Archive for the ‘Reverse Engineer Microcontroller’ Category
Reverse engineering MCU microchip STM32F407IG flash memory
Reverse engineering MCU microchip STM32F407IG flash memory to attack tamper resistance system of STM32F407IG microcontroller encryption and its fuse bit, extract program file from STM32F407IG microprocessor’s flash memory and dump source code in the format of binary file or heximal data to new STM32F407IG microcomputer;
The STM32F407IG microcontroller can be used in a wide range of products and applications across various industries due to its powerful features and versatility. Here are some examples of products and industries where the STM32F407IG can be employed:
Industrial Automation: The STM32F407IG can be used in industrial control systems, PLCs (Programmable Logic Controllers), motor control applications, and process automation systems. Its rich set of peripherals, including ADCs, DACs, timers, and communication interfaces, make it suitable for controlling and monitoring industrial processes.
Consumer Electronics: The STM32F407IG can be found in various consumer electronics products such as smart home devices, home appliances, audio systems, gaming peripherals, and wearable devices. Its low-power features, USB connectivity, and advanced processing capabilities make it ideal for such applications.
Medical Devices: In the medical industry, the STM32F407IG can be used in devices such as patient monitoring systems, infusion pumps, medical imaging equipment, and portable diagnostic devices. Its real-time processing capabilities, high-resolution ADCs, and communication interfaces enable the development of advanced medical devices.
Automotive: The STM32F407IG can be employed in automotive applications including engine control units (ECUs), dashboard systems, infotainment systems, and advanced driver assistance systems (ADAS). Its CAN interfaces, high-speed processing, and robust design make it suitable for automotive electronics.
Internet of Things (IoT): The STM32F407IG can be used in IoT devices and edge computing applications where connectivity, processing power, and low-power operation are essential. It can be found in smart sensors, IoT gateways, industrial IoT devices, and smart city infrastructure.
Communications: The STM32F407IG can be used in networking equipment such as routers, switches, and gateways. Its Ethernet MAC controller, USB connectivity, and high-speed processing capabilities make it suitable for handling network protocols and data processing tasks.
Aerospace and Defense: The STM32F407IG can be utilized in aerospace and defense applications including avionics systems, unmanned aerial vehicles (UAVs), navigation systems, and military communication equipment. Its reliability, processing power, and advanced peripherals make it suitable for demanding aerospace and defense environments.
Educational and Hobbyist Projects: The STM32F407IG is also popular among students, hobbyists, and makers for educational projects, DIY electronics, robotics, and prototyping due to its accessibility, affordability, and rich feature set.
Overall, the STM32F407IG microcontroller can be used in a diverse range of products and industries, thanks to its advanced features, flexibility, and performance capabilities. Its popularity and widespread adoption make it a go-to choice for embedded system development across various domains.
Reverse MB90F345CAPMC-GS Infineon Microcontroller Memory
Reverse MB90F345CAPMC-GS Infineon Microcontroller Memory and then clone locked microprocessor MB90F345CAP embedded firmware out from its flash memory, after attacking MCU MB90F345CAPMC protective system;
Make sure to turn on the A/D converter power supply (AVCC, AVRH, AVRL) and analog inputs (AN0 to AN23) after turning-on the digital power supply (VCC).
Turn-off the digital power after turning off the A/D converter supply and analog inputs. In this case, make sure that the voltage does not exceed AVRH or AVCC (turning on/off the analog and digital power supplies simulta- neously is acceptable).
The X0, X1 pins and X0A, X1A pins may be possible causes of abnormal operation. Make sure to provide bypass capacitors via the shortest distance from X0, X1 pins and X0A, X1A pins, crystal oscillator (or ceramic oscillator) and ground lines, and make sure, to the utmost effort, that the oscillation circuit lines do not cross the lines of other circuits. It is highly recommended to provide a printed circuit board art work surrounding X0, X1 pins and X0A, X1A pins with a ground area for stabilizing the operation.
