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Resolved! where to find STM32 context switch code

Posted on June 16, 2017 at 15:24Hiwhen an interrupt kicks in, th current context (core registers , pc and so on are saved). Where in a cube generated project, would I find the context save and restore part? Which registers need to be saved? How many...

STM32L1 I2C in Fast Mode

Posted on June 15, 2017 at 22:25I am using the stm32l1xx_i2c.c code and I am successfully using I2C to interface with a BNO055 IMU. Everything is working perfectly at 100 kHz and now I want to speed that up as much as I can. My PCLK1 frequency is 32...

STM32F105 USB Code 43

Posted on June 15, 2017 at 11:05Hello,I have problem with my custom board with STM32F105 MCU - I'm using STM32Cube with HAL drivers.I would like to use USB on my board as device  - CDC (I've got everything set up in STM32Cube - I'm using default val...

John Arn by • Associate II
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Resolved! Reset STM32(F4) to particular startup address

Posted on June 16, 2017 at 09:59Hi,I have partitionned my STM32F4 memory into 2 parts :1 part, starting from the default startup address ( 0x8000004 ), and 1 part starting from a custom startup address ( 0x8004004).When running code from the 2nd par...

Kuikui by • Associate III
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STM32f429 FMC NOR Flash error

Posted on June 16, 2017 at 13:31Hi,I am working on project based on stm32f429 and ST M292128GL.Normally it is working fine but when i am trying to write data and power fails ,All saved data in that block getting erased.please help me to sort out thi...

STM32F1 Timer ADC Trigger Don't working

Posted on June 16, 2017 at 11:12Hello thereI am trying to trigger the ADC with Tim3. But I could not work it. My goal is to get a certain number of samples through ADC Timer and DMAThis is My ADC configuration code.&sharpinclude 'stm32f10x.h'&sharpi...

Connecting VCAP pins through GPIO pins to ease routing

Posted on June 15, 2017 at 18:04Hi,I am currently laying out a board with an STM32F413VGH (UFBGA100) microcontroller. The required pinout is very flexible and only around 50% of the IO pins are in use, which means that is should be possible to fan o...

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