The T-Internet-POE is a compact and versatile development board featuring an ESP32-WROOM chip with the LAN8720 Ethernet controller, offering high-performance wired network connectivity for various IoT and embedded applications. The board includes support for PoE (Power over Ethernet), making it ideal for networked devices requiring efficient power management. It supports Wi-Fi (802.11 b/g/n) and Bluetooth 4.2, providing flexible connectivity options.
Product Introduction
- PoE Compatibility: Works with PoE mode A (powered by data pair) and PoE mode B (powered by backup pair), and is compatible with both straight and crossover Ethernet cables.
- Compact Design: Features a 75mm x 40mm footprint, with mounting holes that are compatible with M2.5 screws.
- Power Supply: Can be powered via PoE, a Type-C USB cable, or 2-pin solar charging cable.
- GPIOs: Provides 15 ESP32 GPIO pins with 3.3V and V+ power for your applications.
- Programming: Includes a USB serial console for easy programming. However, a Downloader Expansion Board is required for programming.
Specifications
| Component | Details |
|---|---|
| MCU | ESP32 |
| Flash | 4MB |
| PSRAM | 8MB |
| Wireless Connectivity | Wi-Fi: 802.11 b/g/n, BLE 4.2 |
| USB | Type-C Power Supply |
| PoE | Si3404 PoE PD Voltage Input Range (2.7V - 10.1V) |
| Onboard Features | RST, BOOT, TF Card Support |
| Downloader | CH340C (optional for programming) |
| Ethernet Port | LAN8720 Ethernet PHY |
Key Features
- Versatile PoE: Supports both PoE A and PoE B, offering reliable power delivery over Ethernet.
- Expandable Connectivity: Includes an Ethernet port and support for TF cards for storage.
- Wide Power Range: 2.7V to 10.1V PoE input voltage range.
- Efficient Design: The compact form factor fits a wide range of applications, and the small USB serial console module makes it easy to program.
Notes
- Important: The USB interface only supports charging and does not have a download circuit. To program the board, a Downloader Expansion Board is required.
- This product can be used with Lora 868/915Mhz function shields for long-range data communication at low power.
Included
- T-Internet-POE board
- Double Row Pin
- (Option 2 only) Downloader Expansion Board