Key facts
- Brand
- Megawin
- Model
- MA816
- Industry
- Industrial
- Documents
- 2
- Languages
- ZH
- Last added
- 2012-01-11
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MEGAWIN MA816 handbook 0.06
The MA816 is a high‑efficiency 1‑T 80C51‑compatible microcontroller featuring 14.5 KB of on‑chip Flash, 256 B of RAM, additional I/O ports, multiple timers, PWM, UART, analog comparator, watchdog, and power‑management modes. It operates from 4.5 V to 5.5 V and supports both idle and power‑down modes for low‑power applications.
This datasheet details the device’s architecture, pin assignments, special function registers, clock system, memory map, peripheral functions, electrical specifications, maximum ratings, and mechanical package information. This manual is written in Chinese.
Megawin MA816 specifications
| Flash memory | 14.5 KB |
|---|---|
| RAM | 256 B |
| External RAM (XRAM) | 256 B |
| Operating voltage | 4.5 V–5.5 V |
| Package | LQFP‑64 |
| Maximum supply current | 400 mA |
| Operating temperature range | -40 °C to +85 °C |
| Internal oscillator frequency | 12 MHz |
Source: MEGAWIN MA816 handbook 0.06
All Megawin MA816 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the flash memory size of the MA816?
The MA816 contains 14.5 KB of Flash ROM, with 13.5 KB for application code and 1 KB for in‑application programming.
How many I/O ports does the MA816 provide?
It has four standard 8‑bit I/O ports and four additional ports (P4‑P7), giving a total of 57 configurable I/O pins.