Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.
Posted on July 05, 2017 at 12:10I'm using quad comparator LM2901.When i wanted to invert output i've just swaped places of + and - inputs.It worked on emulator but did not work on real circuit.What am i doing wrong?Maybe there is a better way to do ...
Posted on July 04, 2017 at 15:30Hello!For a project at work we're using SP1ML-915 modules. For testing I have one dongle made by ST and one PCB made in house with SP1ML module mounted and connected to USB.After sending random strings between the two...
Posted on July 03, 2017 at 17:35I'm using the X-NUCLEO-IDW04A1. After a restart, the module no longer communicates via serial port (UART).LED3 (Red - GPIO14) is On.The 'MicroPython_mode' (pull_up GPIO8) at reboot work fine.How can I restore the modu...
Posted on June 28, 2017 at 17:12Hi, I have a problem with SPWF04S.When send command 'AT+S.PYTHON' the answer is 'AT-S.ERROR:16:Cannot switch to Python shell'I tried to look something in datasheet, but nothing. I dont know how go over. Any idea?#pyth...
Posted on June 30, 2017 at 17:23hi,in the package en.x-cube-wifi1_firmware_v3.0.2 with SPWF04sx + STM32F401, there is an error in the file wifi_module.c in line 858 and 862 = bas syntax with mdk_arm V5.&sharpif defined (USE_STM32L0XX_NUCLEO) || (USE...
Posted on July 02, 2016 at 18:18Hello,Kindly I'm asking about a replacement for BALF-NRG-01D3,I need a larger balun package/footprint to can assemble it manually to a PCB.Thanks in advance. #balf-nrg-01d3-bluenrg
Posted on June 26, 2017 at 14:41 hi I am using afor SPWF04Sx Wi-Fi module - and am trying to run the example python code provided in the user guide. I have the SPWF04Sx configured as console 2 (UART and python) I have created a file called wi...
Posted on June 30, 2017 at 07:37Hi All,I've been working on a project which involves programming a BlueNRG-1 microcontroller over SWD. As recommended far and wide, I have ensured that DIO7 is pulled high and have followed reasonable design practices...
Posted on June 28, 2017 at 17:20Hello,We're trying to migrate a board from the SPWF01SC to the SPWF04SC. Two of the additions to the SPWF04 are the LSE and HSE external clock pins. They're not displayed on the block diagram for the SPWF04 in its dat...
Posted on March 14, 2017 at 14:21Hello,I'm a newbie to the RF world. I'm trying to connect an SPIRIT1 to an Arduino. So far, i was able to communicate with the spirit1 through the SPI interface. However when i send a LOCK or RX/TX command to the spi...