ST25 NFC/RFID tags and readers

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ST25R95 Reading Tags

I am building on my Arduino based code for using the ST25R95.I have successfully received data from an ISO15693 tag but I don't understand what it is reporting or what the data means that I sent with the SendRecv command to read from the tag.  If it ...

PDIhawk by Associate III
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  • 9 replies
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Resolved! ST25R95 Reboot Loop on Reading Tag

I have been working on getting my Arduino based code running using an Arduino UNO SMD and the X-NUCLEO-NFC03A1 with the ST25R95.I have good communication and can enable the ISO15693 protocol.My next step is to read a tag and have implemented a SendRe...

PDIhawk by Associate III
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  • 4 replies
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Resolved! ST25R95 Tag Read UID sequence

I am developing a device that uses the ST25R95.  The end processor will be an ATTINY88 but for development purposes I am using an Arduino UNO and the X-NUCLEO development board.  I am developing the code in Arduino.  The main goal is to use the devic...

PDIhawk by Associate III
  • 531 Views
  • 8 replies
  • 3 kudos

Resolved! Multiplexing NFC antenna on CR95HF

Hello,I am using a CR95HF NFC transceiver and want to have the option to select one of two antennas in my design.I had protoyped this idea with some Skyworks RF mulitplexers and a CR95HF development kit, essentially tapping into where the antenna joi...

craig_orv_0-1706016737365.png craig_orv_0-1706089797928.png

Resolved! How do I get the register map of ST25R95 ?

I'm tring to detect tag infomation by ST25R95.Main board is STM32L476RG.I got the sample code from https://www.st.com/en/embedded-software/x-cube-nfc3.html.Example commands are descripted in the datasheet https://www.st.com/resource/en/datasheet/st25...

Nkama by Associate II
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  • 8 replies
  • 2 kudos

Resolved! ST25R95/CR95HF wake up from tag detector without tags

Hi,I'm using an X-NUCLEO-NFC03A1 board with an nRF52840DK. I'm running my own driver on Zephyr and I'm able to read tags by polling. I plan to set the chip in the tag detector WFE so that once a tag is detected, it can wake up the host to handle the ...

Stellar by Associate II
  • 782 Views
  • 17 replies
  • 1 kudos

Resolved! BLE-OOB pairing on iOS using the ST25DV64KC-DISCO

I have already purchased the ST25DV64KC-DISCO board.I want to perform Bluetooth® Low Energy OOB validation.The user manual (UM2949) states that "ST BlueNRG module" is required.Specifically, which product should I purchase and connect?Please let me kn...

tm7177 by Associate
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  • 3 replies
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Resolved! Problem with ST25R95 and ISO15693

Hello, I have a similar problem as it was asked herehttps://community.st.com/t5/st25-nfc-rfid-tags-and-readers/rfal-demo-question/m-p/157070#M2943 I am trying to read 15693 tags with a board I designed myself.I adjusted the RFAL library to use my own...

Resolved! CR95HF / ISO15693 / Hibernate mode

Hi,I'm using a CR95HF NFC reader using the SPI. I have Hibernate mode problemI'm sending a command :CR95HF_Send(0x07, 14, 0x08, 0x04, 0x00 , 0x04 , 0x00, 0x18 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00 , 0x00);If the tag is in the field then I ...

AVRLibre by Associate II
  • 311 Views
  • 4 replies
  • 2 kudos