Microchip Technology's PIC16F877-04I/PQ is a microcontroller unit (MCU) that belongs to the PIC16F87X family of 8-bit Flash microcontrollers. It is designed for a wide range of applications, including industrial control, automotive, and consumer electronics.
Description:
The PIC16F877-04I/PQ is a 40-pin PLCC package microcontroller with 8 kB of Flash memory, 368 bytes of RAM, and 256 bytes of EEPROM. It features an enhanced mid-range core with increased instruction execution speed and a rich peripheral set, including a Universal Synchronous/Asynchronous Receiver/Transmitter (USART) for serial communication, an 8-bit Parallel Slave Port (PSP), and a 10-bit Analog-to-Digital Converter (ADC) with 13 channels.
Features:
- 8 kB Flash memory with read-while-write capability
- 368 bytes of RAM
- 256 bytes of EEPROM
- Enhanced mid-range core for faster instruction execution
- 10-bit Analog-to-Digital Converter (ADC) with 13 channels
- Universal Synchronous/Asynchronous Receiver/Transmitter (USART) for serial communication
- 8-bit Parallel Slave Port (PSP)
- On-chip debugging and programming support with ICD 2 and real-time trace (RTT)
- Low-power consumption modes for energy-efficient operation
- Internal oscillator with PLL for higher clock frequencies
- Configurable clock options, including an external oscillator
- Multiple interrupt sources and priority levels for efficient multitasking
- Up to 55 general-purpose I/O pins with optional pull-ups
- In-circuit serial programming (ICSP) and SPI programming options
Applications:
The PIC16F877-04I/PQ is suitable for a wide range of applications due to its versatile feature set and robust performance. Some common applications include:
- Industrial control systems: Programmable logic controllers (PLCs), motor control, and sensor interfacing.
- Automotive: Engine management, body control modules, and anti-lock braking systems (ABS).
- Consumer electronics: Appliance control, home automation, and portable devices.
- Telecommunications: Modems, voiceband signal processing, and data acquisition systems.
- Medical equipment: Patient monitoring, diagnostic devices, and portable medical instruments.
- Security systems: Access control, intrusion detection, and surveillance cameras.
- Data acquisition and signal processing: Measurement and control systems in various industries.
The PIC16F877-04I/PQ's combination of performance, memory, and peripheral options make it a versatile choice for a wide range of embedded applications.