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STM32F103 USB configuration problem

Posted on September 26, 2014 at 11:18 Hi Guys, Im currently try to implement a USB. The programm is derived from the CDC example. It is already working with 3 enpoint like in the CDC example. But I want only to work with 2 endpoint bu...

Save user data in Backup domain

Posted on September 30, 2014 at 06:34Hello Pro, I want to save my data in to backup domain to backup data when reset happen ( watch dog timer reset). This is my code : uint16_t domua;// I wan to save this data. /* Configure the PVD Level to 2.9V */...

DAC / ADC output voltage function of STM32F303

Posted on May 10, 2013 at 14:35Hi, There is a STM32F303 pin for VREF+ of DAC and ADC (in common). I would have suspected that this reference voltage input does adjust the conversion function in such a way that Vout max of DAC (i. e. digital FFFhex) ...

v_ by • Associate II
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STM32F103 + SDIO + FatFS

Posted on May 19, 2014 at 15:36Hi all,I've a problem with my STM32F103. I need to use fat filesystem on SD card to read/write/create files.I've connected the SD card to the SDIO interface and 4 wires mode with 47Kohm pull-up on cmd and data pins.I t...

daniele2 by • Associate II
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overlap time generation

Posted on October 01, 2014 at 09:51How can I generate two signals with a specific overlap  time between them?I mean first signal to be square wave 50% duty cycle and the second one square wave inverse of the first one but with overlap time, that is ...

ionutF by • Associate III
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STM42F407VG/MB997C I2S3 output silent

Posted on September 30, 2014 at 15:27 Hello, I've been trying to get any life out of the I2S3 output from my STM32 Discovery board, but for some reason I cannot even get a clock signal (CK), as seen with oscilloscope. It also never seems...

flux-ti by • Associate II
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