PIC18F2680中文资料微芯科技数据手册PDF规格书

DEVICE OVERVIEW

This document contains device-specific information for the following devices, operating in an ambient temperature range between -40°C and 150°C:

• PIC18F2585 • PIC18F4585

• PIC18F2680 • PIC18F4680

High-Temperature Features:

• Ambient Temperature Range of -40°C to 150°C

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

Power-Managed Modes:

• Run: CPU on, Peripherals on

• Idle: CPU off, Peripherals on

• Sleep: CPU off, Peripherals off

• 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

• 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 (Continue ...)