STM32 MCUs Products

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Forum Posts

Hardware I2C buffering question

Posted on September 23, 2013 at 16:39I am working with an STM32L151xC, and I'm building a bridging between an USB and an I2C interface. Since they have different time constraints, I came up with some issues I'm not familiar with. To read out data fr...

Problem with reading ADC channels group using DMA

Posted on September 30, 2013 at 11:35 I am using STM32F407VG. I've read documentation about ADC and groups and still don't know how to set up properly ADC to sample periodically fixed ADC channels. I've done this by following code but don't ...

pawwodko by Associate II
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EXTI same line different port?

Posted on October 01, 2013 at 09:52Hi, I'm experimenting with interrupts from port pins, I can make the basic example work. What I was trying to do is to create and EXTI interrupt from GPIOA bit 0 and also GPIOB bit 0, but I'm starting to think that...

From I2C to SPI using the DMA (STM32F0)

Posted on September 25, 2013 at 11:33Hello everybody, I have to communicate with a STM32F0 using the I2C and then, the STM32F0 has to communicate with another device through the SPI? Is it possible to implement it through the DMA? If yyes, do you ha...

STM32F103R4 APB2 interfaces not working

Posted on September 30, 2013 at 21:36Hi My name is Salil and i am a product design engineer with EZ metrology.We are currently using STM32F103R4 in one of our developing products. This product uses only one USART interface (that works) and simple GP...

spuri by Associate
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OPI Driver ERROR 231

Posted on September 30, 2013 at 13:19hi,I am using STM32RBT6 and RIDE7,when I try to debug there is an error ''unable to reset device and enter to debug mode''can you help me?

aymen by Associate II
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  • 3 replies
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Fatal Error[Pe1696]

Posted on September 30, 2013 at 13:50The original post was too long to process during our migration. Please click on the attachment to read the original post.

udif26 by Associate
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  • 1 replies
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ADC reading problem

Posted on September 28, 2013 at 21:19 Hi all This task is absolutely simple and I'm really wondering why i'm having a problem with it. I'm supposed to read the battery level via the ADC on stm32f100c8. What i'm doing is completely ...

sherif by Associate II
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  • 3 replies
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VCP with STM32

Posted on June 01, 2012 at 15:43Hello, I am working on virtual serial port to communicate between computer and device through usb. So i downloaded ''STM32F105/7,STM32F2 and STM32F4 USB on-the-go Host and device library.''  from http://www.st.com/sto...

hisham23 by Associate III
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  • 12 replies
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