2012年9月5日星期三

AT32UC3A4256S Chip decryption

AT32UC3A4256S  Chip decryption, MCU code extraction,Atmel IC reverse, atmel DSP Crack, PCB cloning ,PCB copying .
32-bit AVR microcontroller designed for exceptionally high data

throughput with Hi-Speed USB OTG, SD/SDIO card and Multi-Level-

Cell (MLC) NAND flash with ECC interfaces. Designed with the

multi-layered 32-bit AVR databus, 128 KB on-chip SRAM with

triple high speed interfaces,and multi-channel Peripheral and

memory to memory DMA controller, the AT32UC3A4256S offers

outstanding data throughput.

The device also features a Built-in Hi-Fi stereo Audio DAC, and

a full duplex multi-channel I2S audio interface.

The AT32UC3A4256S features an AES crypto module, capable of 128

to 256-bit AES encryption at speeds of up to 22.8 MBytes/s. Note

that export restrictions apply to this variant.

128KB version: AT32UC3A4128S
64KB version: AT32UC3A464S

144-pin version: AT32UC3A4356S
Non Crypto version: AT32UC3A4256

AT32UC3A4256 Chip decryption

AT32UC3A4256 Chip decryption, MCU code extraction,Atmel IC reverse, atmel DSP Crack, PCB cloning ,PCB copying
32-bit AVR microcontroller designed for exceptionally high data throughput with Hi-Speed USB OTG, SD/SDIO card and Multi-Level-Cell (MLC) NAND flash with ECC interfaces. Designed with the multi-layered 32-bit AVR databus, 128 KB on-chip SRAM with triple high speed interfaces,and multi-channel Peripheral and memory to memory DMA controller, the AT32UC3A4256 offers outstanding data throughput.

The device also features a Built-in Hi-Fi stereo Audio DAC, and a fullduplex multi-channel I2S audio interface.

128KB version: AT32UC3A4128
64KB version: AT32UC3A464

144-pin version: AT32UC3A3256
Crypto version: AT32UC3A4256S

2012年8月14日星期二

TMS320 Boot ROM

TMS320 Boot ROM

The Boot ROM is factory-programmed with boot-loading software. The Boot ROM program executes after
device reset and checks several GPIO pins to determine which boot mode to enter. For example, the user
can select to execute code already present in the internal Flash or download new software to internal
RAM through one of several serial ports. Other boot modes exist as well. The Boot ROM also contains
standard tables, such as SIN/COS waveforms, for use in math-related algorithms. Table 3-4 shows the
details of how various boot modes may be invoked. See the TMS320x281x DSP Boot ROM Reference
Guide (literature number SPRU095), for more information.
Table 3-4. Boot Mode Selection(1) (2)
BOOT MODE SELECTED GPIOF4 GPIOF12 GPIOF3 GPIOF2 (SCITXDA) (MDXA) (SPISTEA) (SPICLK)
GPIO PU status(3) PU No PU No PU No PU
Jump to Flash/ROM address 0x3F 7FF6.
A branch instruction must have been programmed here prior to 1 x x x
reset to re-direct code execution as desired.
Call SPI_Boot to load from an external serial SPI EEPROM 0 1 x x
Call SCI_Boot to load from SCI-A 0 0 1 1
Jump to H0 SARAM address 0x3F 8000 0 0 1 0
Jump to OTP address 0x3D 7800 0 0 0 1
Call Parallel_Boot to load from GPIO Port B 0 0 0 0
(1) Extra care must be taken due to any effect toggling SPICLK to select a boot mode may have on external logic.
(2) If the boot mode selected is Flash, H0, or OTP, then no external code is loaded by the bootloader.
(3) PU = pin has an internal pullup. No PU = pin does not have an internal pullup.

TMS320 Boot ROM

TMS320 Boot ROM

The Boot ROM is factory-programmed with boot-loading software. The Boot ROM program executes after
device reset and checks several GPIO pins to determine which boot mode to enter. For example, the user
can select to execute code already present in the internal Flash or download new software to internal
RAM through one of several serial ports. Other boot modes exist as well. The Boot ROM also contains
standard tables, such as SIN/COS waveforms, for use in math-related algorithms. Table 3-4 shows the
details of how various boot modes may be invoked. See the TMS320x281x DSP Boot ROM Reference
Guide (literature number SPRU095), for more information.
Table 3-4. Boot Mode Selection(1) (2)
BOOT MODE SELECTED GPIOF4 GPIOF12 GPIOF3 GPIOF2 (SCITXDA) (MDXA) (SPISTEA) (SPICLK)
GPIO PU status(3) PU No PU No PU No PU
Jump to Flash/ROM address 0x3F 7FF6.
A branch instruction must have been programmed here prior to 1 x x x
reset to re-direct code execution as desired.
Call SPI_Boot to load from an external serial SPI EEPROM 0 1 x x
Call SCI_Boot to load from SCI-A 0 0 1 1
Jump to H0 SARAM address 0x3F 8000 0 0 1 0
Jump to OTP address 0x3D 7800 0 0 0 1
Call Parallel_Boot to load from GPIO Port B 0 0 0 0
(1) Extra care must be taken due to any effect toggling SPICLK to select a boot mode may have on external logic.
(2) If the boot mode selected is Flash, H0, or OTP, then no external code is loaded by the bootloader.
(3) PU = pin has an internal pullup. No PU = pin does not have an internal pullup.

TMS320 L0, L1, H0 SARAMs

TMS320 L0, L1, H0 SARAMs

The F281x and C281x contain an additional 16K x 16 of single-access RAM, divided into three blocks
(4K + 4K + 8K). Each block can be independently accessed hence minimizing pipeline stalls. Each block
is mapped to both program and data space.

2012年7月16日星期一

How to initialize the mail box

How to initialize the mail box :
(1)disable mailbox
CANMDER=00000000000000000000b
(2)setting the data change request
CANMCR=0000000100000000b(bit8CDR=1)
(3)change the mailbox's indentifiers,controlling the words and data(only the outbox can change data).
(4)back to the nomal mode
CANMCR=00000000000000000000b
(5)start the mailbox (ME=1)
After the initialization of the CAN, you can sending the data information by correct confirguration.

TI DSP Decryption


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