The Rervision A83T-Core2 hardware manual provides specifications, pinout, power and interface details for the Allwinner A83T based embedded module.
The A83T-Core2 is a compact, 130‑pin LCC module based on the Allwinner A83T octa‑core processor. It integrates 2 GB LPDDR3 memory, 16 GB eMMC storage, a PMU, audio codec and a PowerVR SGX544 GPU, and offers a rich set of peripherals such as USB, UART, I2C, SPI, GPIO, and video outputs (RGB, LVDS, MIPI, HDMI).
This manual covers the module’s specifications, power requirements, control signals, detailed pin assignments, and guidelines for USB, serial, audio, video, SDIO, and GPIO usage, as well as mechanical dimensions, storage recommendations, and technical support information. This manual is written in Chinese.
| Processor | Allwinner A83T octa‑core ARM Cortex‑A7 2.0 GHz |
|---|---|
| Memory | 2 GB LPDDR3 |
| Storage | 16 GB eMMC flash |
| Power Management IC | AXP813 |
| GPU | PowerVR SGX544 |
| Operating Voltage | DC 5 V (4.8~6 V) |
| Average Power Consumption | 1.8 W |
| Dimensions | 48.3 mm × 39.4 mm |
| Operating Temperature | -10 °C ~ 70 °C |
| UART Ports | 4 |
| I2C Ports | 3 |
| USB Ports | 2 (one Host, one OTG) |
| SDIO Ports | 2 |
| SPI Ports | 1 |
| GPIO Pins | 4 (with interrupt) |
The A83T-Core2 provides four UART ports.
Connecting a 5 V DC or USB power source powers the module on automatically.