For each of the mass-production products, request an oscillator evaluation from the manufacturer of the oscillator you are using. The MB90340E Series does not support internal pull-up/down resistors (except for the pull-up resistors built into ports 0 to 3). Use external components where needed. If you do not connect pins X0A and X1A to an oscillator, use pull-down handling on the X0A pin, and leave the X1A pin open.
If PLL clock mode is selected, the microcontroller attempt to be working with the self-oscillating circuit even when there is no external oscillator or the external clock input is stopped. Performance of this operation, however, cannot be guaranteed. To prevent the internal regulator circuit from malfunctioning, set the voltage rise time during power-on to 50 ms or more (0.2 V to 2.7 V)
Reverse Engineering ST10F272M-4QR3 Encrypted Microprocessor Memory
Reverse Engineering ST10F272M-4QR3 Encrypted Microprocessor Memory can help designer to recover embedded flash content of microcontroller st10f272m-4qr3 and clone flash program in the format of binary or heximal to new MCU ST10F272M-4QR3;
Output transition is not programmable.
CAN module is enhanced: ST10F273 implements two C-CAN modules, so the programming model is slightly different. Besides, the possibility to map in parallel the two CAN modules is added (on P4.5/P4.6).
On-chip main oscillator input frequency range has been reshaped, reducing it from 1 to 25 MHz down to 4 to 12 MHz. This is a low power oscillator amplifier, that allows a power consumption reduction when Real Time Clock is running in Power down mode, using as reference the on-chip main oscillator clock. When this on-chip amplifier is used as reference for Real Time Clock module, the Power-down consumption is dominated by the consumption of the oscillator amplifier itself.
A second on-chip oscillator amplifier circuit (32 kHz) is implemented for low power modes: it can be used to provide the reference to the Real Time Clock counter (either in Power down or Stand-by mode). Pin XTAL3 and XTAL4 replace a couple of VDD/VSS pins of ST10F272M-4QR3.
8-bit bidirectional I/O port, bit-wise programmable for input or output via direction bit. Programming an I/O pin as input forces the corresponding output driver to high impedance state. Port 6 outputs can be configured as push-pull or open drain drivers. The input threshold of Port 6 is selectable (TTL or CMOS). The following Port 6 pins have alternate functions:
External access enable pin.
A low level applied to this pin during and after Reset forces the ST10F273 to start the program from the external memory space. A high level forces ST10F273 to start in the internal memory space. This pin is also used (when Stand-by mode is entered, that is ST10F273 under reset and main VDD turned off) to bias the 32 kHz oscillator amplifier circuit and to provide a reference voltage for the low-power embedded voltage regulator which generates the internal 1.8V supply for the RTC module (when not disabled) and to retain data inside the Stand-by portion of the XRAM (16Kbyte).
It can range from 4.5 to 5.5V (6V for a reduced amount of time during the device life, 4.0V when RTC and 32 kHz on-chip oscillator amplifier are turned off). In running mode, this pin can be tied low during reset without affecting 32 kHz oscillator, RTC and XRAM activities, since the presence of a stable VDD guarantees the proper biasing of all those modules.
Reverse Engineer ARM STM32F105V8 Microcomputer Program
Reverse Engineer ARM STM32F105V8 Microcomputer Program can help engineer to extract source code of heximal file from secured microprocessor stm32f105v8, and then copy flash binary software to new stm32f105v8 mcu;
The independent watchdog is based on a 12-bit downcounter and 8-bit prescaler. It is clocked from an independent 40 kHz internal RC and as it operates independently of the main clock, it can operate in Stop and Standby modes. It can be used either as a watchdog to reset the device when a problem occurs after replicating stm32f105r8 mcu chip embedded flash program, or as a free-running timer for application timeout management. It is hardware- or software-configurable through the option bytes. The counter can be frozen in debug mode.
The window watchdog is based on a 7-bit downcounter that can be set as free-running. It can be used as a watchdog to reset the device when a problem occurs. It is clocked from the main clock. It has an early warning interrupt capability and the counter can be frozen in debug mode.
