memory with sdio
Posted on February 18, 2016 at 14:54
Forum Posts
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...
Anyone familiar with Audio codecs, specifically the audio codec( WM8994 ) on the STM32F7 discovery board?
Posted on July 19, 2015 at 21:44Hi All! I am having a hard time making the communication between the audio codec and the microprocessor to work.I was able to configure the audio codec to output the audio picked up by two digital mics directly to the...
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...
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 ...
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 ...
STM32F7 Altium designer libs
Posted on February 17, 2016 at 11:31Hi. Is there Altium designer libs for STM32F7 family? Thanks.
Error while erasing flash ROM
Posted on February 18, 2016 at 06:56I am using STM32F427IG microcontroller. The Flash Rom is connected to the FMC Controller. I am getting error when I tried to erase a sector of flash memory. The error status flags- PGSERR, PGPERR was set. It work...
STM32F4 DSP IIR Filter
Posted on February 18, 2016 at 18:37Hello everyone, i try to make iir filter on STM32F4. Here how ive written it:float Sum,s1,s2, b0=3622,b1=7243,b2=3622,a1=822690,a2=-837162; int in0,in1,in2;in0 = ADC1->DR; // pass ADC -> circular buffer x1 Sum = 0...
