N79E855ASG

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, rich peripherals
• Package: SOP (Small Outline Package)
• Essence: 8-bit microcontroller with Flash memory
• Packaging/Quantity: Tape and reel, 2500 pieces per reel

Specifications

• Architecture: 8051
• CPU Speed: Up to 24 MHz
• Program Memory: 8 KB Flash
• Data Memory: 256 bytes RAM
• I/O Pins: 15
• Timers/Counters: 2
• UART: 1
• SPI: 1
• I2C: 1
• ADC: 8 channels, 10-bit resolution
• Operating Voltage: 2.4V to 5.5V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

1. P0.0 - GPIO
2. P0.1 - GPIO
3. P0.2 - GPIO
4. P0.3 - GPIO
5. P0.4 - GPIO
6. P0.5 - GPIO
7. P0.6 - GPIO
8. P0.7 - GPIO
9. RST - Reset
10. P1.0 - GPIO
11. P1.1 - GPIO
12. P1.2 - GPIO
13. P1.3 - GPIO
14. P1.4 - GPIO
15. VSS - Ground
16. P1.5 - GPIO
17. P1.6 - GPIO
18. P1.7 - GPIO
19. XTAL1 - Crystal oscillator input
20. XTAL2 - Crystal oscillator output
21. VDD - Power supply
22. P2.0 - GPIO
23. P2.1 - GPIO
24. P2.2 - GPIO
25. P2.3 - GPIO
26. P2.4 - GPIO
27. P2.5 - GPIO
28. P2.6 - GPIO
29. P2.7 - GPIO

Functional Features

• 8-bit CPU with efficient architecture
• Flash memory for program storage
• Low power consumption for energy-efficient applications
• Rich set of peripherals for versatile control applications
• Multiple communication interfaces (UART, SPI, I2C)
• Analog-to-Digital Converter (ADC) for sensor interfacing
• Timers and counters for precise timing operations

Advantages and Disadvantages

Advantages

• High performance with up to 24 MHz CPU speed
• Low power consumption extends battery life
• Ample program and data memory for embedded applications
• Versatile I/O pins for flexible connectivity
• Wide operating voltage range allows for diverse power supply options

Disadvantages

• Limited program memory compared to higher-end microcontrollers
• Limited RAM size may restrict complex data processing
• 8-bit architecture may not be suitable for certain demanding applications

Working Principles

The N79E855ASG microcontroller operates based on the 8051 architecture. It executes instructions stored in its Flash memory to perform various tasks. The CPU fetches instructions from memory, decodes them, and executes the corresponding operations. The microcontroller interacts with external devices through its I/O pins and communicates using UART, SPI, or I2C interfaces. It can also convert analog signals into digital values using its built-in ADC.

Detailed Application Field Plans

The N79E855ASG microcontroller finds applications in various fields, including: 1. Home automation systems 2. Industrial control systems 3. Automotive electronics 4. Consumer electronics 5. Internet of Things (IoT) devices 6. Medical equipment 7. Robotics

Detailed and Complete Alternative Models

1. N79E845ATG: Similar microcontroller with 4 KB Flash memory
2. N79E875ATG: Similar microcontroller with 8 KB Flash memory and additional features
3. N79E895ATG: Similar microcontroller with 8 KB Flash memory, more I/O pins, and enhanced peripherals

(Note: The above alternative models are from the same series and share similar characteristics.)

This encyclopedia entry provides an overview of the N79E855ASG microcontroller, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.