ST25 NFC/RFID tags and readers

Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! I2C errors with two slave devices

Hi,I have ST25DV64KC and another ADC chip connected to STM32L071RZT6 on I2C1. I noticed that reading GPO1 or other registers or MB by HAL_I2C_Mem_Read_IT() fails from time to time. Completions of operations are often timeout (somehow read timeouts mo...

Lex by Associate III
  • 2 replies
  • 0 kudos

Resolved! How to minimize flash usage

Hello all, my company has decided to use the STM32L03 series for a simple ISO ​14443-3 tag reader, and we underestimated how much memory the full rfal takes up. Can anyone help me find an easier way to cut down the provided polling demo into 16k fla...

LHabe.1 by Associate II
  • 8 replies
  • 0 kudos

Resolved! X-NUCLEO-NFC01A1 I2C Timeout problem

Hello, i have a strange problem with x-nucelo-nfc01a1 shield.I get an i2c timeout but under different conditions it occurs in different places in code.My setup is nucelo board with stm32L073RZ and X-NUCLEO-NFC01A1 shield, and to communicate with M24S...

MFo.1 by Associate II
  • 3 replies
  • 0 kudos

Resolved! Which programmer do I use?

I have a STEVAL-SMARTAG1 eval board. The documents say to use an ST-Link/V2, but the ST-Link/V3 product page says that it's now the only supported programmer. So...which one should I get?!

CTayl.2 by Associate
  • 3 replies
  • 0 kudos