About YLin.2

YLin.2 · 2021-06-03

HiI have been playing with ST25DV04k SOT8 for a while. My team is trying to use the FTM to transfer sensor data from MCU to android phones. The protocol can be summarized as phone initiates a data transfer session by writing to the mailboxMCU get the...

YLin.2 · 2021-03-19

Hi I met a problem with reading/writing an NDEF message to ST25DV04k tag with iPhoneXR.I will first introduce some background of the problem.I use NFC Tools and NFC tap(ST) appsWhen the tag is new, I used NFC Tools to write and read NDEF messages suc...

YLin.2 · 2021-03-17

HiI met a problem with generating a single interrupt after an NDEF message is written to the tag.I have managed to change the GPO register to 0b11000000, which means the interrupt should only happen when a successful RF-write is performed.However, th...

YLin.2 · 2020-11-12

Hi,I can't find any document that defines the Filter and Mask for FlexCAN, so I post a question about it. I think the filter only passes frames that contain exact ID as the ID in ID mask field. Am I right?Best regards Yuechuan Lin

YLin.2 · 2021-04-20

Thank you.I revived my st25dv using your method.And I have also discovered earlier that I need to write TLV after the CC.The ios app is very helpful comparing with android version.But, I have to complaint about the FTM functionality in the app. The b...

YLin.2 · 2021-03-23

hiHere is the memory dump of a recognizable tagAnd after I change block 1 to 0x12345678, the tag is no longer recognized as a NDEF tag. To be specific, the app was searching for the tag indefinitely like below.The CC file takes only 4byte, so it is f...

YLin.2 · 2021-03-19

HI @Rene Lenerve I found the source of the problem. It is that I need to pull-up the GPO pin since it is open-drain. Now the interrupt is generated as expected!

YLin.2 · 2021-03-18

HiThank you very much. I am very satisfied with your reply, but I still have one thing unclear in my mind. Based on my experience, when I configured the GPO register to interrupt as long as an RFwrite is completed, the interrupt was generated as long...

YLin.2 · 2020-11-13

My first best answer ^v^I haven't tried this functionality, but I guess you can put on jumpers (closed) and take off jumpers (Open) as prescribed in the thired column of table. Then you wire the JTAG of configured board to the JTAG of the board to b...

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MB_CTRL_Dyn=0x47 what is happening?

ST25DV04k NDEF message read/write error

Generate a single interrupt after an NDEF message is written to the tag

Filter and Mask configuration of FlexCAN for SPC560

Re: ST25DV04k NDEF message read/write error

Re: ST25DV04k NDEF message read/write error

Re: Generate a single interrupt after an NDEF message is written to the tag

Re: Generate a single interrupt after an NDEF message is written to the tag

Re: SPC5-UDESTK JTAG debugger