PIC16F684-E/ST is a microcontroller (MCU) from Microchip Technology's PIC16F series. It is a member of the 8-bit PIC microcontroller family and is designed for a wide range of applications, including industrial control, automotive, and consumer electronics.
Description:
The PIC16F684-E/ST is a mid-range, flash-based PIC microcontroller with enhanced EEPROM data memory. It features a rich set of peripherals and a high-performance core, making it suitable for a variety of embedded control applications.
Key Features:
- Core: 8-bit, 18 MHz (PIC16F684-E/ST) with increased instruction execution speed.
- Memory:
- Flash program memory: 14 kB (8 kB for code and 6 kB for boot)
- EEPROM data memory: 256 x 8-bit
- RAM: 368 bytes (including the stack)
- Enhanced EEPROM: Provides non-volatile data storage for user data, calibration, and configuration settings.
- Peripherals:
- 3x 16-bit Timers (with optional PWM outputs)
- 8-channel 10-bit ADC
- USART (universal synchronous/asynchronous receiver/transmitter) for serial communication
- SPI (serial peripheral interface) and I2C (inter-integrated circuit) for high-speed communication
- Comparator module
- Parallel Slave Port (PSP) for external memory interfacing
- Enhanced Parallel Port: Provides additional flexibility for I/O pin configurations.
- Power-on Reset (POR) and Brown-out Detect (BOD): Ensures reliable operation and power management.
- Low-power modes: Sleep, Idle, and Power Save modes to conserve energy in battery-powered applications.
- Security features: Protects the code and data from unauthorized access and reverse engineering.
Applications:
- Industrial control systems: Programmable logic controllers (PLCs), motor control, and sensor interfacing.
- Automotive applications: Engine management, body control modules, and infotainment systems.
- Consumer electronics: Appliance control, smart home devices, and portable electronics.
- Medical devices: Glucose meters, blood pressure monitors, and other portable medical equipment.
- Telecommunication systems: Modems, routers, and other network devices.
- Data acquisition and signal processing: Data logging, monitoring, and control systems.
- Battery-powered devices: Portable instruments, remote sensors, and wireless communication devices.
The PIC16F684-E/ST microcontroller offers a combination of performance, memory, and peripheral integration, making it a versatile choice for a wide range of embedded applications.