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,
I using the radio test on the nrf52840 for RF verification, but now we want to reduce the latency from 8ms to 1ms.
Is the radio test project can modify the latency...
I have Raspbery pi flashed with nordic alpha 4.1.0.1 image + nrf52840 dongle in NCP design .
As an end device I have EFR32 MG12 WSTK flashed with OT-CLI-FTD code and connected...
We are using Zephyr RTOS running on a nRF9160 MCU. One requirement of our project is to run a local HTTPS webserver on the target. Our investigation showed that the recommended...
Hello,
Now, the ROHS and Halogen free report of nrf52832-qfaa is out of data when downloaded from the infocenter.Our customers request to provide the unexpired versions...
Hello All,
I am new too BLE so sorry in advance for this generic question. I am trying too get Temperature data from sensor while in connection state(Phone connected). Also...
Hi All!!!
I develop combine (NUS) & (NUS_c multilink) device
nrf_ble_gatt: sd_ble_gatts_exchange_mtu_reply() returned NRF_ERROR_INVALID_STATE
What is this and how...
Hi, I am working with nrf9160 using Segger Embedded Studio and J-Link. I could build the code but not able to download the application.
I am getting error as CPU is not...
Hi ,
i have programmed my NRF51 sniffer dongle (PCA10031) using nrf programming app and I could see something like this in below pic. Is it expected output in the programmer...
Hi,
this at-command provides the cell ID of the connected cell, but only physical cell ID for neighboring cells. Is the cell ID of neighboring cells limited by the LTE protocol...
Hello all,
I want to build a two-directional communication chain with several nrf5340-boards. Therefore, every board needs to be able to receive, to analyse and to send...
I am trying to make a function execute every 1 second using the provided example on the zephyr documentation, but i am getting the following error: "expected declaration specifiers...
Dear Sir/Madam
I used sample project uart_pac10040 loopback. It works with not define ENABLE_LOOPBACK_TEST. However, if define ENABLE_LOOPBACK_TEST, and wire the pin RX_PIN_NUMBER...
Hi,
I am trying to add an IPv4 HTTP client post-action into the asset tracker v1 app, I have a couple of questions.
I am looking at the http_client and DHCP client samples...
I started my Bluetooth application based on zephyr examples found in nRF Connect SDK v1.4.1(C:\Users\...\ncs14\v1.4.1\zephyr\samples). Now I need to add custom service for...
Hi,
I have the following setup of devices, that I want to connect over BLE:
1.) A device X, that executes commands from a smartphone and a second device Y and also sends...
