LilyGO TTGO T-OI - ESP8266 - D1 Mini Compatible

This TTGO T-OI is a variant of the D1 mini and compatible with most shields. The CH340 USB to serial converter makes it easy to program, even as an Arduino.
The board has a micro USB connection with which it can be programmed and/or powered (micro USB cable not included).

Specifications:

• Chipset: ESP8266
• Flash memory: 4MB
• Built-in Wi-Fi
• Supply voltage: 3.3V DC or 5V DC
• GPIO voltage: 3.3V*
• Built-in 16340 battery holder (battery not included)
• PCB dimensions: 43.96 x 25.63mm

If you want to use the board as Arduino, then start here.

*Note: The pins on the board are directly connected to the ESP8266 chip and are therefore only suitable for 3.3V signals.

Package contents:

• 1x TTGO T-OI
• 1x Male header set

The drivers can be found here:

• Windows Driver
• Mac OSX Driver
• Linux Driver
• Android Driver

Note: The drivers for Mac and Linux may not work (yet), see the following page for more information about this: Mac OS, Linux driver for CH340K