Posted on February 28, 2018 at 22:28I would like to measure the current consumption during the 'Wake-up' mode with capacitive or inductive sense, and also during the active rf-reads. Currently, the chip is powered by 5V and 3.3V. I am thinking to r...
Posted on March 02, 2018 at 14:25Hi Folks,I´ve got a task for which i have to implement a NFC Reader(CR95HF) into a casing, so I decided to order the above mentioned board to help me get into it.Now I´m searching for a suitable tag and antenna and...
Posted on February 24, 2018 at 20:30Hello,I've been working with the ST25RU3993 on a user board design and have not yet been successful in getting the PLL to lock. I've tried to set the VCO range both manually and with the auto command. I've trie...
Posted on February 17, 2018 at 01:32 In addition to detecting the credit card size tag, can it detect smaller tag such as the one like the size of a quarter reliably?Does it have false wake-up issue such as unexpected metal plate nearby or external...
Posted on March 01, 2018 at 10:50Regarding the reader HF ST25R3911B nucleo board X-NUCLEO-NFC05A1: is possible to have also the stack-up and the infos on built materials in order to have the right impedances ?Thanks a lot
Posted on February 19, 2018 at 18:29Hello Everyone, I've got some strange behavior on the M24SR tag that I'm using. The last byte of an I2C data transfer either to or from the chip is being NAK'ed and looks to be throwing off the HAL driv...
Posted on February 18, 2018 at 05:29Our D600 is a Mobile HF (13.56 MHz) Reader that is Bluetooth connected to an iOS, Android, or Windows device. https://www.socketmobile.com/products/durascan/600-series/d600We are adding NFC Forum Type 5 support to...
Posted on February 08, 2018 at 14:54Hi .. I am currently sending an APDU Command to a card with the ST25R3911 and get a valid response.I use the HAL drivers and middleware from ST-CubeMX ( CPU = STM32F401RE)As soon as I try to send another APDU comm...
Posted on February 09, 2018 at 02:03 Hi!I working with ST25R3911DiscoComm.dll and writing in C/C++.1. I sending 9370 and 9570 same as in your iso14443a_select_by_uid.py.All is OK with them, both returns 0.2. Next RATS: char *rxRats = new char[10...
Posted on January 30, 2018 at 08:08Hi,I'd like to find out more about the FCC certification requirements around integrating an M24SRXX into a product.Our testing partner seems to think that we need to go through FCC part 15.225 because the tag is ba...