STM32 MCUs Products

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Resolved! STM32F401 Using flash memory sector 0 as storage

Hello,I'm searching for a way to use sector 0 as storage memory but no luck so far.I'm using STM32F401CCU6 and I'm working on a firmware which have to save about 300 bytes in a no volatile memory. For this microcontroller family we have this memory m...

Chuckero by Associate II
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  • 14 replies
  • 4 kudos

STM32H7 SPI Slave Dynamic Message Length

Hi,I'm using SPI to communicate between two micros - one F103 (master) and one H750 (slave). The data communicated will be vastly different in purpose and size (e.g. from simple requests to firmware image download) and so the designed protocol necess...

ChrisShaw by Associate II
  • 1073 Views
  • 2 replies
  • 0 kudos

Optimizing FIR Filter Multiply Accumulate

Hello,I am trying to optimize a function for a basic FIR filter on a STM32H743. This is the function:inline float_t FIRFilter(const float_t* inputBuffer, const float_t* firData, const uint16_t size, const uint16_t currentBufferIndex) { float_t outpu...

JP_ama by Associate III
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  • 1 replies
  • 0 kudos

Resolved! Stack LoRaWAN (STM32WLE5CC)

Hi,We are starting a LoRaWAN project here at the company and we are going to use the LSM110A module that has the STM32WLE5CC.I would like to know if you have a LoRaWAN stack for this ARM processor (STM32WLE5CC), or a video demonstrating how to start ...

STM32 crystal less USB operation STM32L011?

Hello, I'm looking for an mcu that can both do USB DFU programming and has and external crystal which there aren't many cheap available now (or would drop the external crystal requirements if I'd get convinced otherwise because I want it as stable as...

MikeLemon by Associate II
  • 2914 Views
  • 7 replies
  • 2 kudos

STM32F405 CAN RX interrupt halts?

Hello, everyone.  I hope you're doing well.my work at this time: https://github.com/MarginallyClever/Daisy-Driver-2.0-firmware/commit/465ec3dbeb831ee2f49fd6a6648da8fd7377a56aMy code is written in Arduino 2.2.1 with https://github.com/stm32duino/Board...