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Dan S_2
Associate II
since ‎2018-07-20
‎2024-04-09

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  • 4 Posts
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User Activity

ST25DV04KC fails EN300330 due to 2nd harmonic level exceeded limit

2024-04-03
Hi I am using ST25DV04KC tag in my product. During EN300330 test, there is a very high 2nd harmonic component radiated and exceeds the limit when the NFC reader is placed beside the tag. Anyone encounter this issue before?For Type-5 tag, is it normal...

Frequency spectrum of a Type-v signal at 26kbps and 53kbps data rate

2023-10-02
Hi When transferring a Type-v signal at 26kbps and at 53kbps, what is the frequency bandwidth/spectrum of these 2 signals? This helps me to set the bandwidth of the baseband amplifier in the reader correctly. Thank you.  

STM32F411 re-enter into bootloader mode

2017-04-27
Posted on April 27, 2017 at 09:58Hi,I am doing a firmware upgrade to a STM32F411RE using DfuSe application tool. But after I click ' Leave DFU mode', the MCU re-enters into the bootloader mode. I do not see this problem when I perform the same firmw...
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