Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.
Posted on April 12, 2017 at 20:48Hi,I have noticed that it is not possible to have multiple ACI_GATT_WRITE_CHAR_VALUE per connection event.I have set up the following connection: connection interval of 40ms and connection event length of 21.875ms (t...
Posted on April 26, 2017 at 19:45Hi.....i have worked with 'Getting started with the Contiki OS/6LoWPAN on STM32 Nucleo with SPIRIT1 and sensors expansion boards' and have been successful in creating a 6lowpan network and getting access of the sens...
Posted on April 11, 2017 at 11:42Hi There , We are currently working on a project using an EEPROM to store sporadic data. The eeprom is a 24AA512 with 512kbits memory, from Microchip.We use it to store datalogging data from our application. The prob...
Posted on April 25, 2017 at 16:22Hi All,I am running BLE peripheral profile application on Mentor Graphics' Nucleus RTOS using STM32 MCU interfaced with BlueNRG-MS module. The application runs successfully and I can connect to the heart rate monitor...
Posted on April 25, 2017 at 05:47I am trying to get MAC layer timestamps to synchronize two Spirit1 radios. Even with using interrupts for timestamping at the transmitter and the receiver, the receiver timestamps show a high variance of about 2 ms. ...
Posted on April 22, 2017 at 18:29Hi,I'm working with the module SPBT2632C2A.AT2 and I have changed the default boud rate of the UART inteface at 921600bps. But now I can't comunicate with it. How I can restore now the default 115200 boudrate?#spbt26...
Posted on April 19, 2017 at 21:41I have a SPWF01 with last firmware 3.5 (160129). But i am facing a problem with setup of the time (AT+S.SETTIME).Each time i send the command the module does not answer and make reset after 20 seconds, i send the co...
Posted on April 20, 2017 at 20:16Hello, I have a Nucleo64-F401RE board paired with a IDB05A1 board, where I am communicating between them using SPI. Writing to the BlueNRG works as desired, I get the expected results, however, after reading from it ...
Posted on February 09, 2017 at 10:32Hello,we are making MQTT client application that should connect to Amazon AWS server. But after my application sends:AT+S.SOCKON=XXXXXXXXXXXXXX.iot.eu-west-1.amazonaws.com,8883,s,ind<CR>I got an error:ERROR: Faile...
Posted on May 02, 2016 at 19:56With a SPW01SA I'm able to connect to a server using anonymous negotiation, but I often get the following error trying to open a socket before it opens successfully:ERROR: SSL/TLS Error: Unable to connect (-330)Questio...