STM32 MCUs Products

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No STM32 Target Found - custom board

Hi guys, I'm starting from a bare STM32G070KB, and cannot for the life of me get it to connect.I had this problem with an STM32G071CB but was able to solve it. The problem I was having was that I couldn't get an ST-Link to read the chip on a breadboa...

UMoha.1 by Associate
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STM32F050C4T6A I want to use as a drop in replacement since I cannot find stock in the STM32F030C8T6 When I installed it in my board I use two I2C ports and they both work but the manual says there is only 1 I2C port. Am I ok to use this chip?

STM32F050C4T6A I want to use as a drop in replacement since I cannot find stock in the STM32F030C8T6 When I installed it in my board I use two I2C ports and they both work but the manual says there is only 1 I2C port. Am I ok to use this chip going f...

RScam.1 by Associate
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Data from ADC (DMA) over UART (DMA)

Hi,I am trying to perform continuous ADC conversions from a microphone using DMA, save that data to a large buffer, and then transmit that data using Uart (DMA). I have successfully setup the ADC to perform the DMA conversions along with saving them...

kcire L. by Associate III
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I2C Slave endless clock streching

Hi, I have the problem that I get an endless slave Clockstretching.STM32F072 I2C configured with CubeMX, Primary slave adress $32If I fire a Tx frame from a master with for example:HAL_I2C_Master_Transmit(&hi2c1, 0x64, buf, 1, HAL_MAX_DELAY);The cloc...

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RNaas by Associate
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Resolved! Put interrupt in RAM or pre cache

Hello,I am using GCC and eclipse CDT. I need to execute an external interrupt very fast (every 4µs). There is not a lot to do in there but I use about 2.5µs of time in the interrupthandler. I tryied to put the handler in to ram wich gave me the reloc...

ADC value not able to read.

Hi, i got a fan failure project . For that i need to select 2 adc channels in DMA mode for rms calculation , and 2 digital input for my powerfactor reading . here i am using AC (230Vac) and DC (5v) supply both .I select two timers with 100khz in...

Lchal.1 by Associate III
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