how to use two ethernet port with one mac ?
we were developed iot using stm32f746 with single ethernet port using lan8742 .now we are in need of 2 ethernet ports in a same design.kindly tell me the possibilities.
STM32 MCUs Embedded software
Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.
Forum Posts
ADC_CHANNEL_10: Wrong query during code generation
I use STM32CubeMX (5.6.1) with a STM32F373. When creating the hardware initialization with CubeMX there is an error in the "stm32F3xx_hal_adc_ex.c" file. When querying the channel used, an equals sign is missing for both "sConfig" and "sConfigInjecte...
Unexpected restart, NUCLEO-L432KC
Hello,I want to use a NUCLEO-L432KC as an interface card on a computer.The L432KC reboots when it is plugged into the USB port of my computer in Windows 10.These restarts occur randomly after a few minutes.These restarts also occur if I supply it wit...
FATfs library for QSPI flash
is there any library available to handle FATfs file management system over QSPI flash, I've checked it is available for SD card, may be some part of it can be used but if its available for QSPI flash which directly can be used.
Resolved! SPI slave and SSI bit
Hi there,Lets say my device is configured as an SPI slave device with a software NSS pin. The STM32 HAL API doesn't use the SSI bit from CR1 register at all. I was wondering, what actually happens to the SPI peripheral when I manually set or clear th...
Is HAL_Delay(1) quaranteed to be close to 1ms?
Is it absolutely impossible that HAL_Delay(1); is sometimes zero delay due for instance when it called. Minimum values can sometimes be tricky.I need a short delay around 1ms. 0.8ms or 1.2ms is allright but 0 zero is not ok.
NUCLEO-L552ZE-Q PD Issue
I've a problem to setup the NUCLEO-L552ZE-Q as PD Sink.The debugger always disconnect at the following line (void HardFault_Handler(void)):CHECK_CAD_FUNCTION_CALL(USBPD_CAD_Init(USBPD_PORT_0, (USBPD_CAD_Callbacks *)&CAD_cbs, (USBPD_SettingsTypeDef *)...
STM32H753 changing BOOT_ADD0 register for firmware update
Hi ,I am using STM32H753 which has flash of dual banks with 8 sectors in each banks,i am thinking to do firmware update by writing elf or bin file to second bank from the application which will be by default flashed to Bank_1 later in the application...
The SPI polling method with LL_Driver in H7
Hello,Please tell me the SPI polling method with LL_Driver in H7?I'm a novice in H7.Thanks.
UART Rx Interrupt triggered, but state is READY, when it should be BUSY, causing Rx Data to not be returned.
STM32H743Using USART3 in Asynchronous mode with interrupt. The hope is to use this with FreeRTOS+CLII am able to Tx as expected. Rx will trigger the interrupt, but the RX State is READY when it should be BUSY. This causes the value to not be saved, a...
