STM32 MCUs Products

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Please fix the ''Search functionality'' in STM32 forum

Posted on February 11, 2016 at 10:07Hi, the search button does not work for ''This list:STM32''. Could you please fix this? (If I enter e. g. I2C and press search, then it will not find anything. With ''This list: Microcontrollers'' it works ... but...

flyer31 by Senior
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STM32F401RE: undefined reference to `HAL_SPI_Init'

Posted on February 18, 2016 at 23:59 Hello, I try to initialize my SPI3 on the STM32F401RE Nucleo Board. But as soon as I call my Init_SPIMaster(); in the main, I get the error message, that there is an undefined reference to HAL_SPI_Init. T...

Odd DMA CCR behaviour

Posted on February 19, 2016 at 06:44Hi all,I am writing a program for the STM32F030 in which I want to update TIM3->CCR2 using a DMA transfer. This transfer will be triggered to control PWM waveform generation, although I have simplified the code be...

luke2 by Associate II
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STM32F7 DISCO - Storing data in NOR

Posted on November 12, 2015 at 19:10 Hello everyone, I just started using the STM32F7-DISCO board and i wanted to start with writing a small UI app with a single image, with the image data being stored in the NOR flash. but the applicatio...

ahmed2 by Associate
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USART example with interrupt (optional DMA)

Posted on November 26, 2012 at 15:22Hi, I tried and I failed, now I'm asking here If someone please could provide an USART Data transmit and recieve example which uses interrupts (and if possible DMA for large datatelegrams ~ 5Kbyte). I'm using the ...

ersan by Associate II
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  • 5 replies
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SDHC SPI STM32 Definitive Question

Posted on January 26, 2016 at 23:53Hey everybody. I`ve been browsing the forum for a while trying to solve my problems with SDHC, but I can't find an answer. I have this 4gb SDHC card and it won't initialize at all! I just can't make it work. It wor...

SPI1 and SPI2 together ?

Posted on February 17, 2016 at 23:14 Guys, Can I use SPI1 as VS1053 and SPI2 as SDcard, It seems that after VS1053 initialized, it can not read SDcard ?? why is that ? Thanks void Init_FAT() { char FAT_cnt = 0; if ...