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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Resolved! Hard fault error when cast variable in stm32g070

I have migrated code from stm32f4 to stm32g0 suscesfully in almost all my aplication. However there is a part of code that rise a hard fault error. This is the code:crc_received = *((uint32_t*)&e22_uart_rx_buffer[(uint16_t)(e22_uart_rx_buffer_length ...

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JCuna.1 by Senior
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  • 3 replies
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STM32L151CBT6 need help with SPI slave setup (no hal)

Setup:Master: PLD, SPI Frequency 4MHzSlave: STM32L151CBT6, SysClk 32MHz (this one uses the code below)Hello Guys,Below you can see my code. The Problem I have is that my configuration data which is 32 Bytes long is not received properly. For test rea...

Chrizzly by Associate III
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  • 4 replies
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Why LPTIM CNT cannot be read when MCU is running.

Developing with STM32CubeIDE V1.6.1 for MCU STM32L452VCTX. Set up as STM32 Project in order to use debugger. Using STM32Cube_FW_L4_V1.17.0 for SDK. Compiling using gcc-arm-none-eabi-9-2019-q4-major-x86_64-linux. Using FreeRTOS.Using LPTIM1 to track ...

FPutn.1 by Associate II
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  • 2 replies
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Fighting faulty PWM output with a servo

Ive ben meaning to create a PWM output on an STM32 Nucleof303re, however: its very buggy and i dont know why. Im trying to drive a servo with it but this half-works. When i tap the pwm contact of the servo it sometimes springs to life and sometimes d...

TSche.8 by Associate
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  • 2 replies
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Please inquire for production schedule.

We manufacture products using the MCUs listed in below.However, due to the recent lack of supply and demand for parts, it is impossible to produce products, resulting in huge losses.Please let me know when parts will be available.If the schedule is u...

JKIM.8 by Associate
  • 298 Views
  • 3 replies
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Tricky Timer Input Capture -> DMA problem

Hello,I'm using an STM32F767 to measure input frequencies, using 2 timers.It's a bit tricky because these measurements must be synced to the SAI's audio sampling rate, AND input frequencies can be higher than the audio sampling rate.It took me a whil...

LCE by Principal
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Resolved! STM32G0x1 external interrupt from PE possible?

My target device is a STM32G0B1VE which has PE but according to RM0444 Reference manual for STM32G0x1 chips the description of EXTI_EXTICRx register says that combination for PE is not present (reserved). Is it really no possible to use PE for an ext...

JOtru.1 by Associate
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  • 3 replies
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Unique ID STM32F103xx vs STM32F0x1

Dear community, RM0091 (STM32F0x1) describes the structure of a 96-bit unique ID which consists of the lot number, wafer number, and wafer coordinates. RM0008 (STM32F103xx) has a 96-bit unique ID too, however, nothing is mentioned about wafer or lot ...

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