STM32 MCUs Products

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Resolved! Floating Point instructions (assembly) do nothing

Hi All,I cannot figure out why the series of instructions below is not working for me (device is a STM32F303x6).This is just me fiddling around getting to know the CPU, I have this setting so the FP opcodes are accepted by the compiler, and it seems ...

RMyer.1 by Associate III
  • 1081 Views
  • 2 replies
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Resolved! In CAN_ERR what is "Stuff Error" and what is "Form Error"?

I have a can bus operating between a PC and a Motor, where the PC can control the motor. Eventually I want the STM32 to control the motor. For now all I want to do is read what is on the bus. Looking at thedata with a CAN bus sniffer it looks like th...

KiptonM by Lead
  • 9862 Views
  • 6 replies
  • 0 kudos

STM32F722 random initialization problem

Hello,I am having troubles with a random chip lockup. In maybe 1 from 50 tries the chip loads few lines of code and then it will stop.I dont know what could be wrong, because my app has just few lines of code that turns LED on only. No Cache is used....

zexx86 by Associate II
  • 950 Views
  • 4 replies
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Resolved! Custom made timer or ready made timer for STM32F103C8

Hi.I am a beginner in STM32 development. I created a custom timer for STM32F103C8 blue pill in the While Loop which will execute a function to send AT Command to GSM modem as described below. In terms of cpu usage, is it better to create a custom tim...

Rfari.1 by Associate
  • 822 Views
  • 3 replies
  • 0 kudos

setting up STM32H757 with ACD1 measuring at 3.3v

Hi i am using a STM32H757 with ACD1 measuring a voltage around 1.8v and adc2 at 3.3v, But my adc1 value is 1488 for 12 bit adc. Vref+ is at 3.3v and Vref- at ground. how do set the parameters to measure 3.3V adc? as i seem to be getting the wrong val...

RAtki.2 by Associate
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  • 2 replies
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Multiple ADC channel Poll not working

Hi,I am trying to poll multiple channels of the ADC but always get the result from channel 0.The other channels only work if I use them one at a time.Pretty sure it is a setting and would appreciate your help.Thank you in advance!Using a STM32F070.He...

MPers.1 by Associate II
  • 616 Views
  • 2 replies
  • 0 kudos