The PIC16F819-I/P is a powerful and efficient 8-bit microcontroller manufactured by Microchip Technology, widely used in various electronic applications. It offers a wide range of features that cater to the needs of different projects. Here is an overview and key features of the PIC16F819-I/P:
1. Architecture: The PIC16F819-I/P belongs to the mid-range family of PIC microcontrollers with a Harvard architecture. It is based on a RISC (Reduced Instruction Set Computing) architecture, making it highly efficient and capable of executing instructions in a single clock cycle.
2. CPU: It features a powerful 8-bit CPU operating at a maximum frequency of 20 MHz, allowing for fast and precise execution of instructions. The CPU incorporates a rich set of 35 instructions, including arithmetic, logic, and bit manipulation operations.
3. Memory: The PIC16F819-I/P has a total on-chip memory of 3.5 KB, divided into 2 KB of Flash Program Memory for storing program instructions and 128 bytes of RAM for storing data during runtime. Additionally, there is 128 bytes of EEPROM, which allows for non-volatile storage of data even when the power is turned off.
4. I/O Ports: It offers a flexible range of I/O pins, with 18 configurable I/O ports. These ports can be used for various purposes, such as interfacing with sensors, actuators, or other peripheral devices
