Ask questions and find answers on ST25 NFC/RFID tags and readers, including connectivity implementations and antenna design.
Posted on June 06, 2014 at 05:47Hi all,I am using a ST NFC chip : M24LR16E in my products and I noticed some incompatibility with Smartphones of the market (Samsung S4, S5, Nexus 4)I have made some research and I found that these phones were using a...
Posted on March 24, 2016 at 08:46In AN3985 application note , it mentions that using CR95HF with STM8L-Discovery board. May I know where to download this firmware ? which show STM8L mcu work with CR95HF read/write tag. Thx #cr95hf
Posted on March 02, 2016 at 08:36Is there any sample Apps read /write memory beyond NDEF file? I want to lock the NDEF file and then use memory beyond for proprietary usage. Thanks for kindly help. #m24sr
Posted on March 03, 2016 at 03:33Hi, I want to use the ExtendedReadBinary command, but go through all demo App and can't find it . Can you advise it belong to which class in the M24SR demo App ?Thanks #m24sr-issue
Posted on February 27, 2016 at 02:42 Hi, I have downloaded the source code for the ST25 demo Android app (1.0.2), and have found a bug with the SendInterrupt command inType4Tagm24sr7816STCommands.java: // SendInterrupt command ...
Posted on February 24, 2016 at 08:57Hi all, I'm using a M24SR memory connected by I2C bus to a Freescale M0 microcontroller. Given that the free space for the firmware is very little, I have problems integrating the ST library for reading and writin...
Posted on December 08, 2015 at 01:22The default configuration has 1 NDEF file that occupies the entire memory. Is it possible to slice up the memory between 2 or more NDEF files? If more than one file can be created, what is the maximum number of f...
Posted on February 02, 2016 at 13:48Hello.How do I know that my design is good enough for all kinds of phones? We have the PCB inside a cabinet, where the phones can max be as close as 3-4cm to the antenna, (a PCB-antenna and a M24LR). How do we ver...
Posted on January 22, 2016 at 10:18Hi everyone, i try to connect M24SR chip with my MarS Board i.MX6 I didn't try to configure my inputs and outputs, just try to use it with command, that already exists in Linux. For example with ''write()'' and ''...
Posted on January 26, 2016 at 17:17Hello, I'm interested in the ''I2C Watchdog'' setting in the M24SR System file. There doesn't seem to be any information in the datasheet about it, and I couldn't find anything using google either. Anyone know if a...