AT90S1200A-12PI

Product Overview

Category

The AT90S1200A-12PI belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• High-performance 8-bit RISC architecture
• Low power consumption
• Flash memory for program storage
• EEPROM for data storage
• In-system programmable
• Wide operating voltage range
• Multiple communication interfaces

Package

The AT90S1200A-12PI is available in a 20-pin DIP (Dual Inline Package) format.

Essence

The essence of this microcontroller lies in its ability to provide efficient control and processing capabilities in a compact package.

Packaging/Quantity

The AT90S1200A-12PI is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

• Architecture: 8-bit RISC
• Operating Voltage: 2.7V to 5.5V
• Flash Memory: 1K Bytes
• EEPROM: 64 Bytes
• RAM: 64 Bytes
• Clock Speed: 12 MHz
• Communication Interfaces: SPI, UART
• I/O Pins: 15
• Timers/Counters: 2

Detailed Pin Configuration

The AT90S1200A-12PI has a total of 20 pins, each serving a specific purpose. The pin configuration is as follows:

1. RESET - Reset Input
2. XTAL1 - Crystal Oscillator Input
3. XTAL2 - Crystal Oscillator Output
4. GND - Ground
5. VCC - Power Supply
6. PORTB.0 - General Purpose I/O Pin
7. PORTB.1 - General Purpose I/O Pin
8. PORTB.2 - General Purpose I/O Pin
9. PORTB.3 - General Purpose I/O Pin
10. PORTB.4 - General Purpose I/O Pin
11. PORTB.5 - General Purpose I/O Pin
12. PORTB.6 - General Purpose I/O Pin
13. PORTB.7 - General Purpose I/O Pin
14. MOSI - SPI Master Output/Slave Input
15. MISO - SPI Master Input/Slave Output
16. SCK - SPI Serial Clock
17. RXD - UART Receive Data
18. TXD - UART Transmit Data
19. GND - Ground
20. VCC - Power Supply

Functional Features

The AT90S1200A-12PI offers several functional features that enhance its usability and performance:

1. High-performance RISC architecture allows for efficient execution of instructions.
2. In-system programmability enables easy updates of the program code without removing the microcontroller from the system.
3. Flash memory provides non-volatile storage for program code, ensuring data integrity even during power loss.
4. EEPROM allows for storing and retrieving data that needs to be retained across power cycles.
5. Multiple communication interfaces (SPI, UART) facilitate seamless integration with other devices and systems.
6. Low power consumption makes it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it ideal for portable and battery-operated devices.
• In-system programmability allows for easy updates and debugging.
• Wide operating voltage range ensures compatibility with various power sources.
• Multiple communication interfaces enable flexible connectivity options.

Disadvantages

• Limited program and data memory compared to more advanced microcontrollers.
• Relatively lower clock speed may restrict performance in certain applications.
• Lack of built-in peripherals may require additional external components for specific functionalities.

Working Principles

The AT90S1200A-12PI operates based on the principles of a RISC (Reduced Instruction Set Computer) architecture. It executes instructions stored in its flash memory, utilizing its various functional units such as the ALU (Arithmetic Logic Unit), registers, and timers/counters. The microcontroller interacts with external devices through its I/O pins and communication interfaces, enabling data exchange and control.

Detailed Application Field Plans

The AT90S1200A-12PI finds applications in a wide range of fields, including but not limited to:

1. Consumer Electronics: Remote controls, smart home devices, gaming consoles.
2. Industrial Automation: Control systems, monitoring devices, robotics.
3. Automotive: Engine control units, dashboard displays, vehicle diagnostics.
4. Medical Devices: Patient monitoring systems, diagnostic equipment, wearable health trackers.
5. Internet of Things (IoT): Sensor nodes, data loggers, home automation systems.

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the AT90S1200A-12PI. Some notable alternatives include:

1. ATmega