STM32 MCUs Products

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cant read a register with SPI

Hey There,Ive got a Semtech SX1261 Board (LoRa- tranceiver) and iam trying to read its registers with my STM32L432KC (with SPI)Ive got working arduino code to read all its registers, but its giving me different results when i try the same thing with ...

MSimo.1 by Associate II
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  • 17 replies
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Resolved! What can cause the digital output (voltage level) to be way lower than 3.3V (Note: VCC of the MCU = 3.3V)?

Hello everyone,I'm using STM32F429 MCU (STM32F429I-DISC1 board). I was generating PWM signals on PA1, PA2,PA3 and PA5 using TIM2 ... The important part is that the PWM signals on PA3 & PA5 are fine where the high digital state is at 3.3V. For PA1 & P...

NElsa.1 by Associate
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  • 2 replies
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Resolved! uart receives the same byte!!!

I am using Stm32l0 and am receiving data from GPS via uart but I am facing this problem.uart receives the first byte and then repeats the number of bytes it wanted to receiveFor example:AL_UART_Receive (& huart1, buf, 80, 200);It receives the first l...

xmart by Associate II
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  • 4 replies
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Strange HAL_UART_Receive_IT() behavior

I have an RS485 device, the time for which it turns on is about 3-4 seconds.In response to a request, it can send an indefinite amount of data, so I run HAL_UART_Receive_IT with a margin of a few bytes.But I only receive 1 byte and then an OVR error ...

accessing Mic in B-L475E-IOT01A dev kit

https://github.com/STMicroelectronics/STM32CubeL4/tree/master/Projects/B-L475E-IOT01A/Applications I went the following link but found that the code for accessing microphone was not found. Can anyone please help with some example code for the same Th...

SDADC Tolerance issue with STM32F373CCT6 MCU.

Hi,We have a problem with SDADC on STM32F373CCT6. We are using two SDADC Analog pins to measure the voltage. Even through the voltage on the both the Analog MCU Pins SDADC-1 and SDADC-2 are same, the digital output voltage and ADC values from the MC...

PMahe.1 by Associate
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  • 5 replies
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STM32 TSC, silk screen as "panel"

Hi,long time, no see, so greetings to all!When implementing touch sensors, can I use the PCB silk screen as "panel", i.e. omit the glass/plexiglass panel?It is for a private project, the unit will be infrequently used in lab environments.Obviously th...

straubm by Associate III
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  • 5 replies
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Resolved! Custom External Loader

Hi,I am using a custom board with the following CPU : STM32F746BGTx.Here is the pinout :PB2 : QUADSPI_CLKPB6 : QUADSPI_BL1_NCSPF6 : QUADSPI_BL1_IO3PF7 : QUADSPI_BL1_IO2PF8 : QUADSPI_BL1_IO0PF9 : QUADSPI_BL1_IO1How can I load all the assets (images, f...

MMerc.1 by Senior
  • 633 Views
  • 1 replies
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Resolved! Capacitive Touch Sensing with STM32F302R8

Which evaluation board I can use to practice and develop code on Capacitive Touch Sensing, which is suitable with STM32F302R8?I have STM32F302 Nucleo board with STM32F302R8 MCU, which supports touch sensing. I need to learn and develop a practice cod...

MS.1134 by Associate III
  • 4188 Views
  • 9 replies
  • 1 kudos