STM32 MCUs Products

usart RX pin configure

WHICH ONE IS BEST?i have seen three methods:1, in_floating http://www.micromouseonline.com/2009/12/31/stm32-usart-basics/2, GPIO_MODE_AF_OD https://visualgdb.com/tutorials/arm/stm32/uart/hal/3, GPIO_MODE_AF_PP

High variance in ADC readings

On a NUCLEO-H743ZI board, I am using ADC3 configured like so:16-bit mode 6 MHz ADC clock8.5 cycles sampling timeTriggered by TIM3 to scan 4 channels every 10us BDMA puts the results into a memory bufferThe problem I have is that for a given voltage, ...

Read 11 ADC Channels

How to read 11 channels of ADC in STM32G070CB? I can read 8 channels through ranks 1 through 8, but I need to read 11 channels. What is the best way to do this reading?

stm32f407 group priority within RTEMS

i have enable three usarts, USART1 AND usart2 enabled tx rx idle. usart3 is just output logif i set SCB_AIRCR = (0x05FA0000 | 0x500); // group 2 ,(*(volatile uint8_t*)0xE000E425) = 0x00; // usart1 IPR// set a low priority// NVIC_IPR9 usart2 (*(volati...

STM32f429I SPI and USART1

I am currently using STM32f429I. I want to check the value read using SPI by connecting UART. However, when checking the manual (DS9405, 38P), it is indicated that other UART(USART1,2,3,6) can not be used except for UART4, 5, 7, 8 when using SPI as m...

Hello. We are currently using the stm32F765IGT6. I'd like to ask you how to update the firmware on this product. Have a good day.

Why I can't login at st.com?

I wanna download new develpment tools, cubeMX and cube IDE, from st.com and evaluate them, but I found that I can't download them and even login at the web. I'v tried turn on proxy and turn off it on both win10 and mac.

CAN BUS and stuff bits

Hello,I'm using a ST32F466 trying to connect a personal board to a PEAK analizer.The code is generated in part by MS32Cube, and in part by me on TrueStudio 9.2 using HAL libraries.After setting the CAN1, (HAL_CAN_MspInit()), I have configured the CAN...