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STM32F7 - Can not write to FPB registers

Posted on September 25, 2015 at 21:56Hi All, During conversion of our debugging code from Cortex-M3/M4 to M7 I run into following problem - it seems that it is not possible to write to any registers in FPB unit, for example FP_CTRL (0xE0002000) or F...

branislav by Associate II
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F2/F4 Security against reverse engineering

Posted on September 28, 2015 at 21:58There are facilities in china where you can hire resources for 200 US dollars an hour to reverse engineer microprocessors even if the flash protection bits are set or fuses blown - for example one technique is to...

estersci2 by Associate III
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USART1 Doesn't transmit

Posted on September 28, 2015 at 21:10I have been trying to get my code to work but I cannot get any output on PA9 (USART1_Tx) on my STM32f0discovery board. Any help would be greatly appreciated. CODE =================================================...

mblack by Associate II
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Measuring time on STM32f401

Posted on September 29, 2015 at 11:52 hi, I'm trying to turn ON and OFF the LEDs of my board with 10-second intervals, but I get results in about 8 seconds. This is my code, I did not understand the frequencies of the processor card. I apo...

JLink is not able to detect STM32L476

Posted on August 26, 2015 at 16:50 We are using STM32L476 Eval board and J-Link Cortex-M JLink_V499a We flashed the FreeRTOS_LowPower provided in Cube examples through ST-Link , after that J-Link is not able to detect the STM32L476 controller ...

STM32 F4 Hal libraries GPIO PIN alternate function

Posted on September 21, 2015 at 03:57how to configure GPIO PIN alternate function in hal driver ? in std_periph driver i usually used this code:     GPIO_PinAFConfig(GPIOB, GPIO_PinSource14, GPIO_AF_TIM12);   //TIM2_CH1     GPIO_PinAFConfig(GPIOB, ...