Recover MCU PIC16F818 Binary

admin

9 years ago

LOW POWER FEATURES of PIC16F818 can greatly help hacker to Recover MCU PIC16F818 Binary from its memory:

Power-Managed modes:

– Primary Run: XT, RC oscillator, 87 µA, 1 MHz, 2V

– INTRC: 7 µA, 31.25 kHz, 2V

– Sleep: 0.2 µA, 2V

· Timer1 oscillator: 1.8 µA, 32 kHz, 2V

· Watchdog Timer: 0.7 µA, 2V

· Wide operating voltage range:

– Industrial: 2.0V to 5.5V

Oscillators:

· Three Crystal modes:

– LP, XT, HS: up to 20 MHz

· Two External RC modes

· One External Clock mode:

– ECIO: up to 20 MHz

· Internal oscillator block:

– 8 user selectable frequencies: 31 kHz, 125 kHz,

250 kHz, 500 kHz, 1 MHz, 2 MHz, 4 MHz, 8 MHz

Special Microcontroller Features:

· 100,000 erase/write cycles Enhanced Flash program memory typical

· 1,000,000 typical erase/write cycles EEPROM data memory typical

· EEPROM Data Retention: > 40 years

· In-Circuit Serial ProgrammingTM (ICSPTM) via two pins

· Processor read/write access to program memory

· Low-Voltage Programming

· In-Circuit Debugging via two pins

Peripheral Features:

16 I/O pins with individual direction control

High sink/source current: 25 mA

Timer0: 8-bit timer/counter with 8-bit prescaler

Timer1: 16-bit timer/counter with prescaler, can be

incremented during Sleep via external crystal/clock

Timer2: 8-bit timer/counter with 8-bit period register, prescaler and postscaler

Capture, Compare, PWM (CCP) module:

– Capture is 16-bit, max. resolution is 12.5 ns

– Compare is 16-bit, max. resolution is 200 ns

– PWM max. resolution is 10-bit

10-bit, 5-channel Analog-to-Digital converter

Synchronous Serial Port (SSP) with

SPI™ (Master/Slave) and I2C™ (Slave).