2004 Microchip Technology Inc.
DS30491C-page 1
PIC18F6585/8585/6680/8680
High-Performance RISC CPU:
Source code compatible with the PIC16 and
PIC17 instruction sets
Linear program memory addressing to 2 Mbytes
Linear data memory addressing to 4096 bytes
1 Kbyte of data EEPROM
Up to 10 MIPs operation:
- DC – 40 MHz osc./clock input
- 4 MHz-10 MHz osc./clock input with PLL active
16-bit wide instructions, 8-bit wide data path
Priority levels for interrupts
31-level, software accessible hardware stack
8 x 8 Single-Cycle Hardware Multiplier
External Memory Interface
(PIC18F8X8X Devices Only):
Address capability of up to 2 Mbytes
16-bit interface
Peripheral Features:
High current sink/source 25 mA/25 mA
Four external interrupt pins
Timer0 module: 8-bit/16-bit timer/counter
Timer1 module: 16-bit timer/counter
Timer2 module: 8-bit timer/counter
Timer3 module: 16-bit timer/counter
Secondary oscillator clock option – Timer1/Timer3
One Capture/Compare/PWM (CCP) module:
- Capture is 16-bit, max. resolution 6.25 ns
(TCY/16)
- Compare is 16-bit, max. resolution 100 ns (TCY)
- PWM output: PWM resolution is 1 to 10-bit
Enhanced Capture/Compare/PWM (ECCP) module:
- Same Capture/Compare features as CCP
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-shutdown on external event
- Auto-restart
Master Synchronous Serial Port (MSSP) module
with two modes of operation:
- 3-wire SPI (supports all 4 SPI modes)
-I2C Master and Slave mode
Enhanced Addressable USART module:
- Supports RS-232, RS-485 and LIN 1.2
- Programmable wake-up on Start bit
- Auto-baud detect
Parallel Slave Port (PSP) module
Analog Features:
Up to 16-channel, 10-bit Analog-to-Digital
Converter module (A/D) with:
- Fast sampling rate
- Programmable acquisition time
- Conversion available during Sleep
Programmable 16-level Low-Voltage Detection
(LVD) module:
- Supports interrupt on Low-Voltage Detection
Programmable Brown-out Reset (BOR)
Dual analog comparators:
- Programmable input/output configuration
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 with dynamic association
DeviceNet data byte filter support
Automatic remote frame handling
Advanced Error Management features
Special Microcontroller Features:
100,000 erase/write cycle Enhanced Flash
program memory typical
1,000,000 erase/write cycle Data EEPROM
memory typical
1-second programming time
Flash/Data EEPROM Retention: > 40 years
Self-reprogrammable under software control
Power-on Reset (POR), Power-up Timer (PWRT)
and Oscillator Start-up Timer (OST)
Watchdog Timer (WDT) with its own On-Chip
RC Oscillator
Programmable code protection
Power saving Sleep mode
Selectable oscillator options including:
- Software enabled 4x Phase Lock Loop (of
primary oscillator)
- Secondary Oscillator (32 kHz) clock input
In-Circuit Serial Programming (ICSP) via two pins
MPLAB In-Circuit Debug (ICD) via two pins
64/68/80-Pin High-Performance, 64-Kbyte Enhanced Flash
Microcontrollers with ECAN Module