The PIC18LF252-I/SP is a microcontroller (MCU) from Microchip Technology's PIC18F series. It is a member of the mid-range family of 8-bit Flash microcontrollers with enhanced on-chip peripherals and electrical specifications. Here's a brief description, features, and applications of the PIC18LF252-I/SP:
Description:
The PIC18LF252-I/SP is a high-performance, 8-bit microcontroller that features a rich set of on-chip peripherals and memory resources. It is designed for a wide range of applications, including industrial control, automotive systems, and consumer electronics.
Features:
- Core: 8-bit CISC architecture with enhanced features for code density, execution speed, and ease of programming.
- Memory:
- Flash Memory: 32 KB (2 KB boot block)
- RAM: 1536 bytes
- EEPROM: 256 x 8 bits
- CPU Speed: Up to 40 MIPS (million instructions per second) with a 16-bit wide instruction set.
- Oscillator Options: Internal oscillator with clock frequencies up to 16 MHz, or external oscillator support.
- Input/Output (I/O): 21 digital I/O pins with features like open-drain, quasi-bidirectional, or strong push-pull configurations.
- Peripherals:
- UART (Universal Asynchronous Receiver/Transmitter) for serial communication.
- SPI (Serial Peripheral Interface) for high-speed synchronous serial data communication.
- I2C (Inter-Integrated Circuit) for multi-master, serial computer bus.
- 8-channel, 10-bit ADC (Analog-to-Digital Converter) for analog signal processing.
- Comparator module for voltage level detection.
- PWM (Pulse Width Modulation) for generating variable-width pulses.
- Capture module for high-resolution input timing.
- CCP (Complementary-Code Pulse) module for PWM and servo control.
- Timers: Three 8-bit timers with various modes, including 8-bit, 16-bit, and 32-bit configurations.
- Interrupts: Multiple interrupt sources with configurable priority levels.
- Security: On-chip encryption and protection features to secure the firmware.
- Package: The I/SP suffix indicates a surface-mount package, specifically a 40-pin package.
Applications:
- Industrial control systems: Programmable logic controllers (PLCs), motor control, and sensor interfacing.
- Automotive systems: Engine management, body control modules, and infotainment systems.
- Consumer electronics: Home appliances, gaming peripherals, and portable devices.
- Telecommunication equipment: Modems, routers, and other networking devices.
- Medical devices: Patient monitoring systems, diagnostic equipment, and portable medical instruments.
- Security systems: Access control, surveillance, and alarm systems.
The PIC18LF252-I/SP's combination of performance, memory, and peripherals makes it a versatile choice for a wide range of embedded applications.