STM32 MCUs Products

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Forum Posts

How to check the time between Timer start and ADC conversion

Hello all,I trigger the internal ADCs of a F3 microcontroller simultaneously with a timer1 update event. Now I would like to check the exact time between the timer start and the start of the conversion. I tried this with toggeling a gpio trigger pin...

Bench by Associate III
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Usb dfu upload own code

I have a problem with example from st with upload via dfu, when I want to upload the binary example from st via dfuse everything is ok and works great, but now I want to build my own code with simply toggle led. I change the flash address and vector ...

BWawr by Associate II
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Any chance for a STM32F720?

Hello,the STM32F730 in packages with 144 and more pins offers a high speed USB phy. The price for that chip would make it a favourable solution for USB HS. BUT the chip has crypto modules that require export restrictions. A variant as STM32F720 with...

My STM32F446RE CAN controller declares a message on the bus (transmits SOF), but then never transmits anything else in the frame (bus just stays idle). Why is this?

I have implemented a CAN controller on the STM32F4 where it successfully transmits a SOF bit, but then the bus stays idle for the rest of the message. The values loaded into the registers are all correct and verified that they have been successfully ...

STM32F4 usart interrupt - necessary?

I'm struggling with adding usart interrupts to my code. My rotary encoder uses interrupts and the touch screen keypad is polled. I'm not transferring a huge amount of data, just records of about 20 characters at the most. Today instead of interrup...

Resolved! STM32L452 with cycle-by-cycle current control possible?

Hi, can anyone explain to me if it's possible to use the STM32L452 for cycle-by-cycle current control as exemplified in AN4232 p.8-9 and if so, how it's done? I'm asking because I have spent quite some time trying to configure COMP1 to signal the OCR...

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abaldur by Associate III
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