Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi team,
I am trying to figure out how mesh network works. I do experiment with nrf52832 develop board and nrf5_SDK_for_Mesh_v0.9.2-Alpha. After I flashed light_control_server...
I have an app that requires BLE stack to be re-initialized, however it seems that if you run
ble_dfu_init();
more than once, it crashes
Upon further inspection...
Hi all,
I'm working with the nRF52 and I'm trying to run the heart rate sensor example from SDK version 13.1.0 using Crossworks as my IDE. I can compile and run the program...
Hi,
The below results indicate the nRF Connect app requires a handshake even when scanning without connecting. Is this true?
I am using the android 'nRF Connnect' app...
Are there any known issues with the nRF USB on the new chip or dev kit? I bought a dev kit to test out the USB functionality, but was unable to get any programs working. No...
Hello!
I am studying with nrf 51822 eval kit.
I wanted to ask you something about data type of nrf51822.
For the iBeacon model, it needs 31 bytes. 4 bytes of them...
Problem: nrf_crypto_sign() fails with NRF_ERROR_INTERNAL. Observed in SDK 12.3.0 on NRF51422. This probably applies to SDK 14.0 when using micro-ecc backend, as the root cause...
the dfu secure bootloader example is working fine with my nrf52832 sdk12.3 s132. but the experimental buttonless dfu in the example is not working for me. i was able to transfer...
Greetings,
I've got an embedded project where a NRF52 is a "co-processor". The NRF52 used to output UART debug messages but I've since changed this to use RTT.
During...
Android TV devices such as Nvidia Shield, Xiaomi MiBox and Nexus Player have support for voice input via their BLE remotes. I've researched it a bit to figure out how it works...
Hi,
I posted recently about having used the app_uart driver and having problems with an overflow breaking uart receive ( devzone.nordicsemi.com/.../)
I decided to try...
Hello, I have an error while building the project "ble_app_hrs_rscs_relay_pca10056_s140" with sdk14.0.0 on segger embedded studio 3.26 and gcc/clang.
When compiling nrf_atfifo...
I have newly purchased the nrf52 Development kit . Does it contains any pre-loaded firmware detectable on the ble scanner or nordic connect device, becasue I cant see any...
