STM32 MCUs Products

Resolved! SPI4 error

Hi,I'm trying to use SPI to communicate between two boards. On the MASTER side, i am using the HAL_SPI_Transmit(&hspi4, (uint8_t*)TxData,sizeof(TxData),100); and on the slave side i have enabled the interrupt, HAL_SPI_Receive_IT(&hspi4,RxData,1); The...

Resolved! Extend RAM STM32F429

Hey,I have a discovery board (https://www.st.com/resource/en/data_brief/32f429idiscovery.pdf)This board has an on board 64 MBit SDRAM.Now i have read in other posts that RAM extension is not possible in an SPC line MCU. However what about the STM32F4...

Resolved! ARM assembly - Fibonacci Implementation: PUSH and POP not working as expected

 have written this ARM assembly code. It is supposed to put the Fibonacci sequence numbers in R4 register. I'm trying to implement this C code in assembly:int fibbonacci(int n)   {   if(n == 0)   return 0;   else if(n == 1)   return 1;   ...

Resolved! STM32H7 , how to set the "analog switch" for _C pins

Dear experts,I'm using Cube to assign pins for my stuff (yep...) and it offers some pins with _C sufix (PC2_C, PC3_C).From the RM0433 fig.75 I gather this is something with the "analog switch" and in order to use these _C pins as AF for some device (...

Resolved! I would like to connect the OV5640 to the STM3220G-EVAL

Resolved! External Loader for STM32H750VBT6 with NOR Flash(W25Q128JQ)

We have built custom board using STM32H750VBT6.We have tried to make external loader for this MCU with w25q128Jq NOR flash of winbond.Also take one reference project from community which name is SW_H750_QSPI_Ext_LoaderKeil and modified command for NO...