TTGO T-Internet: A compact single-board computer that supports PoE, Bluetooth 5.1 and Wi-Fi
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The TTGo T-Internet is a new single-board computer (SBC) developed by Lilygo. According to the manufacturer, the T-Internet comes with an ESP32-WROVER-B module that integrates two ESP32 cores. Lilygo has also integrated 4 MB of flash and 8 MB of PSRAM.
The T-Internet measures 70 x 52.3 x 17 mm and weighs 26.85 g. Additionally, Lilygo emphasises that the board has an operating temperature range of -40 °C to +85 °C. The board has a microSD card slot for adding more storage and an unpopulated I/O header with ADC, I2C, I2S, PWM, SPI and UART. Lilygo has included a serial port via USB Type-C and a 6-pin programming interface for debugging.
The T-Internet supports Bluetooth 5.1 and Wi-Fi 4 too, along with 10/100M Ethernet. The board can be powered via PoE, its USB Type-C port and has a SI3404 power management chip. The LilyGo T-Internet supports Arduino Sketch and FreeRTOS. The board is currently available to order from AliExpress for US$15.77 plus shipping.