Break IC, Recover MCU, Microcontroller Reverse Engineering

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Copy Microcontroller PIC16F684 Firmware needs to unlock Microprocessor PIC16F684 security fuse bit, the silicon package can be removed by proper chemical solution, by focus ion beam will effectively modify the circuitry pattern of MCU PIC16F684

Copy Microcontroller PIC16F684 Firmware needs to unlock Microprocessor PIC16F684 security fuse bit, the silicon package can be removed by proper chemical solution, by focus ion beam will effectively modify the circuitry pattern of MCU PIC16F684;

High-Performance RISC CPU:

· Only 35 instructions to learn:

– All single-cycle instructions except branches

· Operating speed:

– DC – 20 MHz oscillator/clock input

– DC – 200 ns instruction cycle

· Interrupt capability

· 8-level deep hardware stack

Low-Power Features:

· Standby Current:

– 1 nA @ 2.0V, typical

· Operating Current:

– 8.5 µA @ 32 kHz, 2.0V, typical

– 100 µA @ 1 MHz, 2.0V, typical

· Watchdog Timer Current:

– 1 µA @ 2.0V, typical

· Direct, Indirect and Relative Addressing modes

Peripheral Features:

Special Microcontroller Features:

· Precision Internal Oscillator:

– Factory calibrated to ±1%

– Software selectable frequency range of 8 MHz to 31 kHz

– Software tunable

– Two-speed Start-up mode

– Crystal fail detect for critical applications

– Clock mode switching during operation for power savings

· Power-saving Sleep mode

· Wide operating voltage range (2.0V-5.5V)

· Industrial and Extended Temperature range

· Power-on Reset (POR)

· Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)

· Brown-out Detect (BOD) with software control option

· Enhanced low-current Watchdog Timer (WDT) with on-chip oscillator (software selectable nominal 268 seconds with full prescaler) with software enable;

· Multiplexed Master Clear with pull-up/input pin

· Programmable code protection

· High Endurance Flash/EEPROM cell:

– 100,000 write Flash endurance

– 1,000,000 write EEPROM endurance

– Flash/Data EEPROM retention: > 40 years

· 12 I/O pins with individual direction control:

– High current source/sink for direct LED drive

– Interrupt-on-pin change

– Individually programmable weak pull-ups

– Ultra Low-power Wake-up (ULPWU)

· Analog comparator module with:

– Two analog comparators

– Programmable on-chip voltage reference (CVREF) module (% of VDD)

– Comparator inputs and outputs externally accessible

· A/D Converter:

– 10-bit resolution and 8 channels

· Timer0: 8-bit timer/counter with 8-bit programmable prescaler· Enhanced Timer1:

– 16-bit timer/counter with prescaler

– External Gate Input mode

– Option to use OSC1 and OSC2 in LP mode as Timer1 oscillator if INTOSC mode selected

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

· Enhanced Capture, Compare, PWM module:

– 16-bit Capture, max resolution 12.5 ns

– Compare, max resolution 200 ns

– 10-bit PWM with 1, 2 or 4 output channels, programmable “dead time”, max frequency 20 kHz

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