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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 pwm intrupt / hal handler

hello i m using tim1 to generate pwm and using center alligned mode 1 , timer go to 0 to 1800 then 1800 to zero for one pwm cycle and generate 2 intrrupts HAL_TIM_Base_Start_IT(&htim1); //intrrupt i am using//handler is void HAL_TIM_PeriodElapsedCall...

ahmash by Associate II
  • 322 Views
  • 1 replies
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Resolved! GPIO, ADC and DAC not simultaneous

I am using stm32 g071 and what I have done in the code is to toggle pin and send the value through adc and finally output through dac. Theoretically, the GPIO output and DAC output should be simultaneous but due to processing time and all, there will...

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RShre.2 by Associate III
  • 1674 Views
  • 13 replies
  • 1 kudos

Resolved! FDCAN problems on STM32G4

 I am developing a new project for the STM32G474 processor using the STM32G474E-EVAL1 board but am having a problem with FDCAN. I have two issues:1. I configure FDCAN and use the function HAL_FDCAN_AddMessageToTxFifoQ but the queue quickly fills up a...

RickN by Associate
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  • 3 replies
  • 1 kudos

Disturbance in MIPI DSI Output Image

Hi EveryOneBy Using DSI in Video Mode, It makes this disturbance in out image, What's the Main Source of this Problem:1. PCB Design (It's Two Layer Board, I tried My best to route it as short as possible)2. Noise in Ext RAM Data (Using EXT RAM as Fra...

MGH2023 by Associate
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  • 1 replies
  • 0 kudos

Resolved! Timer triggered DMA to GPIO for soft PWM

I'm trying to to generate a PWM signal on a GPIO without PWM capability on a STM32F47. To achieve this, I want to have a timer triggered DMA transfer to the GPIO BSRR register.Looking at the bus matrix, it seems that I need to use the DMA2 controller...

damanuel by Associate II
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  • 6 replies
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Resolved! RTC subseconds count down

I am using the RTC of the STM32L4 Discovery board and have noticed that the sub-seconds are counting down. Is there anyone with an idea on how to resolve this issue?

KIbra.3 by Associate II
  • 1356 Views
  • 4 replies
  • 2 kudos

Resolved! About I3C ENTDAA ,How to do End DAA procedure waveform?

hiI do the ENTDAA protocol use this codeif (HAL_I3C_Ctrl_DynAddrAssign_IT(&hi3c1, 0) != HAL_OK){/* Error_Handler() function is called when error occurs. */Error_Handler();} In below picture , I get the ENTDAA Protocol, but After protocol there should...

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CLHUANG by Associate III
  • 2418 Views
  • 12 replies
  • 1 kudos

Re: STM32 CAN transmit bug?

Same problem here.. can you please look at this issue STM as it cant be the boards .. hence every single thread on this problems goes cold a working Interupt enabled RX TX example with the latest STMCube/HAL would be nice For STM32F4xx

NCD by Associate II
  • 357 Views
  • 1 replies
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STM32 as I2C slave: Data recieved LED not working

I'm trying to setup an STM32F401RBT as an I2C slave with an Arduino Uno as the master. The Arduino code looks as follows: I'm simply trying to transmit "3". The STM32 side looks like this: I use these three callback functions to manage the data. I am...

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