STM32 MCUs Embedded software

Any way to only send an I2C address byte on STM32L4?

I just want to send an I2C address byte to see if there is a device on the bus that will ACK it. I don't want to send any data bytes after the address byte.Is there any way to do this? I tried setting NBYTES[7:0] to 0 in the CR2 register but I just g...

Dear all, using STM32F030C8 embedded system memory bootl-oader, why the micro-controller immediately reset after jumping to the system memory boot-loader then enters the application again ?

Lock FLASH from debugger

Hello. I need a simple way of locking flash so no once could clone my device very easy but at the same time i could do re-flashing to new code ( basically limit flash to write only from debugger/SWD perspective)Is where easy way of doing this by simp...

ping issue when lwip ported on stm32f765z

hello,i have ported lwip stack on out custom board build around stm32f765z controller. After porting board is able to get dynamic ip assigned by dhcp server. to check the connectivity i pinging the board from a windows pc which is also in the same ne...

Is EtherCat on STM32F207 and RMII (LAN8742) possible?

I am currently starting to investigate the possibility to run the Ethercat natively (without sub processor) on an STM32F207 (running at 120 MHz) with RMII. It is supposed to be a motorcontrol application that also runns a 16 KHz control interrupt to ...

SDIO example for STM32L476RE

Hi, I have he STM32L476RE chip, and I see that it comes with SDIO support. I couldn't find any examples for programming this in the STM32CUBEL4, but I found SDIO examples in STM32Cube_FW_F4_V1.21.0\Projects\STM324xG_EVAL\Examples\SDIO.Can I use the s...

Is there an example of using the stm32f7xx_hal_eth driver to send raw ethernet frames without using lwip ?

Hello community,Can someone please provide me with an example of using the stm32f7xx_hal_eth driver to send raw ethernet frames without using lwip ?I am trying to send raw ethernet frames with an STM32F746G-Disco but can't figure out what APIs to use...

1.UART Serial available function ? 2.Serial Flush Function ? 3. Serial Printf Function ?

Working On STM32 Nucleo-L476RG board.STM32Cubemx and Atollic Truestudio Im using for code development.I have following questions Related to UART and HAL Functions...!1.UART Serial available function ?we have any function like arduino have serial.ava...