# MaTouch ESP32-S3 MaUWB board integrates 3.95-inch touchscreen and UWB module for indoor positioning and ranging

> Source: <https://www.cnx-software.com/2026/08/09/matouch-esp32-s3-mauwb-board-integrates-3-95-inch-touchscreen-and-uwb-module-for-indoor-positioning-and-ranging/>
> Published: 2026-08-09 03:41:07+00:00

Makerfabs MaTouch ESP32-S3 MaUWB is a development board that combines an ESP32-S3 wireless MCU, a 3.95-inch touchscreen display, and a UWB module for indoor positioning and ranging applications. The board can be used as a portable positioning terminal. It uses a trilateration algorithm with up to three fixed UWB anchors to calculate the tag’s coordinates in real time. The MaUWB chipset operates on UWB Channel 5 (6489.6 MHz) and supports up to 8 anchors and 64 tags. For portable use, the board includes a LiPo battery connector, charging circuit, and battery level monitoring. MaTouch ESP32-S3 MaUWB specifications: Wireless Module – ESP32-S3-WROOM-1 SoC – Espressif Systems ESP32-S3 CPU – Dual-core Tensilica LX7 up to 240 MHz with vector extension for AI/ML workloads RAM – 512KB SRAM; 8MB PSRAM Wireless – WiFi 4 and Bluetooth LE 5 Storage – 16MB flash Antenna – PCB antenna Storage – MicroSD card slot for local data [...]

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