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...
Hello,
I want to receive the periodic advertising data from a BLE5.0 device with the nrf52840 as the central.
But I did not find any information or examples describing...
Hi sir,
I encountered a problem when I tried to build Thingy SDK. Here are steps what I did,
Download "thingy_sdk_v2.1.0" SDK and followed README.md to install the...
We are developing for Nordic chip with 256kb flash and 32kb RAM. We will be using s130 softdevice on the chip so our concern is limited memory storage space. Our program will...
Dear all,
I am trying to configure the uart example found in https://github.com/Rallare/fw-nrfconnect-nrf/tree/nrf9160_samples/samples/nrf9160 in order to be able to read...
hi:
when device is in ota mode, app quits abnormly, we find device will in OTA forever;
There is 2 versions, A and B, A can quit ,but B can't, B just adds one function...
Hi all,
I'm working with LPN demo with SDK for Mesh 3.1.0 recently. I want to implement a function that a lpn device can receive a response message as soon as it sends out...
Hi,
I flashed my nrf52840 dongle by nrf Desktop connect app with ble-blinky hex file from nRF5_SDK_15.2.0_9412b96 SDK and I am able to connect to it from nrf connect ios...
Hi,
I tried to monitor current consumption of my device. I used
and then used
I saw something like this
There are spikes on everywhere.
If I comment out...
Dear All,
we're using MDBT50Q in our design and they recommend a 10uF cap while Nordic recommends 4.7uF (Reference Circuit 3).
In terms of power consumption, can anyone...
I activated it and confirmed the network connection in US. Now I brought it to Thailand to test our device, but I could not get the network connection. Can I use a SIM provided...
Hello
I have ported the example project "nrf_crypto_aes_pca10056" to my one project. But now I'm not able to building the project anymore. Segger Embedded Studio will show...
Members
I am in the board design phase of my project. I use Arduino boards (Due & Uno) with SPI. I read that the nRF24L series is not recommended for future projects....
Hi,
So I am using nRF51822 chip to develop our products. We have two motors attacked to our PCB and we want to control the pulse with low power PWM. We want to control...
