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.

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Forum Posts

SPWF04Sx - AT+S.FSP

Posted on December 07, 2017 at 16:02hi,stm32F401RB + en.x-cube-wifi1_firmware_v3.0.2SPFW04Sx + UART + FW1.1.0in my code i use AT+S.FSP and i want to catch the USART_Receive_AT_Resp in the buffer.My problem is that response doesn't give +WIND and i d...

Chip Antenna with S2-LP

Posted on December 06, 2017 at 17:31Hi Has anyone successfully used a chip antenna with S2-LP? Any recommendation for 868Mhz center frequency? I am looking at this chip antenna from Yageo (http://www.yageo.com/documents/recent/An_SMD_870_1204_CHE_01...

SPWF04SA SSL CONNECTION ISSUE

Posted on December 05, 2017 at 20:40Hello!Using the SPWF04SA with the new 1.1 firmware, we have one site that we can't get to work: www.ssllabs.com.While we can connect using SOCKON without issue, when we send even the most basic http request, we ge...

www.st.com

Posted on November 30, 2017 at 11:16SPWF04Sx FW1.1.0 now online! Dear community,FW1.1.0 for SPWF04Sx series of Wi-Fi modules has been released! Please update your SPWF04Sx devices, so you can have the access to new features and fix for bugs and vuln...

Resolved! SPWF04Sx - AT+S.FSL/FSP - app_fs status

Posted on December 05, 2017 at 16:49hi,in the UM2114 V2.0 for cmd AT+S.FSL and AT+SFSP there is a note:Note that Volume ID 3, Application Flash, when protected (app_fs status variable set to 2) does not show content files.I don't see this variable n...

SPWF04Sx - AT+S.FSUPDATE - e/i

Posted on December 05, 2017 at 16:58hi,(i use last firmware AT-S.Var:nv_serial=17111984)i test the AT cmd AT+S.FSUPDATE.test1 with i -> application Flash (AT+S.FSUPDATE=i,192.168.43.139,FatVolume_I.img,80,0,,AT-S.Http Server Status Code:200AT-S.Writ...

SPWF04Sx - AT+S.HTTPGET - out_filename

Posted on December 05, 2017 at 11:05hi,i try to use cmdAT+S.HTTPGET=<hostname>,[<path&queryopts]>,[<port>],[<TLS>], [<username>],[<passwd>],[<in_filename>],[<out_filename>]<cr>and i would like to specified the return data are saved in a file. But i ...

Not receiving ACK from AIS328DQ

Posted on December 05, 2017 at 13:16Hello Everybody,I am trying to interface AIS328DQ with PIC32MX using I2C. I am not receiving ACK from AIS328DQ. I have used the same i2c software for other device it works fine! I have not used any external pull-u...

Undefined response from BlueNRG

Posted on November 28, 2017 at 06:56 Hello! I have a problem with BlueNRG chip (old one, NOT BlueNRG-MS). I made a custom PCB with STM32F407VGT6 and BlueNRG on it and try to setup. In MCU test firmware there aren't any functions that used for c...