This timer is dedicated for OS, but can be used also as a standard downcounter. It features:
- A 24-bit downcounter
- Autoreload capability
- Maskable system interrupt generation when the counter reaches 0
- Programmable clock source
Up to two I²C bus interfaces can operate in multimaster and slave modes. They can support standard and fast modes. They support dual slave addressing (7-bit only) and both 7/10-bit addressing in master mode to decrypt mcu chip stm32f105vc secured memory binary program. A hardware CRC generation/verification is embedded. They can be served by DMA and they support SM Bus 2.0/PM Bus.
Reverse Encrypted STM32F103VB Microprocessor Protection
Reverse Encrypted STM32F103VB Microprocessor Protection and clone stm32f103vb locked mcu flash heximal file, copy flash memory firmware to arm microcontroller stm32f103vb;
The advanced-control timer (TIM1) can be seen as a three-phase PWM multiplexed on 6 channels. It has complementary PWM outputs with programmable inserted dead-times. It can also be seen as a complete general-purpose timer. The 4 independent channels can be used for
- Input capture
- Output compare
- PWM generation (edge- or center-aligned modes)
- One-pulse mode output
If configured as a general-purpose 16-bit timer, it has the same features as the TIMx timer. If configured as the 16-bit PWM generator, it has full modulation capability (0-100%).
In debug mode, the advanced-control timer counter can be frozen and the PWM outputs disabled to turn off any power switch driven by these outputs.
Many features are shared with those of the general-purpose TIM timers which have the same architecture. The advanced-control timer can therefore work together with the TIM timers via the Timer Link feature for synchronization or event chaining to recover stm32f103c6 locked mcu flash full content.
There are up to three synchronizable general-purpose timers embedded in the STM32F103xx performance line devices. These timers are based on a 16-bit auto-reload up/down counter, a 16-bit prescaler and feature four independent channels each for input capture/output compare, PWM or one-pulse mode output. This gives up to 12 input captures/output compares/PWMs on the largest packages.
The general-purpose timers can work together with the advanced-control timer via the Timer Link feature for synchronization or event chaining. Their counter can be frozen in debug mode. Any of the general-purpose timers can be used to generate PWM outputs. They all have independent DMA request generation when recovering arm microprocessor stm32f103cb flash program.
These timers are capable of handling quadrature (incremental) encoder signals and the digital outputs from one to three Hall-effect sensors.
Reverse Engineering ARM Microprocessor STM32F103RB Flash Memory
Reverse Engineering ARM Microprocessor STM32F103RB Flash Memory is a process to crack stm32f103rb secured microcontroller fuse bit and copy the heximal memory firmware to new microcomputer stm32f103rb flash memory;
The device has an integrated power-on reset (POR) / power-down reset (PDR) circuitry. It is always active, and ensures proper operation starting from/down to 2 V to pull out stm32f103t8 microcontroller flash data. The device remains in reset mode when VDD is below a specified threshold, VPOR/PDR, without the need for an external reset circuit.
The device features an embedded programmable voltage detector (PVD) that monitors the VDD/VDDA power supply and compares it to the VPVD threshold. An interrupt can be generated when VDD/VDDA drops below the VPVD threshold and/or when VDD/VDDA is higher than the VPVD threshold. The interrupt service routine can then generate a warning message and/or put the MCU into a safe state. The PVD is enabled by software.
The regulator has three operation modes: main (MR), low-power (LPR) and power down.
- MR is used in the nominal regulation mode (Run)
- LPR is used in the Stop mode
- Power down is used in Standby mode: the regulator output is in high impedance: the kernel circuitry is powered down, inducing zero consumption (but the contents of the registers and SRAM are lost)
This regulator is always enabled after reset. It is disabled in Standby mode, providing high impedance output. The STM32F103xx performance line supports three low-power modes to achieve the best compromise between low-power consumption, short startup time and available wakeup sources:
- Sleep mode
In Sleep mode, only the CPU is stopped. All peripherals continue to operate and can wake up the CPU when an interrupt/event occurs.
