions: 52.5mm x 21mm

Information for developers (Wiki): Pico-2CH-RS485
Scope of delivery:
- Pico-2CH-RS485 x1 expansion board

Weight: 0.013 kg
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