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Forum Posts

How to sample improve ADC speed?

My application senario: sample the sensor signal every second, and transmit through UART. to save power supply, I select ADC single mode, and used average as filter.void ConfigureADC(void) { ADC1->CFGR1 |= ADC_CFGR1_AUTOFF; ADC1->CFGR2 = (ADC1->CFGR2...

STM32L09 by Associate II
  • 409 Views
  • 8 replies
  • 3 kudos

Resolved! STM32U0 multiple pin overlap

Hi, newbie here - I have some experience with the f4 series, but am working on a small project for which I would like to try a stm32u0 MCU. Looking at the stm32u031 20-pin TSSOP, I am confused by something. When I load this MCU in cubeMX, and tick on...

sb_st by Associate III
  • 178 Views
  • 1 replies
  • 0 kudos

Interrupt Vector Table

Hello,As per CM4 guide and TRM of Nucleo f446re,interruot vector table is array of function pointers and each pointer holds the entry address(initial address) of each IRQ_handler, Where interrupt IRQ_number is used for indexing.While debugging I fail...

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UART RX DMA Implementation Issue

Hello,I am using STM32F030C8T6 to implement Modbus RTU protocol which uses UART and RS485 as physical layer.I have already implemented the complete protocol with UART's RXNE and TCIE interrupts.Now I am trying to implement through DMA by which I will...

Anesh by Associate III
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  • 0 replies
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Resolved! I3C: TXFNFF never set when debugging

Setup: NUCLEO-H503RB with X-NUCLEO-IKS4A1, using STM32CubeIDE. To familiarize myself with I3C, I am playing around in this setup and have some source code which causes I3C interaction between controller and target. I have a logic analyzer attached, a...

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LPUART1 wakeup fail in STOP2 mode

Hello,I'm using LPUART1 (STM32U0) for modbus communication and using STOP2 mode to go sleep until new modbus query has requested.Strange things happen, on console I can see prints like "Target is not responding, retrying...".Here is my clock configur...

npatil15_0-1747980221608.png
npatil15 by Associate III
  • 133 Views
  • 1 replies
  • 0 kudos