- Stop mode
The Stop mode achieves the lowest power consumption while retaining the content of SRAM and registers. All clocks in the 1.8 V domain are stopped by cracking stm32f103vet7 arm ic mcu flash memory, the PLL, the HSI RC and the HSE crystal oscillators are disabled. The voltage regulator can also be put either in normal or in low-power mode.
Reverse Engineering STM32F103R8 Microcomputer Flash Program
Reverse Engineering STM32F103R8 Microcomputer Flash Program can help engineer to extract embedded firmware heximal file from secured mcu stm32f103r8 then clone arm microcontroller stm32f103r8 binary data to new Microprocessor;
System clock selection is performed on startup, however the internal RC 8 MHz oscillator is selected as default CPU clock on reset. An external 4-16 MHz clock can be selected, in which case it is monitored for failure. If failure is detected, the system automatically switches back to the internal RC oscillator when restoring stm32f103c4 arm microcontroller flash binary file. A software interrupt is generated if enabled. Similarly, full interrupt management of the PLL clock entry is available when necessary (for example on failure of an indirectly used external crystal, resonator or oscillator).
Several prescalers allow the configuration of the AHB frequency, the high-speed APB (APB2) and the low-speed APB (APB1) domains. The maximum frequency of the AHB and the high-speed APB domains is 72 MHz. The maximum allowed frequency of the low-speed APB domain is 36 MHz. See Figure 2 for details on the clock tree.
At startup, boot pins are used to select one of three boot options:
- Boot from user Flash
- Boot from System memory
- Boot from embedded SRAM
The boot loader is located in System memory. It is used to reprogram the Flash memory by using USART1. For further details refer to AN2606, available on www.st.com.
- VDD = 2.0 to 3.6 V: external power supply for I/Os and the internal regulator. Provided externally through VDD
- VSSA, VDDA = 2.0 to 3.6 V: external analog power supplies for ADC, reset blocks, RCs and PLL (minimum voltage to be applied to VDDA is 2.4 V when the ADC is used) by restoring stm32f103c8 microcontroller flash program code. VDDA and VSSA must be connected to VDD and VSS,
- VBAT = 8 to 3.6 V: power supply for RTC, external clock 32 kHz oscillator and backup registers (through power switch) when VDD is not present.
For more details on how to connect power pins, refer to Figure 14: Power supply scheme.
Reverse AVR Microcomputer ATmega16U2 Flash Program
Reverse AVR Microcomputer ATmega16U2 Flash Program and copy atmel avr mcu atmega16u2 firmware to new microcontroller, the heximal firmware of original atmega16u2 microprocessor can be restored;
The ATmega8U2/16U2/32U2 are supported with a full suite of program and system develop- ment tools including: C compilers, macro assemblers, program debugger/simulators, in-circuit emulators, and evaluation kits.
AVCC is the supply voltage pin (input) for all analog features (Analog Comparator, PLL). It should be externally connected to VCC through a low-pass filter.
Port B is an 8-bit bi-directional I/O port with internal pull-up resistors (selected for each bit). The Port B output buffers have symmetrical drive characteristics with both high sink and source capability. As inputs, Port B pins that are externally pulled low will source current if the pull-up resistors are activated. The Port B pins are tri-stated when a reset condition becomes active, even if the clock is not running.
Port B also serves the functions of various special features of the ATmega8U2/16U2/32U2 as listed on page 74. Port D serves as analog inputs to the analog comparator.
Port D also serves as an 8-bit bi-directional I/O port, if the analog comparator is not used (con- cerns PD2/PD1 pins). Port pins can provide internal pull-up resistors (selected for each bit). The Port D output buffers have symmetrical drive characteristics with both high sink and source capability. As inputs, Port D pins that are externally pulled low will source current if the pull-up resistors are activated. The Port D pins are tri-stated when a reset condition becomes active, even if the clock is not running.
