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Resolved! 3 Phase sine wave generation

Hi all, i am trying to generate a 3 phase sine wave with 120 degree phase shift by using stm32f030r8t6 nucleo board. i can see the generated 3 phase sine wave on oscilloscope but the freq is not stable of the sine wave. it varies continuously from 40...

sanju by • Senior
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  • 15 replies
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How to manage write pointer of FMAC?

Hi all,imagine I want to implement two FIR filters (for I and Q, that is very common task for signal processing). First I set X1 buffer to 0 and size, let say, 32, and push there let say four data, thus write pointer is 4. Then I set X1 buffer to 32 ...

DmRozhd by • Associate III
  • 452 Views
  • 0 replies
  • 1 kudos

Receiving Messages from Sim800

Hi everyoneI'm working with Sim800 which is a module for many applications such as in my case, sending and receiving SMSs. in my code, I send a certain text to Sim800 in SMS form and then I send an AT command to read it. now I want to analyze this re...

Ala by • Senior
  • 675 Views
  • 0 replies
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Resolved! RAM function (code) placement using GNU GCC family

Hi guys,I would like to ask how properly place the function (code). I have solved the ld. script (have already the section in ram for code there) and functions which I want to place in ram has section attributes, but I read that the long call attribu...

binarybee by • Associate III
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  • 6 replies
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What is exactly CSTOP and how do you enter it?

Hi, I am bit confuse with how exactly CSTOP and STOP mode are different. Also I can't find anywhere in HAL API how to enter CSTOP. I am using STM32H743. I know for STOP mode we use HAL_PWR_EnterSTOPMode(..) function. But Function can we use to enter ...

TAkha by • Associate
  • 634 Views
  • 1 replies
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What's the best way for inter-STM32 devices communication?

I'm a bit lost, so asking here. I'm currently writing the firmware for the device based on STM32F103RCT6 processor. I'd like to be able to have one master device and multiple slave devices, connect them and use the master device for managing other de...

SDomb by • Associate
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  • 1 replies
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hi friends, can anyone help me to understand, how address and data values within hex records, accommodated in flash memory.? I just want to update my firmware via serial ! do i need to copy raw hex records @ each flash memory location sequentially?

as this is my hex record...:10001000D1EC0008DBEC0008E5EC00080000000073it has 0010 address value and all 16 data value(D1 EC 00 08 DB EC 00 08 E5 EC 00 08 00 00 00 00) as zero. Where do this data will be placed in flash memory?

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