LilyGO TTGO T-Higrow ESP32 - DHT11 Sensor

The TTGO T-Higrow from LilyGO is a microcontroller based on an ESP32 with several sensors. The USB to serial converter makes it easy to program, even as an Arduino. The board has a USB-C connection with which it can be programmed and/or powered (USB-C cable not included).

Specifications:

• Supply voltage: 3.3V DC or 5V DC
• GPIO voltage: 3.3V*
• ESP32 chip (240MHz dual core processor)
  • Flash memory: 4MB
  • SRAM: 520KB
  • Built-in Wi-Fi
  • Built-in Bluetooth
• USB to serial converter: CP2104 or CH9102F (drivers)
• Built-in Li-ion/Li-Po battery charging circuit: TP4054 chip can charge up to 500mA
• Built-in capacitive soil moisture sensor
• Built-in resistive soil moisture sensor
• Built-in ambient light sensor: BH1750
• Built-in temperature and humidity sensor: DHT11
• PCB dimensions: See images

Package contents:

• 1x TTGO T-Higrow
• 1x Male header set
• 1x Battery cable

See the following page for more information and to get started with the board: TTGO-T-Higrow

To program the board with the Arduino IDE select the 'ESP32 Dev Module' in the board manager.

*Note: The pins on the board are directly connected to the ESP32 chip and are therefore only suitable for 3.3V signals.