Reset input. A low level on this pin for longer than the minimum pulse length will generate a reset, even if the clock is not running. The minimum pulse length is given in “System Control and Reset” on page 47. Shorter pulses are not guaranteed to generate a reset. This pin alternatively serves as debugWire channel or as generic I/O. The configuration depends on the fuses RST- DISBL and DWEN.
Reverse Secured STM32F207VCT6 Microprocessor Flash Heximal
Reverse Secured STM32F207VCT6 Microprocessor Flash Heximal and dump embedded firmware from stm32f207vct6 flash memory, extract source code from stm32f207vct6 flash memory;
Peripheral available only on STM32F207xx devices.
The STM32F207xx devices provide an IEEE-802.3-2002-compliant media access controller (MAC) for Ethernet LAN communications through an industry-standard medium- independent interface (MII) or a reduced medium-independent interface (RMII).
The STM32F207xx requires an external physical interface device (PHY) to connect to the physical LAN bus (twisted-pair, fiber, etc.). the PHY is connected to the STM32F207xx MII port using 17 signals for MII or 9 signals for RMII, and can be clocked using the 25 MHz (MII) or 50 MHz (RMII) output from the STM32F207xx by restoring stm32f205zct6 locked mcu chip memory content.
The STM32F207xx includes the following features:
Supports 10 and 100 Mbit/s rates
Dedicated DMA controller allowing high-speed transfers between the dedicated SRAM and the descriptors (see the STM32F20x and STM32F21x reference manual for details)
Tagged MAC frame support (VLAN support)
Half-duplex (CSMA/CD) and full-duplex operation
MAC control sublayer (control frames) support
32-bit CRC generation and removal
Several address filtering modes for physical and multicast address (multicast and group addresses)
32-bit status code for each transmitted or received frame
Internal FIFOs to buffer transmit and receive The transmit FIFO and the receive FIFO are both 2 Kbytes (4 Kbytes in total)
Supports hardware PTP (precision time protocol) in accordance with IEEE 1588 2008 (PTP V2) with the time stamp comparator connected to the TIM2 input
Triggers interrupt when system time becomes greater than target time
Reverse Secured STM32F205ZGT6 MCU Flash Program
Reverse Secured STM32F205ZGT6 MCU Flash Program means the embedded heximal file can be readout directly from STM32F205ZGT6 Microcontroller flash memory, decrypt arm microprocessor stm32f205zgt6 memory file;
The VBAT pin allows to power the device VBAT domain from an external battery or an external supercapacitor.
VBAT operation is activated when VDD is not present.
The VBAT pin supplies the RTC, the backup registers and the backup SRAM.
Note:
When the microcontroller is supplied from VBAT, external interrupts and RTC alarm/events do not exit it from VBAT operation.
When using WLCSP64+2 package, if IRROFF pin is connected to VDD, the VBAT
functionality is no more available and VBAT pin must be connected to VDD by recover arm microcontroller stm32f205rg flash code.
The STM32F20x devices include two advanced-control timers, eight general-purpose timers, two basic timers and two watchdog timers.
All timer counters can be frozen in debug mode.
Table 5 compares the features of the advanced-control, general-purpose and basic timers
The advanced-control timers (TIM1, TIM8) can be seen as three-phase PWM generators multiplexed on 6 channels. They have complementary PWM outputs with programmable inserted dead times. They can also be considered as complete general-purpose timers. Their 4 independent channels can be used for:
- Input capture
- Output compare
- PWM generation (edge- or center-aligned modes)
- One-pulse mode output
If configured as standard 16-bit timers, they have the same features as the general-purpose TIMx timers. If configured as 16-bit PWM generators, they have full modulation capability (0- 100%) in the process of attacking stm32f205vb mcu protective fuse bit.
The TIM1 and TIM8 counters can be frozen in debug mode. Many of the advanced-control timer features are shared with those of the standard TIMx timers which have the same architecture. The advanced-control timer can therefore work together with the TIMx timers via the Timer Link feature for synchronization or event chaining.