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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...

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
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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
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  • 7 replies
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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...

Resolved! stm32 Ethernet Error

The problem you are experiencing with your STM32F407IGT6 board is that after programming the firmware and using Ethernet (UDP) communication, if you power it off and then back on, the Ethernet communication doesn't work. However, if you press the Res...

Resolved! Forcing a FLASH ECC error on a STM32G4

HiEarlier today I was demonstrating a IAP functionallity with dualbanking on a stm32G474RET. I was saying that it cannot fail as I check the written image with a CRC after it has been written to the new bank.As I power of the system mid transfer and ...