STM32 MCUs Products

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Resolved! STM32L0 stop mode - RTC wakeup not working after RESET

STM32L041F6 - I configured RTC for wakeup every second from Stop mode. It works ok, but after external reset (NRST pin) it not working. Program run in main while() only once, to line:HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);...

mat-ush by Associate
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fast ADC and fast clock in the same chip?

The STM32L4xx have excellent 4.5~5MSa/s simultaneous sampling ADC but abysmal 80 MHz CPU clocks. The fast STM32F's have faster clocks but ADC are <2.5Msps. Is there no MCU with 5Msps ADC and 200MHz+ CPU clock?

jandle by Associate
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Nucleo64 - default blinky description

UM1724 rev.12, in chapter 5.1 Getting started in description of the default blinky program which comes preprogrammed with the board, says:5. Observe the blinking frequency of the three LEDs LD1 to LD3, by clicking on the buttonB1.What?LD1 is STLink's...

STM32 Flash loader

Can I load (config.h) file from my PC to STM32F103 flash memory using STM32 flash loader demonstrator ???

sne_123 by Associate III
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Upload a config file.

How can I upload a config text file to stm32 flash ??? what softwares do zi need to install and what will be the procedure to check the presence of config file and update the firmware accordingly with new settings????

sne_123 by Associate III
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  • 2 replies
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STM32L462CE with external SPI flash

W25Q16JVSNIQ winbond external SPI is attached to my STM32L462CE MCU. I want it to store some data so how can I do it? can you please provide some example code for this.

AP_040 by Senior
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  • 7 replies
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STM32L4 Pin State in shutdown mode

We are trying to set the STM32L431 controller to shutdown mode.During the shutdown mode, Pin PA15 shall be at low level.Unfortunately the pin does not stay at low level during shutdown.We have configured the pin with „HAL_PWREx_EnableGPIOPullDown(PWR...

A.R.C by Associate II
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  • 2 replies
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