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BlueNRG-2 IIC error with reading more than 16 bytes

Hi, I am working on BlueNRG-2 and I need drive NFC-EERPOM(M24SR64). I tried to read from M24SR64, I got error when the reading bytes were more than 16.(It was ok <= 16 bytes), it stuck on the while loop as below. I put my readfunction and init func...

SZhan.5 by Associate
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Get STM32F4 Software

Can you please help me to get quick link to download STM32479I-EVAL demonstration software? I can see related resources but unable to find the demonstration software.

TJagd by Associate
  • 443 Views
  • 1 replies
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DAC in DMA not working?

dear all,I keep studing the STM32H7 architecture and this time I am trying to control a DAC using DMA which seems an easy task. However, in my case, the output is always at zero. I have used it without DMA and it works, therefore my HW debugging work...

Mdi c by Associate III
  • 539 Views
  • 2 replies
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new vs malloc - surprising results with IAR

Hello,Recently I started using c++ application with STM32, and I encounter a very strange behavior:It seems that after 1-3 calls to new() operator the new operator call get hang somewhere into assembly. When I try to step into the problematic new cal...

ranran by Senior II
  • 460 Views
  • 1 replies
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Using subseconds register on STM32F7 RTC

We have a driver for the RTC which I am trying to enhance with sub-second resolution.I am testing with a tight loop which is repeatedly reading the time. First I am reading the SSR register (which should 'lock' TR and DR?) then the TR, then DR (to 'u...

CHell by Associate II
  • 1611 Views
  • 8 replies
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STM32H750 Timers

Hi,In one of my project I am using STM32H750 controller.I want to measure the pulse width which is an input to the controller whose width will be in some nanoseconds so I want to configure the timer in a way that it can support to start the count fro...

psiva.13 by Associate II
  • 625 Views
  • 1 replies
  • 0 kudos