Attack MCU ATmega162 can help engineer to find out the location of security fuse bit then use laser cutting to remove it, and reset the status of Microcontroller from locked to unlocked;
Features
· High-performance, Low-power AVR® 8-bit Microcontroller
· Advanced RISC Architecture
– 131 Powerful Instructions – Most Single-clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz when Attack MCU
– On-chip 2-cycle Multiplier
Non-volatile Program and Data Memories
– 16K Bytes of In-System Self-programmable Flash Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 512 Bytes EEPROM
Endurance: 100,000 Write/Erase Cycles
– 1K Bytes Internal SRAM
– Up to 64K Bytes Optional External Memory Space after Attack MCU
8-bit
Microcontroller
with 16K Bytes
In-System
– Programming Lock for Software Security
JTAG (IEEE std. 1149.1 Compliant) Interface
– Boundary-scan Capabilities According to the JTAG Standard
– Extensive On-chip Debug Support before Attack MCU
– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
Peripheral Features
– Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
– Two 16-bit Timer/Counters with Separate Prescalers, Compare Modes, and
Capture Modes
– Real Time Counter with Separate Oscillator
– Six PWM Channels
– Dual Programmable Serial USARTs if Attack MCU
– Master/Slave SPI Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated RC Oscillator
– External and Internal Interrupt Sources after Attack MCU
– Five Sleep Modes: Idle, Power-save, Power-down, Standby, and Extended Standby
I/O and Packages
– 35 Programmable I/O Lines
– 40-pin PDIP, 44-lead TQFP, and 44-pad MLF
Operating Voltages
– 1.8 – 5.5V for ATmega162V
– 2.7 – 5.5V for ATmega162
Speed Grades
Programmable Flash
ATmega162
ATmega162V if Attack MCU
– 0 – 8 MHz for ATmega162V (see Figure 113 on page 265)
– 0 – 16 MHz for ATmega162 (see Figure 114 on page 265)