Copy MCU PIC18F4685 software inside microcontroller PIC18F4685 flash memory, decapsulate silicon package of microcontroller and get its fuse bit exposed, so MCU cracking technique will be able to reset the bit and readout the firmware from Microcontroller;

Power-Managed Modes:

Peripheral Highlights:

Run: CPU on, peripherals on

Idle: CPU off, peripherals on

Sleep: CPU off, peripherals off

Idle mode currents down to 5.8 ìA typical

Sleep mode currents down to 0.1 ìA typical

Timer1 Oscillator: 1.1 ìA, 32 kHz, 2V

Watchdog Timer: 2.1 ìA

Two-Speed Oscillator Start-up

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):

– One, two or four PWM outputs

– Selectable polarity

– Programmable dead time

 

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

– 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

 

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

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

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