FAQs
Christian Zingl
Associate II
since ‎2021-07-08
‎2023-06-14

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ST25D LPD pin current

2021-09-01
The datasheet (https://www.st.com/resource/en/datasheet/st25dv16k.pdf) states that "The impedance on LDP pin when set high doesn't exceed 5kΩ.", which means that a lot of power is wasted just signalling the IC to power down. Am I interpreting this wr...

Long DMA transfer with strict timing requirement

2021-07-08
Dear ST community,on a STM32H7A3ZIT6 MCU running at 280 MHz, I need to transfer blocks consisting of up to 2^19 (524288) half-words (16 bits) to a 16 bit parallel interface DAC connected via Port F and the DAC clock connected to PE9. Sample rate shou...

STM32CubeMX configures MCU to use SMPS instead of LDO

2021-07-08
Dear ST community,there seems to be a bug in the latest version of the initialization code creator. I'm using STM32Cube IDE Version: 1.6.1 Build: 9958_20210326_1446 (UTC) with the included STM32CubeMX 6.2.1.20210324. The firmware package is STM32Cube...
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