PIC18F2680-E/SP datasheet, PDF

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PIC18F2680-E/SP: DescriptionMCU 8-bit PIC RISC 64KB Flash 5V Automotive 28-Pin SPDIP Tube; File Size3MB，453 Pages; ManufacturerMicrochip; Websitehttps://www.microchip.com; Environmental Compliance

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PIC18F2680-E/SP Overview

MCU 8-bit PIC RISC 64KB Flash 5V Automotive 28-Pin SPDIP Tube

PIC18F2680-E/SP Parametric

Parameter Name	Attribute value
EU restricts the use of certain hazardous substances	Compliant
ECCN (US)	3A991.a.2
Part Status	Active
HTS	8542.31.00.01
Family Name	PIC18
Instruction Set Architecture	RISC
Device Core	PIC
Core Architecture	PIC
Maximum CPU Frequency (MHz)	25
Maximum Clock Rate (MHz)	25
Data Bus Width (bit)	8
Program Memory Type	Flash
Program Memory Size	64KB
RAM Size	3.25KB
Programmability	Yes
Interface Type	CAN/I2C/SPI/USART
Number of I/Os	28
No. of Timers	4
PWM	1
Number of ADCs	Single
ADC Channels	8
ADC Resolution (bit)	10
USART	1
UART	0
USB	0
SPI	1
I2C	1
I2S	0
CAN	1
Ethernet	0
Watchdog	1
Analog Comparators	2
Special Features	CAN Controller
Minimum Operating Supply Voltage (V)	4.2
Typical Operating Supply Voltage (V)	5
Maximum Operating Supply Voltage (V)	5.5
Maximum Power Dissipation (mW)	1000
Minimum Operating Temperature (°C)	-40
Maximum Operating Temperature (°C)	125
Supplier Temperature Grade	Extended
Packaging	Tube
Supplier Package	SPDIP
Pin Count	28
Standard Package Name	DIP
Mounting	Through Hole
Package Height	3.43
Package Length	34.67
Package Width	7.24
PCB changed	28

User Manual

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PIC18F2585/2680/4585/4680

28/40/44-Pin Enhanced Flash Microcontrollers with

ECAN™ Technology, 10-Bit A/D

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

A

typical

Sleep mode currents down to 0.1

A

typical

Timer1 Oscillator: 1.1

A,

32 kHz, 2V

Watchdog Timer: 2.1

A

Two-Speed Oscillator Start-up

- 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 I

C™

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

•

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

•

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

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 (CCP1) module

Enhanced Capture/Compare/PWM (ECCP1) module

(40/44-pin devices only):



2007-2018 Microchip Technology Inc.

DS30009625D-page 1

PIC18F2585/2680/4585/4680

Table of Contents

1.0 Device Overview .......................................................................................................................................................................... 7

2.0 Oscillator Configurations ............................................................................................................................................................ 23

3.0 Power Managed Modes ............................................................................................................................................................. 33

4.0 Reset .......................................................................................................................................................................................... 41

5.0 Memory Organization ................................................................................................................................................................. 61

6.0 Flash Program Memory.............................................................................................................................................................. 95

7.0 Data EEPROM Memory ........................................................................................................................................................... 105

8.0 8 x 8 Hardware Multiplier.......................................................................................................................................................... 111

9.0 Interrupts .................................................................................................................................................................................. 113

10.0 I/O Ports ................................................................................................................................................................................... 129

11.0 Timer0 Module ......................................................................................................................................................................... 147

12.0 Timer1 Module ......................................................................................................................................................................... 151

13.0 Timer2 Module ......................................................................................................................................................................... 157

14.0 Timer3 Module ......................................................................................................................................................................... 159

15.0 Capture/Compare/PWM (CCP1) Modules ............................................................................................................................... 163

16.0 Enhanced Capture/Compare/PWM (ECCP1) Module.............................................................................................................. 173

17.0 Master Synchronous Serial Port (MSSP) Module .................................................................................................................... 187

18.0 Enhanced Universal Synchronous Receiver Transmitter (EUSART)....................................................................................... 227

19.0 10-Bit Analog-to-Digital Converter (A/D) Module ..................................................................................................................... 247

20.0 Comparator Module.................................................................................................................................................................. 257

21.0 Comparator Voltage Reference Module................................................................................................................................... 263

22.0 High/Low-Voltage Detect (HLVD)............................................................................................................................................. 267

23.0 ECAN™ Technology ................................................................................................................................................................ 273

24.0 Special Features of the CPU.................................................................................................................................................... 343

25.0 Instruction Set Summary .......................................................................................................................................................... 361

26.0 Development Support............................................................................................................................................................... 411

27.0 Electrical Characteristics .......................................................................................................................................................... 415

28.0 DC and AC Characteristics Graphs and Tables....................................................................................................................... 451

29.0 Packaging Information.............................................................................................................................................................. 453

Appendix A: Revision History............................................................................................................................................................. 461

Appendix B: Device Differences ........................................................................................................................................................ 461

Appendix C: Conversion Considerations ........................................................................................................................................... 462

Appendix D: Migration From Baseline to Enhanced Devices ............................................................................................................ 462

Appendix E: Migration from Mid-Range to Enhanced Devices .......................................................................................................... 463

Appendix F: Migration from High-End to Enhanced Devices............................................................................................................. 463

The Microchip Web Site ..................................................................................................................................................................... 477

Customer Change Notification Service .............................................................................................................................................. 477

Customer Support .............................................................................................................................................................................. 477

Reader Response .............................................................................................................................................................................. 478

PIC18F2585/2680/4585/4680 Product Identification System ............................................................................................................ 479



2007-2018 Microchip Technology Inc.

DS30009625D-page 4

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