●DEVICE OVERVIEW
●This document contains device specific information for the following devices:
● • PIC18F2480
● • PIC18F2580
● • PIC18F4480
● • PIC18F4580
●This family of devices offers the advantages of all PIC18 microcontrollers – namely, high computational performance at an economical price – with the addition of high-endurance, Enhanced Flash program memory. In addition to these features, the PIC18F2480/2580/4480/4580 family introduces design enhancements that make these microcontrollers a logical choice for many high-performance, power sensitive applications.
●Power Managed Modes:
●• Run: CPU on, peripherals on
●• Idle: CPU off, peripherals on
●• Sleep: CPU off, peripherals off
●• Idle mode currents down to 5.8 µA typical
●• Sleep mode current down to 0.1 µA typical
●• Timer1 Oscillator: 1.1 µA, 32 kHz, 2V
●• Watchdog Timer: 2.1 µA
●• Two-Speed Oscillator Start-up
●Flexible Oscillator Structure:
●• Four Crystal modes, up to 40 MHz
●• 4X Phase Lock Loop (PLL) – available for crystal and internal oscillators)
●• Two External RC modes, up to 4 MHz
●• Two External Clock modes, up to 40 MHz
●• Internal oscillator block:
● - 8 user selectable frequencies, from 31 kHz to 8 MHz
● - Provides a complete range of clock speeds, from 31 kHz to 32 MHz when used with PLL
● - User tunable to compensate for frequency drift
●• Secondary oscillator using Timer1 @ 32 kHz
●• Fail-Safe Clock Monitor
● - Allows for safe shutdown if peripheral clock stops
●Special Microcontroller Features:
●• C compiler optimized architecture with optional extended instruction set
●• 100,000 erase/write cycle Enhanced Flash program memory typical
●• 1,000,000 erase/write cycle Data EEPROM memory typical
●• Flash/Data EEPROM Retention: > 40 years
●• Self-programmable under software control
●• Priority levels for interrupts
●• 8 x 8 Single Cycle Hardware Multiplier
●• Extended Watchdog Timer (WDT):
● - Programmable period from 41 ms to 131s
●• Single-Supply 5V In-Circuit Serial
● Programming™ (ICSP™) via two pins
●• In-Circuit Debug (ICD) via two pins
●• Wide operating voltage range: 2.0V to 5.5V
●Peripheral Highlights:
●• High current sink/source 25 mA/25 mA
●• Three external interrupts
●• One Capture/Compare/PWM (CCP) module
●• Enhanced Capture/Compare/PWM (ECCP) module (40/44-pin devices only):
● - One, two or four PWM outputs
● - Selectable polarity
● - Programmable dead time
● - Auto-Shutdown and Auto-Restart
●• Master Synchronous Serial Port (MSSP) module supporting 3-wire SPI™ (all 4 modes) and I2C™ Master and Slave modes
●• Enhanced Addressable USART module
● - Supports RS-485, RS-232 and LIN 1.3
● - RS-232 operation using internal oscillator block (no external crystal required)
● - Auto-Wake-up on Start bit
● - Auto-Baud detect
●• 10-bit, up to 11-channel Analog-to-Digital Converter module (A/D), up to 100 Ksps
● - Auto-acquisition capability
● - Conversion available during Sleep
●• Dual analog comparators with input multiplexing
●ECAN Module Features:
●• Message bit rates up to 1 Mbps
●• Conforms to CAN 2.0B ACTIVE Specification
●• Fully backward compatible with PIC18XXX8 CAN modules
●• Three modes of operation:
● - Legacy, Enhanced Legacy, FIFO
●• Three dedicated transmit buffers with prioritization
●• Two dedicated receive buffers
●• Six programmable receive/transmit buffers
●• Three full 29-bit acceptance masks
●• 16 full 29-bit acceptance filters w/ dynamic association
●• DeviceNet™ data byte filter support
●• Automatic remote frame handling
●• Advanced error management features
