STM32 MCUs Products

Resolved! STM32F103C8 RTC SECIE: cannot enter interrupt handler

I'm trying to blink a LED once per second, using the SEC interrupt.I'm rewriting a NIXIE clock I wrote, that used a home-brewed dly() function, so the remnants of that code are still there, sorry about that.According to Ref Manual I have, if the SECI...

Resolved! How much current can I draw from the NUCLEO-64's pins?

What's the maximum amount of current which I can draw from a NUCLEO-L476RG output pin? (in order to power a light source) Is there a limit per pin as well as an overall limit for the whole board?

Resolved! I am using a timed scan of four ADC channels and DMA in circular mode to place them in an array. My goal is to place each of the four ADC results in a separate 1024-element circular buffer using DMA or DMAMUX. Does anyone have some guidance?

Resolved! Using STM32H7 Dual Core with Internal Oscillator Only

Hi All,I am interested to use STM32H7 Dual core for my project. To save component and space, May I use it without external oscillator?Thanks

Resolved! STM32L010K8 TIM2_CH4 PWM can't go to PB1

A'm using LL libraty. I need simple PWM output on PB1.TIM2 init related to CH1 and PA5 work.When I change setup to CH4 and PB1 pwm doesn't go to the pin.Both PA and PB ar clocked.Under debuger I checked MODER registers, AF_5 function is selected.Work...