STM32 MCUs Products

Applying voltage to output pins

Hi people.I have a circuit which must enables an LDO by pressing a button which applies 4.2~3.7V to EN pin of regulator. after enabling LDO, MCU (which is from F0 series) powers on and takes control of LDO EN pin by applying a HIGH output on EN pin w...

STM32L0 Comparator interrupt.

Hello!I am trying to generate COMP2 interrupt on the rising edge on Input[+] of COMP2.Input[-] is conected to ground and Input[+] is connected to pull down resistor.What is strange that interrupt is generated only when Input[+] is connected to ground...

STM32F446RE Mongoose

How to setup mongoose with STM32F446RE ?In mongoose browser window STM32F446RE not available.How to start program using mongoose for STM32F446REbelow i'm added mongoose board available on browser window

store BIG DATA/FLASH memory

simple spi on F103 have little problem

hi i use two spi and connect together spi 1 send(Full D Master) and 2 receive(Full D slave ) all in dmaif i change send buffer, in receive first array not change. it was first init that send dma uint8_t TXBuf[]={0,1,2,3,4,5,6,7,8,9}; uint8_t RXBuf[10...

What is the response for STM32H7 DFSDM in FastSinc mode?

The STM32H7 reference manual revision 6 gives the FastSinc response as:However this seems to make no sense. The first part is a normal sinc^2 filter, but the second part describes an impulse + delayed impulse, which results in a quite strange frequen...

Hard fault issue while transmitting data on UART

Hi All,I config UART on interrupt, after receving data on UART simple sending data at that time hard fault occur.UART enabling code MX_GPIO_Init(); MX_DMA_Init(); MX_USART2_UART_Init(); MX_RTC_Init(); MX_SPI3_Init(); MX_TIM2_Init(); MX_TI...

Hi , I have a stm32 Nucleo L073rz custom board, have tested the usb memory device example ,it is working fine and getting detected in the pc .

Can i transfer files from my pc to stm board memory using this config of usb memory device , else i should configure it as a host please let me know this. thanks in advance.

STM32L496 - Power OFF SRAM1 during Run Mode

I want to know if is possible power OFF the SRAM1 (256kb) and keep only SRAM2 (64kb) ON, during Run Mode. I know that is possible power OFF SRAM2 in Standby-Mode with the register PWR_CR3 (bit RRS). - Reference Manual pag. 187

I want to FDCAN LOOPBACK using STM32G474RE.

I want to FDCAN LOOPBACK using STM32G474RE. but i'm not find example. help me please. I don't have much time left. :(