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 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, I used nRF52805 module BC805M on my customized board. I can only make the BLE connection for a few seconds or minutes. Then, the connection will be lost. Here are the...
Hello,
I am working NRF52833 Device. I'm new to this platform.
Whether i can read/write into the UARTnode with my own application without using any Nordic UART API's ...
Hello,
I am trying to run the littlefs example with no changes from Zephyr (NCS v1.5.0) on my nRF52840 DK but I keep getting this error "<err> fs: mount point already exists...
Hi, I try to use UART in the template_project. But if I try to use printf UART doesn't work. The project works fine in debug mode. How can i fix the issue?
Hello Everyone,
I am trying to bring-up the UART Application in NRF52833 Device.
I have downloaded "nRF5_SDK_17.0.2_d674dde" file.
Getting below error, while compiling...
I am trying to connect and read the data of the MIO Fuse heart rate band. It is designed as per the Bluetooth SIG specifications i.e heart rate service UUID is 180D and the...
Hi,
A project I'm working on can be seen as a collector of data from many different sources. To keep I an overview I've decided to use C++ objects rather than C (in other...
Hello,
I'm using nRF52833, s140, pca10100.
I looked at the code 'nrfx_saadc.c' to uninit SAADC.
The file contains two types of code, with or without the definition...
Hi,
One of our unit started to systematically report DNS_EAI_SYSTEM (-11) when calling getaddrinfo(). In a attempt to get more info about the error, I added errno to the...
Hi experts
I am trying to play a little with BLE HID keyboard example supplied by nordic
I see that there is an array of 5 characters "hello" + "enterkey press" which is...
Hello There,
I want use I2C in nRF9160 for getting MPU6050 or MPU9250 data in it,
I try this Example with change overlay file in it
SDK 1.5.1 and also try with 1.40...
I am trying to send data obtained from my sensor (calculating with twi scanner example ) via BLE using the ble_nus_data_send function. I just tried to send this data via UART...
Hi,
The eddystone example enter to connectable mode by press a button, but our customer don't want to press button one by one, they hope the beacon can advertise eddystone...
Custom nRF52 device uses SPI interface for external flash, so in order to read/write to external flash would need a RAM loaded firmware to keep code in internal flash untouched...
Hello,
How can I have two or more temperature probes reporting using the ZCL library?
Imagine that I want to have a device that measures for instance two temperatures...
