STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32 F446ZE - Board MB1162B-02

I 'm using this board for CAN communication with CAN1. I notice in User manual UM1871 Figure 14. MCU 1 CAN1_TX is connected via SB18 and it is open. For CAN1_RX it is mentioned in user manual that I have to close for Rx to work and not mentioned abou...

HKuma.1 by Associate II
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STM32F051 ADC DMA overrun after first conversion

I am trying to use ADC with 2 channels and DMA, but I only get 1 reading before the overrun bit gets set. Also the 1 reading is wrong, I am expecting a value of approx 2100, but I am getting around 70. I can see in the hadc->DR that the value are cor...

Hoddy by Associate II
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Jumping to IAP code issue

Hi,I am facing some issues while jumping from main application to the last locations(0x0801C000) of the flash memory, where IAP application (customized) is located.The controller used is STM32F072.(128kb flash,Cortex-M0).The main application code pl...

JK.4 by Associate II
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Resolved! wake from WFI and *immediately* execute my code ??

__WFI works beauty. But I want more. Behold:void vApplicationIdleHook() { __WFI(); my_own_code(); // on wake, this will be executed *after* the intr handler :( }Upon every wake from WFI, I want to execute my own code immediately: ie. bef...

Goof Ball by Associate III
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  • 3 replies
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How to access global C variables in html code?

I hope this question is not off topic.I have a board running httpd using a STM32F407. The web server is running CGI and SSI. The cgi file is named index.shtml and is called when the browser first accesses the website.In the SSI part of the code I pop...

STM32L4R9I-EVAL with Memory-Mapped NOR Flash

Hello!I am trying to use the NOR flash module on the STM32L4R9I-EVAl board. I've been able to use the ST-provided example without issue, but in trying to build a project through CubeIDE, I've run into an intermittent fault. Sporadically, my writes to...

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Octo by Associate
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Stm32F103C8T6 Custom board problems

Hi, i have some rather strange problems with my custom with an STM32F103C8 mcu on it. It is programmed via an Nucleo ST Link v2/1 and it works fine most of the time. I can load some test sketches on it via Platform IO or STM32CubeIde. But after a fe...

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TMaie.1 by Associate II
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Does STM32 has "pulse counter register"?

Hi, anyone know there is a register that can count the pulse directly on STM32H7?I know there is a timer in capture mode, it can generate interrupt when detected edge high or low. But this counter does count the period time only, does not count how m...

Dat Tran by Senior II
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