Spirit1 chip antenna part numbers
I would like to know what chip antennas are recommened to use with Spirit1 chip. Also schematics to see how matching is done and PCB layout would be of great help. Thanks
Interface and connectivity ICs
Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.
Forum Posts
X-NUCLEO-BNRG2A1 stuck on reset using X-CUBE-BLE2
Hi, recently I got a X-NUCLEO-BNRG2A1 and I am trying to use it with NUCLEO-G070RB without success. I have created a project with STM32CubeMx assistance using SampleApp of X-CUBE-BLE2, mapping the pins of the expansion board to my nucleo board as fol...
Resolved! BlueNRG-LP certification BQB
Hello,I hope you are well.I have a question about the certification of the “Programmable Bluetooth® Low Energy wireless SoC” from the “BlueNRG-LP” family: are they BQB certified?Thanks in advance
S2LP very low RX sensitivity
I've bought a S2LP dev board STEVAL-FKI433V2 as I'm evaluating the S2LP for a product revamp.Because it will be used with a legacy system I want the receive side to completely bypass the packet decoding and output to GPIO - which seems to work to a p...
Resolved! Does RFID Transponder M24LR04E-RMN6T/2 work with Mifare Desfire
Hi.Please can someone tell me whether Part No: M24LR04E-RMN6T/2 (RFID Transponder) is able to communicate with MiFare Desfire ?Application will be a custom designed PCB to be used as part of Prepaid payment system Thanks
Manual or tutorial for ST Customized Protocol in AN5041?
In AN5041 Rev 5, pages 26-28, there is an example programming sequence for the STEVAL-IDP004V2 master and a device on a STEVAL-IDP003V1 using ST's customized protocol (a substitute for IO-LINK).Is there a manual or tutorial or resource page that goe...
Is it possible to extract phase from "direction finding"?
Hi all,As IQ samples are used in the direction-finding feature, I am wondering how I can extract the phase information from the sampled IQ data. I tried to extract the phase by arctan(Q/I), but it changed very quickly. Is this because of the low IF a...
Power Line Communication
Has anyone in the community used the ST7540 PLM in an airport environment ? I am working on a FAA contract that requires PLC control of multiple lighting cabinets over a distance of 1 kilometer. Any feedback would be greatly appreciated !
Signaling Line Circuit
Hi, The current design requirements for a Fire Panel system, demand power line communication over a distance of more than 1.2 km. More than 254 devices (detectors) would be interfaced to the main control panel. Suggest possible feasible solution for ...
Regarding the configuration and register issues of the L6364.
Hi, I'm currently learning how to create an IO-LINK device using the NUCLEO-G071RB and X-NUCLEO-IOD02A1 and configure it to operate in Transparent mode. I have already used simple SPI communication to adjust the register parameters within the L6364 t...