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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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HAL bug in LPTIM interrupt.

Posted on November 27, 2017 at 14:20Hi everyone,I'm trying to clear my head around interrupts with an STM32l0x3. I'm not using HAL functions, rather I'm trying to understand the logic behind all this.This becomes a little bit messier since the NVIC ...

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X-CUBE-VS4A -- How to pass Amazon ATS certificates?

1.Uncommenting one line in service_asset.c still can't work.Request a token from Amazon website. It shows token "ANeQCyBUgoyAFxrpfsUJ" in browser. But my STM32F769I shows below messages: Always can't pass Amazon ATS certificates.=====================...

jesson by Associate II
  • 1304 Views
  • 9 replies
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Error Handler

If i remove while(1){} from Error handler and Hard fault handler is there any chance of it to effect micro controller

saiteja by Associate II
  • 494 Views
  • 5 replies
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STM32F411 I2C DMA FUNCTION QUESTION

I'm using STM32F411RCT chip and using I2C3 slave is BMP280 * 2ea and HDC1080​​The bmp280 is implemented as a function of HAL_I2C_Mem_Read.HDC1080 is implemented as a function of HAL_I2C_Master_Transmit & HAL_I2C_Master_Receivenow, I change this fun...

mkim.51 by Associate II
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  • 0 replies
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Resolved! Do a corralation with DSP Library

I have a 32F746GDISCOVERY and would like to test the dsp functionalities with a correlation.I have the following code:#include "arm_math.h" extern void arm_correlate_fast_q31(q31_t * pSrcA, uint32_t srcALen, q31_t * pSrcB, uint32_t srcBLen, q31_t * p...

MMett by Associate III
  • 677 Views
  • 2 replies
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STM32F429I-DISCO - USART3 outputs only 1.6V

Hi everyone,I am trying to get USART3 running on my STM32F429I-DISCO board. USART3 is configured with the following configurations:Mode: AsynchronousHardware Flow Control: DisableBaudrate: 115200, Word Length: 8, Stop Bits: 1GPIO: PD8 = TX, PD9 = RXI...

smrtkai by Senior
  • 586 Views
  • 4 replies
  • 0 kudos