PIC18F45800T中文資料微芯科技數(shù)據(jù)手冊PDF規(guī)格書

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