Attack R5F51306BDFL MCU Flash Memory

Attack Renesas R5F51306BDFL MCU Flash Memory, and extract MCU IC Chip code out from microcontroller flash and eeprom memory, to make the MCU cloning which will provide the same functions;

Below are features of this Flash 32 BIT microcontroller:

Features

• 32-bit RX CPU coreMax. operating frequency: 32 MHz

Capable of 50 DMIPS in operation at 32 MHz

• Accumulator handles 64-bit results (for a single instruction) from 32-bit × 32-bit operations
  • Multiplication and division unit handles 32-bit × 32-bit operations (multiplication instructions take one CPU clock cycle)
  • Fast interrupt which is also important feature when clone R5F21276 microcontroller firmware
  • CISC Harvard architecture with 5-stage pipeline
  • Variable-length instructions, ultra-compact code
  • On-chip debugging circuit
  • Low power design and architecture
    • Operation from a single 1.8-V to 5.5-V supply
    • Three low power consumption modes
    • Low power timer (LPT) that operates during the software standby state
    • Supply current

High-speed operating mode: 96 mA/MHz

Supply current in software standby mode: 0.37 mA

• Recovery time from software standby mode: 4.8 ms
  • On-chip flash memory for code, no wait states
    • Operation at 32 MHz, read cycle of 31.25 ns
    • No wait states for reading at full CPU speed
    • Programmable at 1.8 V
    • For instructions and operands
  • On-chip data flash memory
    • 8 Kbytes (1,000,000 program/erase cycles (typ.))
    • BGO (Background Operation)
  • On-chip SRAM, no wait states
    • 10- to 16-Kbyte size capacities
  • DTC
    • Four transfer modes
    • Transfer can be set for each interrupt source.
    • 

      atacar el bit de fusible de MCU protegido RENESAS R5F51306BDFL para restaurar el código fuente seguro del microcontrolador R5F51306BDFL desde la memoria flash del programa y la memoria eeprom de datos, copiar el código fuente en formato de archivo binario o software heximal al nuevo microprocesador R5F51306BDFL;

  • ELC
    • Module operation can be initiated by event signals without using interrupts.
    • Linked operation between modules is possible while the CPU is sleeping.
  • Reset and supply management
    • Eight types of reset, including the power-on reset (POR)
    • Low voltage detection (LVD) with voltage settings
  • Clock functions
    • External clock input frequency: Up to 20 MHz
    • Main clock oscillator frequency: 1 to 20 MHz
    • Sub clock oscillator frequency: 32.768 kHz
    • PLL circuit input: 4 MHz to 8 MHz
    • Low-speed on-chip oscillator: 4 MHz
    • High-speed on-chip oscillator: 32 MHz ± 1 %
    • IWDT-dedicated on-chip oscillator: 15 kHz
    • Generate a 32.768 kHz clock for the real-time clock

On-chip clock frequency accuracy measurement circuit (CAC)