Resolved! Is there cheap microcontrollers that have six usart or uart ?
I need cheap microcontrollers that have six usart and uart.Do you have your recommends ?
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How to write protect STM32L4RZI internal flash
Hi!I'm trying to lock internal flash on STM32L4RZI MCU from writing, to disallow software to write on itself.I use ST-Link utility, and when I lock at least one sector(In option bytes window), The flash is erased and then lock the wanted sector. I t...
Resolved! Pin definitions on H7 MCU
On PIN/BALL defintion table of H7 MCU datasheet, these are a lot of alternate function pin names, such as TIM15_BKIN, TIM15_CH1N. Where can I find the detail describtions for these pin names?
Resolved! How to write data into board flash memory?
As I am trying to write the data into board flash memory, Is ther any example code to write the 64bytes of data into board flash memory.I have tried the below shared code but its not showing the result I want.flashAddress = 0x08040000void Write_Flash...
Resolved! Cannot get BDMA (DMA channel) to work, but DMA works (DMA stream)
Hello, trying to get DMA transfer to work.This does work fine: //INIT DMA static void MX_DMA_Init(void) { /* DMA controller clock enable */ __HAL_RCC_DMA1_CLK_ENABLE(); /* Configure DMA request hdma_memtomem_dma1_stream1 on DMA1_Stream1 *...
how to solve this problem?
hello everyone,how can I solve this problem, I'm stucking here, I can't understand where is the problem, this error is duplicated 4 timesthank you
Can i get St-link Utility External Flash loader source code?
hi dear.I built a custom board based on the Stm32f796i-discovery Board.I am trying to link TouchGFX but I can not write image to External Flash Memory (MX25L5124G).The MX25L512G_STM32F769I-DISCO.stldr file is located in the External Loader folder of ...
DMA_ISR with active bits even if I didn't enable the interrupts
Hi,I'm working with DMA on an STM32F745. I have enabled a DMA interrupt for Transfer Complete on SPI RX, when the data is ready to be read. To do this, I set the TCIE bit in the DMA_SCR register. In the interrupt routine I read the data and I disable...
Resolved! What is better "Direct Resistor access or using Library"
Hi all,from last 8 yrs i am writing programs for microcontrollers (mostly project on microchip, st) 8 bit/ 32 bit.i always write programs by writing directly to the registers. i never used any library like SPL, HAL, LL doesn't matter how long the cod...
