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pierre-yves
Associate III
since ‎2018-07-19
‎2023-06-14

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  • 20 Posts
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User Activity

SPI reset on STM32WB55

2021-06-22
HelloI am using an STM32WB55. This microcontroller communicates in SPI with a second STM32F4 micrcontroller.The STM32WB55 is slave and the STM32F4 is the master of communication.During an electrostatic discharge, the SPI communication is disturbed.Th...

STM32G0 - IWDG

2021-02-08

STM32F4- FFT - phase shift between the two signals in degrees

2021-01-18
Bonjour / HelloA ce jour j’utilise le code ci-dessous pour calculer les FFT et les harmoniques de deux signaux sinusoïdaux.Je souhaiterais calcul le déphasage entre les deux signaux en degré.Pour cela je souhaiterai avoir les parties imaginaires des ...

RTC smooth digital calibration in STM32F4 with HSE

2020-04-14
Hello,I am taking the liberty of writing to you for information on the calibration of the RTC.At present the RTC uses the HSE clock. The HSE clock is derived from a 25MHz quartz and then divided to be at 1MHz. This quartz has a tolerance of 20ppm.The...

STM32F2xx and USB stack with Android Open Acessory (AOA)

2012-10-30
Posted on October 30, 2012 at 17:18I work on a STM32F207 with a USB stack provided by ST (V2.1). I want to use USB to exchange information with a smartphone on android. The smartphone is slave, and the microcontroller STM32F2xx on an electronic boa...
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