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How to make Metal detector using STM32 MCU.

I want to make metal detector circuit using STM32 for material shorting specification of circuit is given below.It can detect ferrous and non ferrous both metal.digital out put hi when metal object detected.It can show detected piece area.It is capab...

STM32G474RE NUCLEO board SIMD instruction test

HiI want to test the execution speed of SIMD instruction. My demo as below.16-bit addition, for example.I find the instruction __SADD16() in cmsis_gcc.h. The execution time using __SADD16 is 27us and the time without __SADD16 is 23us.  It seems like ...

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fhu.11 by Associate II
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How to wake up STM32L010 every 100ms?

I am new in st's mcu.I am going to switch my project to STM32L010 (Nucleo-L010RB).In my project, i need to let mcu going to stop mode and wake up it self every 100ms.How do i do it?Is there any code for me to study?

Flin.1 by Associate II
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  • 3 replies
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STM32L151: HAL ADC DMA wait for completion of transfer

Hello Guys, I want to read multiple channels from my adc using DMA.However I want to implement it the following way:while(1){1. Start ADC DMA (scan, discontinous conv.)2. Wait for the completion (the CPU should just wait until the conversion of the m...

Chrizzly by Associate III
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Resolved! I am trying to display the time on a OLED display using the RTC and I can get it to work but I keep getting a warning. I know there is a better way and was hoping someone could enlighten me as to what I should be doing.

Hello I am very new to c programming and embedded design. I know there is a right way to do what I am trying to accomplish. I seem to be doing it the wrong way even though my code still "works" I am getting warnings on a couple lines of code. Line ...

JWire.1 by Associate III
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  • 2 replies
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Resolved! Why are my uarts not working after rcc clock configuration?

Hi all,I got a strange issue. I'd like to use USART3 or UART5 on my STM32F446 chip. We have the chip on a pcb, so I am not talking about the nucleo board. The issue is when I do the system_clock_config(), the listed uarts does not work. void init() ...

NGros by Associate III
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  • 5 replies
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