# RS485 Controller — hardware version 0.5

> A programmable ESP32-S3-MINI-1U controller with a half-duplex RS485 interface for Gearotons servomotors and other compatible RS485 devices. Includes an external antenna. Write your own control application on the ESP32-S3; USB bridging and wireless behavior depend on the firmware you install. The datasheet covers wiring, power, pinouts and Arduino setup.

Canonical page: https://9o.at/products/rs2/0.5
Product code: RS2. Hardware version: 0.5.

## Documents
- Datasheet (English): https://raw.githubusercontent.com/tomrodinger/RS485_Controller/main/datasheet/rs485_controller_datasheet_v1.0.pdf
- Schematic (PDF): https://raw.githubusercontent.com/tomrodinger/RS485_Controller/main/PCB/0.5/schematic/0.5-index-schTop.pdf
- Hardware design files on GitHub: https://github.com/tomrodinger/RS485_Controller/tree/main/PCB/0.5
- Tutorial: https://github.com/tomrodinger/RS485_Controller#programming
- Arduino API reference (Markdown): https://9o.at/docs/arduino.md
- Store: https://gearotons.com/store

## Firmware
No firmware files are published for this hardware version.