PN532 and Java card I have designed PN532 module with antenna(attached) 30mmX22mm to work with java cards. I wanted increase its range. is it possible to do by modifying registers or on software part. i am using adafruit library.... 
nhs3152 adc problem dear sir i encounter a question about test the battery voltage with the ADC function . my schematic diagram is below 2 my source about test the vcc voltage code is below&... 
How can we read connection ID of external NFC euipment by PN7150 ? We're using MCU + PN7150 (conncted via I2C) to communicate with external NFC equioment. We used data packet to send specific command to the NFC equipment, but we failed. 1) We succeeded to recognize the NFC euipment ... 
Lost Page Write on Ultralight EV1 even after read verify Is there any chance that an Ultralight EV1 chip could lose a write? Is Read after write from Flash or RAM? (Ultralight EV1) I have a situation where I use a CLRC663 with the C NFC Reader Library whe... 
Using 125khx Prox with CLRC663 We have a product which uses the CLRC663 and have a requirement to work with 125khz prox I have found the PRH601 which is multi frequency On the datasheet it mentions the CLRC663 - but i don't understand ... 
Android NFC service startup time We are using a PN553 NFC reader on our hardware running android pie. The PN553 communicates with the controller over i2c in fast mode. The NFC service comes up and we are able to scan NFC tags but the issue is the NFC... 
NFC not enabling in Android Pie i am using the PN7150 in Android 9 on an i.mx8m Mini. When im trying to enable NFC in settings it turns itsself off immediately. I have been reading Application Note AN11690 but cant figure out whats wrong. Thanks in ... 
Decryption of SDMENCFileData is incorrect about NTAG424DNA Hi， I have a trouble in decryption of SDMENCFileData, I could get the same data with the Table 4 of 4.4.3.2 Decryption of SDMENCFileData of AN12196, while when I write the demo url = https://my424dna.com... 
3100RTC not accurate dear sir i test 3100 rtc function with SDK release_mra2_10_1_nhs3100,i use the app_demo_dp_tlogger project with the APP NHS3100 temperature logger. i know the procedure when use the 3100 about... NHS3100UCODEDB schematic chart Please let me know where I could find the schematic chart of NHS3100UCODEDB. This information seems to be missing on the link (https://www.nxp.com/pages/nhs3100-ucode-ic:NHS3100UCODEADK?&tab=In-Depth_Tab) dir... 
Page Write Saved even after failure code When using a CLRC663 to write to an Ultralight EV1 Chip, on occasion I get back error code 0x0201 status = phalMful_Write( pDataParams, Address, Data); In these cases, I assu... PN548 + Android I am a consumer -- I do not have an NXP contact, distributor, or anything else like that. I own a device with the NXP 54802 NFC chip inside it. (Seen on page 13: https://fccid.io/HFS-M99/Internal-Photos/T... 
TECHNICAL DOC DESFIRE EV1 Hi, Where can i find technical documentation for DESFIRE EV1 ? Regards, 
ted kit 2 has the ability to read and write eeprom out of pcf7937e? im new here and wondering if this device can read and write eeprom out of pcf 7937e and in general hitag transponders if yes how can read them need to disolder pcf out of circuit and put it on adapter&#... 
PCF7937E READ EEPROM Can any one lead me or want to accomplish a project to read and renew pcf7937e trasponder chip of a smart key I need to find a way to renew that chip to unlock other keys to be able to reuse . please email me keytec... 
Can't remove NTAG213 protection Hi, I'm using NFC tags based on NXP NTAG213. Using NXP TAGWRITER I set a new password and than I try to remove protection, but the error "TAG can't be unprotected" occures As I try to remove just the password, the AU... 
PN7150 frontend not working Hi Expert, We use K64F + OM5578/PN7150AR eval board for functional check. After this, we start to use KL17 integrating with PN7150. It seems KL17 can communicate with PN7150 thru NCI command thru I2C interface. But n... 
Does Ucode8 support self-serialization? Hello - We have a customer which has been using Ucode7 RFID tags for some time in a self-serialization workflow. However, when they tried to use Ucode8 tags in the same capacity, the EPCs always seems to encode as a "... 
mrfc630 lpcd wakeup (mifare card) i developing using mfrc630 chip and reading coin mifare card. hardware board is complete. but lpcd value is not constant. exmple All 10 Samples are different lpcd value. i used nxp develop board (CLEV6630... 
About LPCD function of MFRC6303 I have doubt when use the function of RC6303 LPCD mode.As shown below,can you help me translate these few lines of assembly code into C language, I can't understand the assembly.Thanks! 
