This document contains information on a new product under development by Megawin, describing the features and characteristics of the product.
This manual provides a complete description of the Megawin MPC82G516A 8‑bit microcontroller, including its architecture, pin definitions, memory organization, special function registers, and on‑chip peripherals such as timers, UARTs, SPI, ADC and PCA. It also covers power‑saving modes, watchdog timer, interrupt system, and in‑system programming interfaces (ISP, IAP, ICP).
Additional sections explain the on‑chip debugging interface, electrical characteristics, package options, ordering information and legal disclaimer. The document is intended for hardware designers and firmware developers who need detailed technical data and programming guidance. This manual is written in Chinese.
| Flash program memory | 64 KB |
|---|---|
| On‑chip XRAM | 1024 bytes |
| Internal RAM | 256 bytes |
| ADC | 10‑bit, 8‑channel |
| Operating voltage | 2.4 V–3.6 V (3.3 V system) or 2.7 V–5.5 V (5 V/wide range) |
| Maximum clock frequency | 24 MHz |
| Operating temperature range | -40 °C to +85 °C |
| Package types | PDIP40, PLCC44, PQFP44, LQFP48, SSOP28 |
The device includes 64 KB of on‑chip flash program memory.
The MCU operates from 2.4 V to 3.6 V for the 3.3 V system, or 2.7 V to 5.5 V for the 5 V/wide‑range system.