atmega 328p datasheet

The ATmega328P is a high-performance, low-power 8-bit microcontroller based on the AVR® RISC architecture. It is the core of the popular Arduino Uno board and offers a wide range of features that make it an ideal choice for a variety of applications. With a maximum operating frequency of 20 MHz, the ATmega328P delivers powerful computing performance while consuming very low power. It features 32KB of in-system programmable flash memory, 1KB of EEPROM, and 2KB of SRAM, providing ample storage space for program code and data. Equipped with 23 general-purpose I/O pins, the ATmega328P supports a wide range of functions, including digital input/output, analog input, and PWM output. It also features a 10-bit analog-to-digital converter (ADC) with up to 8 channels, enabling accurate measurement of external analog signals. Additionally, the ATmega328P offers a variety of communication interfaces, including UART, SPI, and I2C, making it easy to interface with other devices and sensors. It also provides a wide range of internal and external interrupts, enabling efficient event-driven programming. Overall, the ATmega328P is a versatile and powerful microcontroller, suitable for a wide range of applications, including robotics, Internet of Things (IoT) devices, industrial control systems, and more.