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Resolved! STM32L432KC GPIOs controlled by the RTC

Helo.I have a Nucleo-32 development board with STM32L432KC MCU. In RM0394 , chapter "Real-time clock (RTC) applied to STM32L43x/44x/45x/46x devices only" I found this: "Output functions: RTC_OUT which selects one of the following two outputs:– RTC_C...

VV.2 by Associate
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i2c dma master transmit

hi, i use stm32f031 to writing epprom at24c02,try to transmit data by DMA .but the flag DMA1_FLAG_TC2 make no effect. the datasheet tips the slave address cant not transmit by DMA. but the data can't be transmited success. waiting for your reply...

Jseyn.1 by Associate III
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Resolved! How to learn fft?

Can you help me with fft? I don't know exactly how to use it. my goal is to separate the different frequencies.can you share sample code.

ÖDemi.1 by Associate II
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Resolved! Hi Everyone, For the past 9 months approximately, we have been working on migrating our custom mcu (stm32L496vg) from a PIC mcu. Currently, we have 2 of our custom boards connected via SPI with one as the master and the other being the slave.

The connections are quite simple Master-CLK , Master->MOSI to Slave->MISO and we only have one Slave so, we aren't using CS. We're only trying to receive simple data but, we're only getting various trash. We have experienced crashing and the clock si...