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STM32G071: TIM1+PWM+DMA 2nd pulse looks strange

Hi,I'm trying to talk to WS2812 RGB Leds. I'm using TIM1 CH3 PWM Output with DMA. Everything looks almost fine. I'm always sending the same data using:HAL_TIM_PWM_Start_DMA (&htim1, TIM_CHANNEL_3, (uint32_t *) pwmData, (24 * NUM_OF_LEDS) + 50);Here p...

Mischa by Associate II
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  • 5 replies
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Hardware Vulnerability Analysis - EN18031

Hi,I'm tasked with creating the documentation for assesing the compliance of our product in regard to EN18031.The standard requires us to have checked if the relevant hardware has any publicly known security vulnerabilities. But when I asked our hard...

I3C Private Write STM32H533RE

Anyone familiar with using I3C in HAL? I'm using I3C to talk to an IMU sensor and I got through DAA and can successfully perform private reads (can read from whoami and other registers also tested) but I couldnt get private writes to work.I followed ...

bobycx by Associate
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  • 1 replies
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STM32F030C8T6TR DMA

GreetingsI am using STM32F030C8T6TR for ADC on two channels IN1 & IN3. It works. However I wanted to add DMA. When trying to add DMA , It shows on two channels channel 1 and channel 2 , Though the datasheet mentions DMA is available for 5 channels. I...

Sbag by Associate III
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  • 11 replies
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Configuring ISSI Flash in DTR Mode on STM32U5A9J-DK.

Hi ,We are working on configuring an ISSI Octal Flash memory in DTR mode on the STM32U5 platform and would like your assistance. We successfully executed the example provided for Macronix in document an5050 example (II. Octo-SPI FLASH in Regular-comm...

ISSI_Code_Sequence.png
sohm by Associate III
  • 257 Views
  • 1 replies
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LED blinking in assembler for STM32F103C8T6

Hello,I am trying small example LED blinking written in assembly only - see below. LED is placed to PB15. I am able to compile the program without error using this commands:arm-none-eabi-gcc -save-temps -nostdlib -nostartfiles -mcpu=cortex-m3 -ffrees...

JerryMC22 by Associate III
  • 453 Views
  • 3 replies
  • 1 kudos

Resolved! STM32F405 using dual USB host

Hi,I'm new to the ST32 world and would like to know if this is possible before I start experimenting with an STM32F405:Is it possible to use both USB interfaces as a USB host at the same time (only full speed and low speed, no high speed is required)...

Resolved! synching HRTIM's TIMA and TIMB

Trying to make a phase shift PWM for a DAB converter, i managed to do this exact functionality with normal TIM1 (Asynchronous mode), but im very very lost with HRTIM. I am able to produce complementary PWM signals for TIMA1 and TIMA2, and TIMB1 TIMB2...

Javier1_0-1739181617390.png Javier1_2-1739181348401.png
Javier1 by Principal
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  • 2 replies
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Resolved! Output Compare - STM32F3Discovery

Hello,I need to understand the implementation of using output compare with timers  as a basis to tackle a more advanced project. My start point/goal is a timer with a period of 3 seconds and it toggles when CNT equals 800ms(CCR1). Clock is running at...

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daded.1 by Associate II
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  • 3 replies
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