Forum Posts
Resolved! ST25DV and energy harvesting
Hi to all.I should make an application with NFC where the entire circuit is powered by energy harvesting.For this reason I thought of using the ST25DV and I have already purchased the ST25DV_Discovery_C1 and ST25DV_Discovery_C6On these discovery I cl...
Resolved! read ndef message with ST25R3911B-DISCO
Posted on October 27, 2017 at 15:58hello i have download the library for NFC 'en.x-cube-nfc5' and i running the demo example. i can read read the unique id from nfc card, but i cannot find a way to read ndef message. how can i do it?thanks #st25r...
Resolved! ST25DV64K NDEF Message
Hello,I made my own board with a ST25DV64K and a microcontroleur STM32L031K6. I would like to put in the NFC tag a NDEF message (URL/text...). For the moment, I don't use the microcontroleur. I use the Android App ST25, built by ST, to put the NDEF m...
Resolved! Succesfull SendReceive write command to Mifare Ultralight EV1 sometimes responds with succes code, sometimes with error code
Error - 8700 : Frame wait time out OR no tagEven though a writeis succesfull, I will at one time get this error code back (this is the answer of the SendReceive, the result of SendReceive itself is errorcode '4 ' which stands for Communication Error)...
Resolved! M24LR64E NACK on I2C write in a noise enviroment
Hi!I use M24LR64E supplied with 3V3 and communicating with PIC microcontroller.I am facing a big and urgent problem: I2C writes are working really fine according to manual specification until the memory is subjected to EMI. After that, any I2C write ...
Resolved! F401RE + NFC05A1 . Error ram overflowed. Any way to make more space ?
Error message is c:/eclipse/plugins/fr.ac6.mcu.externaltools.arm-none.win32_1.17.0.201812190825/tools/compiler/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/bin/ld.exe: region `RAM' overflowed by 957840 bytes.Output.map tells_estack = ...
Resolved! ST25RU3993 antenna
Hello community, am writing here because I need support in designing an RFID-based system.At current stage I have settled on the ST25RU3993 IC as an RFID reader. However, I can't understand if and how an antenna should be connected to the IC.Can anyb...
Resolved! STM32CubeExpansion_NFC5 Software migration problem
After migrating to Nordic-nrf52832 platform with STM32CubeExpansion_NFC5_V2.0.0, I can initialize successfully (all initialization processes can succeed), and fail to Polling Tag Detect.Refer to the example completely for program running processint m...
