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...
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...
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.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello yet again Nordic World
And yet more WTHIGO questions:
10040 board as central under SDK 12.3. For each message passed from a connected peripheral, the central board...
Hello,
We are designing a product that is coming in production. We have been told that for production the "radio_test" example project was enough for general RF testing...
Hello,
I have modified the Openthread-CoAP example. I'm am tring to build a device, that will automatically join an exsisting thread network. So there is the joiner-autostart...
Dear Nordic experts, This short code snippet is supposed to reset (unprovision) a Bluetooth Mesh node and reboot it (NCS 1.7.1): The function is wired to an input pin. After...
Hello, I try read and write characteristic in serene bed shaker device using android studio. I bond the serene bed shaker device successfully but after i can't write a characteristic...
Dear Nordic Engineer
We recently encountered a problem about I2C.We have a smart door lock product, it has a fingerprint module that is an I2C interface, so we use the TWI...
Hi,
1. I need to change the total free space of this file system: Current size:24576 bytes
3. I made the following adjustment, but it didn't work.
4. How do I modify...
I've got the zephyr sources for https://github.com/nrfconnect/sdk-zephyr.git and https://github.com/zephyrproject-rtos/zephyr (everything I get is master/main)
$ west init...
I am using the programmer on the development kit to program my nRF9160 device.
I am using a Mac running Mac Big Sur 11.6.1
nRF Connect for Desktop v3.9.1
Programmer...
I have been having nothing but problems since moving to the nRF52840 and using Segger Embedded Studio.
I have built a project that uses the soft device, my application,...
hello nordic
i am working with nrf52840, device with zephyr and i am writing an application that uses the smp service to preform dfu over BLE.
i am struggling with calculating...
Is there implementation of these functions available for Freertos version of app_timer?
app_timer_cnt_get()
app_timer_cnt_diff_compute()
they are required for LESC...
Hello,
I am trying for connect nRF9160 on LTE-M network.
But keeps LTE searching continuously. I'm using SIM from local network. Is problem on my sim or nRF9160 dk?
...
Hi,
I'm a little confused about nfc tags.
I understand that we can use them for pairing and keys exchange.
However - what happens after pairing? Do server and client...
