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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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Option bytes programming STM32H7

Hi, I want to program the brownout in code:void setBrownout (uint32_t level) {   FLASH_OBProgramInitTypeDef OBInit;   HAL_FLASHEx_OBGetConfig(&OBInit);   if (OBInit.BORLevel == 0) { // not programmed yet      OBInit.BORLevel = level;      OBInit.Opti...

DKlep.1 by Associate
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STM32L072 SPI master not receiving data from slave

Hi everybody,I am trying to use a Flash memory (SST25VF010A) with STM32L072 via SPI. I used CubeMX to generate to initialize code and I started a simple code to get ManufacturerID and check that SPI comunication is right. In fact, I can send data pro...

CRodr.5 by Associate
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STM32L071 peripherals problem

We designed a very basic circuit to test an idea. We chose STM32L071K8U6. Because, It met our needs well. Schema  MCU PinmapMCU Clock config in STM32CubeIde  If you look at the clock settings, this processor does not use an external resonator. It cur...

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FYASA.1 by Associate II
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Have an issue with reading from union of bitfield structures. The compilation of the program is successful, however the execution interrupts and ends up in the default interrupt handler, which by default is an endless loop. Could this be a compiler issue?

To pars binary information I created a series of bitfield structurestypedef struct PD_SOURCE_PDO_CAPABILITY { uint32_t MAX_CURRENT_UNITS : 10; uint32_t VOLTAGE_UNITS : 10; uint32_t PEAK_CURRENT : 2; uint32_t RESERVED_BITS22_23 : 2; ...

Why STM32F103C8 is not sending the right data to Slave I2C device? this issue happened when HAL_I2C_Master_Transmit is used and send just one bye.

Hi ST community.I am trying to control a 7 sevensegments display (HT16K33), it has I2C as interface.If the Display is connected to Arduino2560 board, it works, but when STM32F103C8 is controlling it, the display isnot working.after i tested all comma...

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ERABALF by Associate III
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Problem with class constructor and GPIO

hi everyonei'm writing some code to control an RC car.while implementing the code for the motors, i've decided to assign the peripherals information (PORT, GPIO, timer ecc) directly in the class constructor.but if i do so, motors wont respond, it see...

Gzini.6 by Associate II
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