LILYGO T-Beam SUPREME

T-Beam SUPREME

Introduction

T-BEAM-SUPREME V3.0 is a high-performance, multifunctional IoT development board based on the ESP32-S3FN8 dual-core processor, supporting Wi-Fi 802.11 b/g/n and Bluetooth 5.0 for flexible wireless connectivity. Compatible with Arduino IDE, MicroPython, and VS Code, it features 8MB PSRAM and 8MB Flash for robust data storage and processing.

The board integrates a 6-axis sensor (QM6), a 3.7V 18650 battery interface, and multi-function buttons (Boot/Reset/Power). It comes equipped with a 1.3-inch SH1106 OLED display (128×64 resolution, I2C interface) and supports the SX1262 LoRa module for long-range, low-power communication across 433/868/915/923MHz bands.

Users can optionally choose between Ublox MAX-M10S or L76K GPS modules for accurate positioning capabilities, making this board ideal for smart hardware, environmental monitoring, and IoT node development.

Appearance and function introduction

Appearance

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Pinmap

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Module Information and Specifications

Description

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Core Board

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The expansion board allows you to choose between the MAX-M10S or L76K GPS module.
MAX-M10SThe module supports UART communication with selectable baud rates of 9600, 19200, 38400, 57600, and 115200 bps, and complies with the NMEA 0183 standard.L76K GPS The module supports UART communication at configurable baud rates of 9600, 19200, 38400, 57600, and 115200 bps, and is compatible with the UBX protocol.

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Expansion board

Component Description
MCU ESP32-S3FN8 Dual-core LX7 microprocessor
FLASH 8MB
PSRAM 8MB
RTC PCF85063ATL (IIC)
Microphone MP34DT05-A (PDM)
Power Management Chip AXP2101
Six-axis sensor QMI8658
Temperature, Humidity and pressure sensor BME280
LoRa SX1262:868, 915Mhz
SX1280:2.4Ghz
Screen 1.3-inch SH1106 OLED screen
Storage TF Card
Wireless 2.4Ghz Wi-Fi + Bluetooth 5.0
USB 1 × USB Port and OTG(TYPE-C interface)
IO interface 2.54mm pitch × 2*13 extended IO interface
Keys 1 x RESET key + 1 x BOOT key + 1 x Power key
Extended Interfaces 1x Wifi antenna interface + 1x LoRa antenna interface + 1x GPS antenna interface + 1x Qwiic interface
Battery Supports 3.7V 18650 battery
Power Supply 5V/500mA
Hole position M2.6 *2
Dimensions 114x33x28mm

Github:T-Beam-SUPREME

Schematic Diagram

T-Beam Supreme schematic

Dependency Libraries

Attention

If users need to adjust the external antenna resistance, please refer to the documentation

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The resistance of the external antenna can be adjusted by replacing the resistor at the point pointed by the arrow

Software Design

Arduino Set Parameters

T-Beam S3 Supreme Value
Board ESP32S3 Dev Module
Port Your port
USB CDC On Boot Enable
CPU Frequency 240MHZ(WiFi)
Core Debug Level None
USB DFU On Boot Disable
Erase All Flash Before Sketch Upload Disable
Events Run On Core1
Flash Mode QIO 80MHZ
Flash Size 8MB(64Mb)
Arduino Runs On Core1
USB Firmware MSC On Boot Disable
Partition Scheme 8M Flash(3M APP/1.5MB SPIFFS)
PSRAM QSPI PSRAM
Upload Mode UART0/Hardware CDC
Upload Speed 921600
USB Mode CDC and JTAG
Programmer Esptool

Development Platform

  1. ESP-IDF
  2. Arduino IDE
  3. VS Code
  4. Micropython

Product Technical Support