Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.
Posted on October 23, 2017 at 10:23Hello,When I receive MQTT message it looks like one extra character is added to topic:+WIND:86:MQTT Published:0:devices/MCTEMP77/commandd:0:0:0:4:4:testTopic should be:devices/MCTEMP77/commandand not:devices/MCTEMP...
Posted on October 17, 2017 at 08:28WPA2 Vulnerability Hello,Latest news about critical vulnerability in WPA2 has left our customers asking about the implementation in the SPWF01 modules.https://arstechnica.com/information-technology/2017/10/severe-f...
Posted on October 28, 2017 at 23:18anyone know the failure mode of https://www.digikey.com/product-detail/en/stmicroelectronics/ESDCAN03-2BWY/497-15846-6-ND/5305260, short or open?
Posted on December 09, 2016 at 10:23Hi Falks,i have implemented a pure python drivers (based on BlueNRG DK 2.0.2) for MicroPython.Currently i have implemented various examples:- BlueST Protocol for use 'ST BlueMS' app- SensorDemo for use 'BlueNRG' a...
Posted on October 27, 2017 at 16:18Hello!I try to accomplish connecting and using the connection for AWS or AZURE service, but now unsuccessful. Sent: AT+S.TLSCERT2=clean,allSent: AT+S.SETTIME=1509036785OKOKSent: AT+S.SETTIMEOK# Date and GMT Time:# ...
Posted on October 10, 2017 at 15:58Hello all,I would like to udpate the firmware on the BLE, I am using an external processor and BLUENRG-1, both of them are connected by SPI and UART but I will be using SPI. I would like to update the firmware, I h...
Posted on October 19, 2017 at 20:58Hello,I am working on a smart meter project and looking for RF transceiver IC for Sub-1GHz bands for Wireless m-bus. I found the S2-LP (http://www.st.com/content/ccc/resource/technical/document/datasheet/group3/bd/...
Posted on August 16, 2017 at 16:58Hello everyone,I have the BLUENRG-1 running and working ( advertising, creating connections, sleeping ).Now I would like to write a unique ID in each bluenrg-1 and then read it when the application starts up but not...
Posted on October 25, 2017 at 03:34I'm working on a product where the BlueNRG RF during transmit is affecting our measurements. I was wondering if the TEST8 or TEST9 pins would be useful in avoiding the periods when BlueNRG is transmitting? I noti...
Posted on October 24, 2017 at 13:06SPWF04 SPI SOCKET SERVERI have the SPWF04SA configured as an STA and connected to a Wifi AT.I have an udp socket server opened in the SPWF04, for that I have used the following sentence: AT+S.SOCKDO...