Nuvoton MS51DA9AE/MS51BA9AE 8051 MCU Technical Reference Manual

Technical reference manual for Nuvoton MS51DA9AE and MS51BA9AE 8-bit 8051 microcontrollers covering architecture, peripherals, and programming.

Brand: Nuvoton
Category: microcontrollers
Document type: Datasheet
Language: Chinese
Pages: 251
File format: PDF
File size: 3.3 MB
Published: 15 October, 2026
Updated: 15 October, 2026
MD5 checksum: A36E40D8992F247FAD6F187071AADD64
PDF: Nuvoton MS51DA9AE/MS51BA9AE 8051 MCU Technical Reference Manual PDF

About this manual

This document is the technical reference manual for the Nuvoton MS51 series, specifically the MS51DA9AE and MS51BA9AE models. It provides comprehensive details on the 8-bit 8051 microcontroller architecture, including memory organization, special function registers, and peripheral modules. This manual is written in Chinese.

What's inside

Overview
Features
Pin Configuration
Memory Architecture
Special Function Registers
Timers and Counters
Serial Communication (UART, SPI, I2C)
ADC and PWM
Interrupt System
Power Management

Specifications

Microcontroller Architecture	8-bit 8051
Flash Memory	8K
RAM Size	256 bytes
ADC Resolution	12-bit
Document Version	Rev 1.00

Frequently asked questions

What microcontroller series does this manual cover?

The manual covers the MS51 series, specifically the MS51DA9AE and MS51BA9AE models.

What is the architecture of the MS51DA9AE and MS51BA9AE?

These microcontrollers are based on the 8-bit 8051 architecture.

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