TTGO – Hamtech Electronics Technologies https://hamtechtechnologies.com Sun, 30 Nov 2025 17:43:42 +0000 en-US hourly 1 https://wordpress.org/?v=7.0.3 https://hamtechtechnologies.com/wp-content/uploads/2025/11/h-100x100.webp TTGO – Hamtech Electronics Technologies https://hamtechtechnologies.com 32 32 ESP32 LoRa TTGO https://hamtechtechnologies.com/product/esp32-lora-ttgo/ https://hamtechtechnologies.com/product/esp32-lora-ttgo/#respond Thu, 20 Nov 2025 19:51:27 +0000 https://hamtechtechnologies.com/index.php/product/esp32-lora-ttgo/ ESP32 Wi-Fi/Bluetooth and LoRa long-range communication, ideal for IoT, remote sensing, and wireless telemetry projects.]]> The ESP32 LoRa TTGO board combines the dual-core ESP32 microcontroller with LoRa SX1276/SX1278 radio technology, enabling long-range, low-power wireless communication alongside Wi-Fi and Bluetooth connectivity.

It features OLED display options on some variants, multiple GPIOs, ADC, PWM, SPI, I²C, and UART interfaces, making it highly versatile for IoT, sensor nodes, smart agriculture, and telemetry projects.
The board can be programmed using Arduino IDE, MicroPython, or ESP-IDF, allowing flexible development for both hobbyist and professional applications.

Its long-range LoRa capability allows communication over several kilometers in open environments, making it ideal for remote monitoring, weather stations, and LoRaWAN-based IoT networks.

Key Features

  • Dual-core ESP32 microcontroller with Wi-Fi & Bluetooth

  • Integrated LoRa SX1276/SX1278 module for long-range communication

  • Optional OLED display (0.96″ or 1.3″) on some variants

  • Multiple GPIO pins supporting ADC, PWM, SPI, I²C, UART

  • Low-power consumption suitable for battery-powered applications

  • Programmable via Arduino IDE, MicroPython, or ESP-IDF

  • Supports LoRaWAN or point-to-point LoRa communication

  • Compact and versatile for IoT and wireless projects

Specifications

Feature Details
Microcontroller ESP32 Dual-core Tensilica LX6
Operating Voltage 3.3V DC
Flash Memory 4 MB (varies by variant)
SRAM 520 KB
LoRa Module SX1276 / SX1278
Frequency Bands 433 MHz, 868 MHz, 915 MHz (region dependent)
GPIO Pins ~16 (depending on variant)
Interfaces UART, SPI, I²C, ADC, PWM
Display Optional OLED 0.96″ / 1.3″
Communication Wi-Fi 802.11 b/g/n, Bluetooth 4.2, LoRa long-range
Dimensions 50 × 25 mm (approx.)

Applications

  • Long-range IoT sensor nodes

  • Smart agriculture and environmental monitoring

  • Remote telemetry systems

  • LoRaWAN gateways and networks

  • Wireless data logging

  • Home automation and smart city projects

  • Low-power battery-operated IoT devices

Compatible Boards / Circuits

  • Arduino IDE (ESP32 core)

  • MicroPython or ESP-IDF

  • LoRa networks and gateways

  • Sensors, relays, displays, and actuators

  • IoT dashboards and cloud integration platforms

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