Interface and connectivity ICs

I have STM32F401 and BLE spbtle-1s connected via the cable. After I removed the jumpers and burned the .hex file according to your manual, I can't use the BlueNRG GUI v3.1.0. I got a message: "No device detected!". Any help?

NUCLEO-L476RG with I-NUCLEO-LRWAN1 time out

Dear all,I have 2 NUCLEO-L476RG with 2 I-NUCLEO-LRWAN1 lora shield.I plug the shield on the nucleo, connect the antenna, connect the nucleo on my computer, and I compile and load the ping_pong demo program sx1272mb2das from "en.i-cube_lrwan" into eac...

SPBTLE-RF0 Bluenrg-ms Max_Attribute_Records

Hello,I want to know about how to calculate max attribute records when I want to add server ? Is there a limitation of number of servers or characteristics ? If there is a limitation about characteristics or servers number, how many byte or number?Th...

SPIRAW Function of S2LP-SFX-DK

Please let me know the SpiRaw function data format in S2LP-SFX-DK. in_buffer [0] - 0x00 is SPI Write, 0x01 is SPI READ, 0x80 is Command in_buffer[1] - SPI Reigster Address or Command in_buffer[2]~ - Write Data

I have a X-Nucleo-PLM01A1 expansion board, I wanted to use it with a microcontroller from a different manufacturer. Is it possible to do this?

How to make s2lp go to TX MODE

HiI tried to develop my own code for s2lp on NUCLEO-L476RG my setup include:NUCLEO-L476RG+s2lp FKI433v2 on top(RX working fine)NUCLEO-L476RG+s2lp FKI433v2 on top(TX cant go to TX mode)NUCLEO-L053R8+s2lp FKI433v2 on top(as a test for both RX and TX)I...

how to get the MCU version number ? MCU_API_get_version seems to give me different result

sfx_u8* version_m; sfx_u8 size_m; retr_err = MCU_API_get_version(&version_m,&size_m); This works for retr_err = ADDON_SIGFOX_VERIFIED_API_get_version(&version_a,&size_a);   retr_err = RF_API_get_version(&version_r,&size_r);but not for MCU_API_get_ve...

STUSB4500 datasheet VCONN pin confusion

I am designing a device using the STUSB4500 in QFN-24 package. In the datasheet, pin 3 is both specified as NC and VCONN.The pinout says it is NC, but in any example schematics, this pin is shown as VCONN.In different resources, this pin is either be...

S2lP error code "LOW BATTERY Indicator"

I have reference H/W design by X-NUCLEO-S2915A1.It has still have "IRQ_LOW_BATT_LVL" and not send TX data.-Pin1, Pin7, Pin10, Pin15 is 3.3V Level.Could please let ms know if you have any recommend my check point...

How to handle ES_WIFI_STATUS_UNEXPECTED_CLOSED_SOCKET error?

I am using the STM32 Iot Node discovery kit, and I frequently get ES_WIFI_STATUS_UNEXPECTED_CLOSED_SOCKET errors. The wifi reports it is still connected, but obviously there is an issue..How do I properly handle this error and establish a good connec...