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...
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...
I have been tipped that the GPS might deliver faster fix if i change the fix interval. I've tried this with values 2,3,4 and 5, but get an error stating that the fix interval...
Hello,
We are designing a wearable that is going to use the nRF52840 and I have a question about supplying power to the unit. We are planning on using a coin cell to power...
Hi,
I am trying to compile examples/thread/freertos_coap_server with my version of openthread library. my reference is: https://infocenter.nordicsemi.com/index.jsp?topic...
I have created a folder in ble_peripheral in the examples of SDK for my project.
I am using keil uvision 5 and when I have an issue with the sdk_config.h
It states incorrect...
Hi everyone,
I'm using the nrf52832 Dev Kit PCA10040
SDK version: 15.3.0
OS: Fedora
I try to use DFU following this tutorial but I don't get the DFUTarg on the...
Hi pals!
I'm trying to establish throughput test with two nRF52840 DK and it works perfectly well except the coded PHY option. When I configure the phy option to coded,...
HI,
I am playing around with the "usbd_ble_uart_freertos" example of SDK version 15.3.
When I create another Task and try to write log entries (NRF_LOG_INFO("Test")) i...
Hi,
As well know, there have 100 channels in ESB function in nRF52832, but 2.4GHz also share with Wifi and Bluetooth.
So there have many noise if I choice wrong channel...
Hi!
I am experimenting with the ble_app_hrs_freertos example.
I would like to start two additional tasks. All works until a ble conection is made. after that my created...
Hello
I am using FDS to store some MAc addresses in my project. After successful I try fds_init() which returns error 11.
I can't figure out what is causing this error...
Hello, I have been trying to get the nrf9160DK PCA10090 version 0.8.2 to connect to your nrf cloud. I initially tried with the provided ibasis sim. I was able to get it registered...
Hi,Master:
1.The timing of the underlying nrfx_qspi_write(...) function is:a. Send 05 to check if the wip bit is 0. (Here, if wip is not 0, will it always detect until wip...
Hello,
I am going to be heading to a certification house to run tests to pass for the CE mark for our product that we used the nrf51822 on. The BLE portion of our product...
Hi everyone,
I'm trying to establish throughput test using mtu_throughput example(central-peripheral) and 2 nrf52840's but I keep getting error when set phy to coded. Here...
