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STM32F407 Hang in GPIO A 15 Init

Posted on November 30, 2017 at 20:36Hello friends The microcontroller will hang after the following commandHow can I fix this problem? GPIO_InitStruct.Pin = GPIO_PIN_15; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL;...

Pedram by Associate III
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STM32F4xx CAN Bus error

Posted on November 30, 2017 at 10:57Hello ,I am working on STM32F4xx CAN interface with Busmaster . Here is my initialization code: /* CAN cell init */CAN_InitStructure.CAN_Mode = CAN_Mode_Normal; CAN_InitStructure.CAN_SJW = CAN_SJW_1tq;/* CAN Baudr...

Using the backup SRAM?

Posted on November 30, 2017 at 12:35MCU: STM32F777IIHow can I use the backup SRAM to store non volatile data? Are there any examples?Is there also way to let the compiler know that this is the area of RAM to use for allocating these variable which I...

Resolved! ADC value not correct for ADC_CHANNEL_12

Posted on September 29, 2017 at 14:32Hello,I am using STM32F446 MCU. ADC chnanel 10 & ADC channel 12.ADC ref voltage is 3.0V.I am getting 0 count for 0v on ADC channel 10.But I get ADC count value 87 for ADC channel 12. which calculates to 1 V.what ...

ra.pamod by Associate III
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Problems with DSP(Fourier transform)

Posted on November 26, 2017 at 06:27 Dear Community, I'm new to programming and STM32 microconrollers, though, I have to perform FFT of 50Hz voltage. Well, after defining my core by ARM_MATH_CM7 in arm_math.h, I get error messages like: ...

CubeMX code generation issue

Posted on September 28, 2017 at 10:00Using CubeMX with CubeL4 1.9.0, I have the following problem.I'm using FreeRTOS with tasks defined as either weak, or external (weak is only used because the default task cannot be external for whatever reason). ...