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Resolved! STM32U575 LPUART: what am I missing?

I have LL-API based UART/USART code which runs on an STM32U575 (tested on a NUCLEO-U575ZI-Q board), no problem (@ 115200).I would like to move this code to the LPUART (pins D0/D1, PG8/PG7, of the board).  However, I have failed; not even TX works (a ...

STM32L151VE optionbytes "nBFB2" bit question

Hi sir,I ask a question about optionbytes nBFB2 of STM32L151VE.I checked User Manual and wanted to confirm some information about nBFB2.1) Option byte register (FLASH_OBR) : bit nBFB2 default value = 1 , see attached file optionbytes_1.png2) Optio...

HJion by Associate
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stm32072xx PLL and clock config

Hi,I'm newbie but I need to check if the second code block includes the first code block.I'm dealing with stm32F072xx.If required I can share more part of code.1:RCC->CR |= RCC_CR_HSION;while(!(RCC->CR & RCC_CR_HSIRDY)){};RCC->CFGR &= ~(RCC_CFGR_PLLM...

Gaucho by Associate II
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I2C Sequential Transfer Function

I am configuring STM32L496ZGP as an I2C Slave. Master is a software(i.e.)Aardvark Total Phase Control Center and I am sending some data for this I2C Slave to receive.int main(void){   HAL_Init();   SystemClock_Config();   MX_GPIO_Init();  MX_I2C2_Ini...

ADC oversampling - how does this work exactly?

In the RM the section on the hardware oversampling "25.4.31 Oversampler" is quite brief in it's explication, it states that "There are no changes for conversion timings in oversampled mode: the sample time is maintained equal during the whole oversam...

Robmar by Senior III
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STM32F407-BareMetal Clock Setting not working

Hi all, I tried to configure the clock to run at 32MHz and I was using Systick to toggle the LED every 1 Sec by configuring the Systick reload value by 32Mhz -1. But, Somehow toggling is not happening for exactly 1 sec, and also used a logic analyzer...

clock_systick_Led.png