• Connecting to peripheral BLE device using BMD 350 (nrf52 based chip) as central BLE device.

    I have been able to connect and initialize two different Bluetooth OBD II Devices. I am running into issues with the third device I am trying to add as an option. I add the Primary Services in the code below. /**@brief Function for initializing the…
  • LE Audio Development Advice

    Hi All, I'm considering using the nRF5340 in an audio application. I'd probably go for a 3rd party module in order to avoid getting FCC certs on my own. Possibly the Fanstel BT40. Can anyone give me some advice on the best dev hardware and tools to…
  • Experimental ModelID and Anti-Spoof key, are they valid?

    Hello nordic community, I would like to ask you the following - based on the search result found here I would like to ask if somebody had experience with these credentials? As I am trying to develop a Fast Pair protocol and at this point I was able…
  • Custom UART Bootloader for nRF52805

    I am using s112_nrf52_7.2.0_softdevice with nRF5_ SDK_17.1.0 and Segger Embedded studio for nRF52805. My application code uses 150 kb Flash(Out 192 kb) . I want to develop a custom Bootloader for nRF52805 so that Host Microcontroller can update its…
  • Using Reserved virtual page space for storing very critical value which needs to be saved for a very long time.

    Value can only be changed on characteristics write. Every time a new value has to be written to the critical component , I first erase the page and then write on that page. /** Erase the page and then write to the reserved flash**/ ret_code_t ret =…
  • NRF9160 Can bus devicetree problems

    I need to use can bus for my application. The chip that will be used will be the MCP2515 can bus ic. For testing puposes i went and tried the CAN sample which is meant for the NRF51 if im right. Futher i looked into other people trying this but i cant…
  • Need options for external 3.6V/3.3V power supply for nRF52 development board

    I am trying to develop CAN communication using nRF52 dev kit based on nRF52832 (PCA10040) and a MIKROE CAN SPI click 3.3V board . This board has an mcp2515 stand alone CAN controller with SPI and an SN65HVD230 CAN transceiver. This board works on 3.3…
  • Random BLE Disconnects / NRF52832 stops responding to Central

    We are currently experiencing a strange BLE Disconnect issue that I haven't been manage to sort out for a long time now. We have a device that acts as a peripheral that is connected to an app over BLE. The connection will be established normally, and…
  • Suitable wireless technology for Video transfer(Video Transmitter and receiver) boot up time <3s

    Hi, We are looking for a Suitable wireless technology for Video transfer(Video Transmitter and receiver) Main Constraint: - From Power Up-->Boot-Up time of Wireless transmitter-> transfer of data in Wireless -->Conversion in Receiver module --> Display…
  • Sleep mode, 85℃ , power dissipation very high.

    In the Sleep mode and nrf52810 was Broadcasting with space 125ms once. The normal temperature was good,that only 0.08mA. but why not 85℃,The current was up to 0.21 mA ,it's no oher action. How can i solve it?This is chip P-n junction issue?
  • BLE Transceiver

    currently i am doing my master Thesis in Bluetooth low Energy. I am searching for BLE Transceiver for Evaluation Purpose. I have a development board S32 from NXP and would like to buy a BLE TRansceiver which can be connect by using SPI,UART etc with S32…
  • Control brushless motor

    hello everyone, I want to implement the FOC algorithm to control the brushless motor with the nrf52 card. is there a library or SDK that I can use. regards,
  • CHARACTERISTICS AND SOFTWARE DEVELOPMENT

    I am developing an IoT system in which I need to link multiple devices to a master, which is why my nRF52810 chip caught my attention so I am interested in knowing how many devices can be connected simultaneously to this chip, that is, for example, I…
  • Auto-connect to phone

    Hello, I want to create a device, that can auto-connect to my phone and only my. I thought to do it by filtering the MAC address. But as far as I understand iPhone and Android can change their MAC address. 1) I need that device can be connected…
  • Query regarding alternatives to Automotive Qualified BLE SoCs

    Hi, We are planning to use an Automotive Grade Bluetooth SoC in one of our new designs. Some controllers in the nRF51 family seems to be Automotive Grade, but we also see that they are not recommended for new designs. Are there any alternatives for…
  • Query regarding Automotive Qualification of nRF5340 SoC

    Hi, We are planning to use an Automotive Grade Bluetooth SoC in one of our new designs. In the Product Specification of nRF5340, we have seen that the Operating Temperature Range of the device is -40 degree C to 105 degree C, which complies with the…
  • what is the difference between the nRF M 24L01 + and nRF 0 24L01 + packages in the nRF24L01 + package?

    what is the difference between the nRF M 24L01 + and nRF 0 24L01 + packages in the nRF24L01 + package?
  • Trying to write PC(Program Counter ) & SP(Stack Pointer) using SWD

    Hi, I have developed an SWD working code which read-write the Flash Memory and RAM which is working very good. Now I have a problem in I need to write start address in PC via SWD. I need to know what is the address of Registers for Nordic…
  • Using Bluetooth developer studio with SDK 14 and 15 is broken

    I tried the tutorial given in the documentation of sdk 15 to use bds but it is broken. There is no event_dispatch function in the SDK15 using the bluetooth central - BDS Template any help is appreciated
  • Scanning Bluetooth infotainment communication

    Is it possible to use the nRF52 840 DK for scanning infotainment to mobile communication of nearby cars, even when no media is streaming at time of scan? I am only interested in (either mobile's or infotainment) MAC LSB. Is it possible to measure the…
  • Thingy 52 IFTTT cloud connection

    According to the Cloud Guide in the Thingy 52 Android app, Step 3/6, one is supposed to search for the Maker Webhooks service. However, no such service seems to be currenctly available on IFTTT. How do I proceed? Thank you.
  • Current Time Service

    Hello I am using ble_app_ats_c example from sdk 12.3 and i want to know ,how to configure date and time to it ,please help??
  • How Can I Add .h Files Keil Project

    Hi folks, I want to some changes uart project. So i added nrf_drv_timer.c but i din't header file and i encountered 3 errors when i compile my project. Here is some screen shut. Finally i should say, i repeated that this link----> https://devzone…
  • Could Someone Explain me Where is my Mistakes

    Hi folks, I try to do create timer. Therefore i want to adding some files in blinky project. So here is some screen shot. Thats about debug error. First i used SDK 15.2 than i tried to added nrfx_drv_timer.c files. I didn't find SDK files. Than I…
  • Again about Single Edge Nibble Transmission (SENT) protocol realization

    I didn't recieve answer to my second question in this topic , so I start new one. Is there any way to get usec time measurement with softdevice? I need to analyze SENT protocol. For example here on page 12 is nibble timing. S oftDevice's timing…
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