STM32 MCUs Products

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STM32F107RBT6 + LAN8720A custom board.

I've drawn my own schematic that uses the STM32F107RBT6 and LAN8720A chip.And this is not an work on company, not related with my job. just hobby.I made this to study firmware development in order to make toys that utilize Ethernet.and I ordered samp...

jaehoon by Associate II
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STM32 and NRF24l01

Hello everyoneI make  SPI communication between Stm32f411 and module NRF24l01.I have written a function to transfer data from stm32 to Nrf24l01, and read data from Nrf24l01.Everyone help me to edit code because this is my first time using this protoc...

Correction Request: AN2867 Oscillator design

Rev 19 Page 16/59:I believe this should read "increase" instead. The purpose of Rext is to limit the current and thus lower power dissipation in the crystal. So, lowering Rext increases power dissipation. A separate issue is that this phrase is awkwa...

BarryWhit_0-1724009301664.png

Weak SPI clock signal at 12MHz on STM32L4A6ZGT

Below is the analog waveform for the SPI clock at 12MHz. How to improve the strength of this signal and get p-p 3.3V SPI clock at 12MHz ?"GPIO SPEED" set to the "VERY HIGH" setting. Apart from this, is there any additional settings required ? 

STM 12MHz Analog.png

Odd Issue With STM32L071CB When Initialising Watchdog

I'm having an issue with initialising my watchdog, when I include the call to HAL_WWDG_INIT(&hwwdg2) in my code, it is causing any debug attempt to run into the hardfault handler due to some values in SystemClock_Config() being set to 0: __weak HAL_S...

MClarke by Associate II
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  • 4 replies
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Resolved! Math/FFT Hardware accelerator like the NXP PowerQuad?

Hi there! Are there any plans to add a hardware math accelerator in addition to the cordic and fmac that supports FFT's and other matrix operations entirely in hardware and runs in parallel to the CPU and communicates via DMA? A good example of this ...

etheory by Senior II
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  • 3 replies
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ADC-DMA buffer value doesn't change

Hi, i have stm32f0c8t6 micro controller. i am using adc-dma with timer interrupt. ADC after working correctly for a while, buffer values doesn't change. what could be the problem?

scotzap by Associate II
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half a USB problem on STM32F401

Hi I designed a replacement pcb for a keyboard of mine with an STM32F401(RCT6).I used the QMK framework to make a firmware which I can download via DFU perfectly fine (I also uploaded it and checked it against what I downloaded..). The PC detects the...

blap by Associate
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