ATMEGA168PA-AU

The ATMEGA168PA-AU is a high-performance, low-power 8-bit AVR microcontroller from Atmel. It features 16KB of programmable flash memory, 1KB of EEPROM, 1KB of SRAM, and 23 general-purpose I/O pins. This microcontroller is widely used in embedded systems, IoT devices, and various electronic applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VCC: Supply voltage pin
• GND: Ground pin
• RESET: Reset pin for initializing the microcontroller
• XTAL1: Input pin for connecting an external crystal oscillator
• XTAL2: Output pin for connecting an external crystal oscillator
• RXD: UART receive pin for serial communication
• TXD: UART transmit pin for serial communication
• SCL: I2C clock pin for TWI communication
• SDA: I2C data pin for TWI communication
• ADC0-ADC7: Analog-to-Digital Converter input pins
• OC0A: Output Compare Match A for Timer/Counter0
• OC0B: Output Compare Match B for Timer/Counter0
• OC1A: Output Compare Match A for Timer/Counter1
• OC1B: Output Compare Match B for Timer/Counter1

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ATMEGA168PA-AU microcontroller for a visual representation.

Key Features

• High-Performance AVR Core: The ATMEGA168PA-AU is powered by a high-performance 8-bit AVR RISC-based microcontroller core.
• Low-Power Consumption: This microcontroller is designed for low-power applications, making it ideal for battery-powered devices.
• Extensive Peripheral Set: It includes a wide range of peripherals such as timers/counters, UART, SPI, I2C, and more for versatile connectivity.
• Flexible Clocking Options: Supports external crystal oscillators, internal RC oscillator, and external clock sources for clocking flexibility.
• Industrial Temperature Range: Operates reliably within an industrial temperature range, suitable for harsh environments.

Note: For detailed technical specifications, please refer to the ATMEGA168PA-AU datasheet.

Application

• Embedded Systems: Ideal for use in embedded systems requiring microcontroller-based control and processing.
• IoT Devices: Suitable for IoT applications that involve sensor interfacing, data processing, and communication.
• Consumer Electronics: Used in various consumer electronic devices for control and automation tasks.

Functionality

The ATMEGA168PA-AU microcontroller offers a versatile and powerful solution for controlling and interfacing with various electronic components. Its rich set of features and peripherals make it a popular choice for embedded applications.

Usage Guide

• Power Supply: Connect VCC (Pin 7) and GND (Pin 8) to the appropriate power and ground sources.
• Program Memory: Store the firmware or program in the flash memory (16KB) for execution by the microcontroller.
• I/O Connections: Utilize the I/O pins for interfacing with sensors, actuators, displays, and other external components.

Frequently Asked Questions

Q: Can I program the ATMEGA168PA-AU using Arduino IDE?
A: Yes, the ATMEGA168PA-AU is compatible with the Arduino IDE, and you can program it using the Arduino platform.

Q: What is the maximum operating frequency of the ATMEGA168PA-AU?
A: The ATMEGA168PA-AU can operate at a maximum frequency of 20MHz.