Introduction to Microchip ATmega328P microcontroller (MCU)
The Microchip ATmega328P is an 8-bit microcontroller based on the AVR architecture. It is widely used in embedded systems and is particularly popular in Arduino boards, such as the Arduino Uno. Below is a comprehensive overview of the ATmega328P microcontroller. Key Specifications Architecture: AVR (8-bit) Operating Voltage: 1.8V - 5.5V CPU Speed: Up to 20 MHz Flash Memory: 32 KB (with 512 bytes used for the bootloader) SRAM: 2 KB EEPROM: 1 KB General Purpose I/O Lines: 23 Timers: Three (two 8-bit and one 16-bit) PWM Channels: 6 ADC Channels: 6 channels with 10-bit resolution Communication Interfaces: 1 x SPI 1 x I²C (TWI) 1 x USART Pin Count: 28-pin PDIP, 32-pin TQFP, and 32-pad QFN/MLF packages Features Low Power Consumption: Various power-saving modes, including idle, ADC noise reduction, power-save, power-down, standby, and extended standby. Watchdog Timer: A programmable watchdog timer with a separate on-chip oscillator. Programmable Serial USART: Supports synchronous and asy...