High-Performance, Enhanced Flash Microcontroller with ECAN, in 40-pin PDIP

Microchip PIC18F4585 Microcontroller Features

High-Performance RISC CPU

• Operating speed: 40 MHz, Up to 10 MIPS
• Operating voltage: 4.2-5.5V
• Industrial temperature range (-40° to +85°C)
• Four Crystal modes, up to 40 MHz
• 4x 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:
• Eight user-selectable frequences, from 31 kHz to 8 MHz (up to 32 MHz with PLL)
• User-tunable to compensate for frequency drift
• Secondary oscillator using Timer1 at 32 kHz
• Fail-safe Clock Monitor allows safe shutdown if peripheral clock stops
• Interrupt capability (28 Interrupt Sources) with Priority levels
• 8 × 8 Single-Cycle Hardware Multiplier
• 75 instructions (83 with Extended Instruction Set enabled)

Special Microcontroller Features

• Flash Memory: 48 Kbytes (24,576 words)
• Data SRAM: 3328 bytes
• Data EEPROM: 1024 bytes
• Power-saving Sleep mode
• Extended Watchdog Timer, programmable from 41ms to 131s
• In-Circuit Serial Programming via two pins
• In-Circuit Debug via two pins

Peripheral Features

• 36 I/O pins; 5 I/O ports
• High current sink/source 25 mA/25 mA
• Three external interrupt pins
• Timer0: 8-bit/16-bit timer/counter with 8-bit programmable prescaler
• Timer1: 16-bit timer/counter
• Timer2: 8-bit timer/counter with 8-bit period register
• Timer3: 16-bit timer/counter
• Secondary oscillator clock option -- Timer1/Timer3
• One Standard Capture, Compare, PWM module
• One Enhanced CCP module
• 1, 2 or 4 PWM outputs
• Selectable PWM polarity
• Programmable PWM dead time
• Auto shutdown and auto-restart
• Master Synchronous Serial Port with two modes:
• 3-wire SPI (supports all 4 SPI modes)
• I2C Master and Slave
• Enhanced Addressable USART module
• Supports RS485, RS232 and LIN 1.3
• RS232 operation using internal oscillator block (no external crystal required)
• Auto-wake-up on Start bit
• Auto baud detect
• Parallel Slave Port
• 10-bit Analog-to-Digital Converter, up to 100 Ksps
• Auto-acquisition capability
• Conversion available during Sleep
• 11 channels available
• Dual analog comparator modules
• Programmable input and output multiplexing

ECAN Bus Module Features

• Message bit rates up to 1 Mbps
• Conforms to CAN 2.0B Active Specification
• Three modes of operation: Legacy, Enhanced Legary, FIFO
• Three dedicated transmit buffers with prioritization
• Two dedicated receive buffers
• Six programmable receive/trasmit buffers
• Three full 29-bit acceptance masks
• Sixteen full 29-bit acceptance filters with dynamic association
• DeviceNet data byte filter support
• Automatic remote frame handling
• Advanced error management featurs