IBIS model ST25R200
Hi, I'm performing for a customer a signal integrity simulation involving ST25R200 (SPI interface). Is there any IBIS model available for this component (or ST25R100)? Thanks, RegardsRoberto
ST25 NFC/RFID tags and readers
Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.
Forum Posts
Resolved! Optimizing ST25DV Energy Harvesting voltage using ST25R300 and RFAL
Hello, everyone!My project consists of creating a sensor system that works with NFC. It will be a TAG with the st25dv04k chip, which will power a set of chips through Energy Harvesting. The reader system consists of the ST25R300, chosen for its trans...
Resolved! M24LR16E-R ST25SDK iOS (Swift): "BAD_PARAMETER" on readBytes due to 0 Memory Size
Hello everyone,I am developing an iOS application using the ST25SDK (converted/wrapped for Swift) to interface with the M24LR16E-R Dynamic NFC Tag.I am facing a blocking issue where any attempt to call readBytes() (which is used in TagReadMemoryGenVi...
ST25R95: can VPS_TX & VPS be different; eg, VPS_TX = 5 V, VPS = 3.3 V ?
Hi,Can the VPS_TX pin be powered with a voltage different from VPS? Specifically, can you connect VPS_TX to 5 V while VPS is at 3.3 V?I think it should work, but I would like your confirmation as I couldn't find this information in the datasheet.Than...
ST25DV02K-W1: Write Single Block (PWM config) success on iOS but value not updating
Hello ST Community,We are developing an iOS application using the ST25SDK (Swift) to interact with a device equipped with the ST25DV02K-W1 (Dual Interface EEPROM).Our Goal: We need to configure the PWM parameters to control an Adjustable Output Curre...
Resolved! X-NUCLEO-NFC09A1 using library demo app
It is getting hang at this point, going to infinite loop MCU: STM32F407SPI1 InterfaceTried ST25R_SELFTEST as well same problem
ST25R3911B does not work with ST25DV16KC
Hi, we use the ST25DV16KC and for development i use the ST25R3911B. Problem is: ST25R3911B connected via micro usb to the pc. so far looks good Pressing the TAG Editor Button I just want to read the config: Pressing Button Read Configuratio...
Resolved! ST25R3916B abnormal power consumption in the wakeup mode
I am testing power consumption. The hardware is using nucleo-L476 and X-NUCLEO-NFC08A1, and the software is using the NFC06A1_PollingTagDetect routine from X-CUBE-NFC6. The test revealed that the average power consumption was 180 uA when entering the...
Resolved! ST25R3916B in tag mode - how to increase sensitivity?
I am using ST25R3916B with differential antenna without varicaps.The antenna is configured to receive maximum signal from the smartphone on the RFI1.There is a TFT display between the antenna and the smartphone. The smartphone reads the tag with gre...
Resolved! Problems with ST25R300, Mismatched voltages, and RSSI 0
I am entering the world of NFC with a somewhat complex project, but I took the initiative to start it. The goal was to create a sensor that would work only with Energy Harvesting from the reader.For this, I chose the ST25R300 chip to be the chip for ...
