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 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...
I am using nrf Toolbox iOS demo application. I have a requirement in which I want to change the incoming data stream to accept 4 bytes of data instead of the default 2 bytes...
Hello,
I am migrating our production code from SDK14.2 to SDK16, and switching to using FreeRTOS. During the BLE initialization and bonding, I get a system reboot. Tracking...
Hello,
Using an Arduino nano 33 ble which contains a nrf52840.
Using arm-none-eabi-gcc version 9.2.1 in debian/linux, uploading using openocd en gdb.
I tested my problem...
As I'm new to the nRF52840 and Bluetooth, I read documents and DevZone posts related to the bluetooth maximum throughput.
According to the references like Jimmy and Sigurd...
Hi,
I am trying to update from SDK 1.3 to 1.4 and struggling with crashes. COAP uses random number generator to generate new tokens to the header. First time when this...
Hello,
I use the default ble_template application from the SDK and download a BLE custom service template from here to add it to the template code (as described in the README...
Hello,
I have a fully functioning project using the Fanstel BT840 chip which uses the NRF52840. I am running the code using secure Buttonless DFU and the S140 soft device...
So, I am developing an application where I will use uart to transmit some data from the PC to the nrf board. The issue is that the data I am transferring is quite large (64KB...
Hi,
I'm trying to get the UUID from my nRF52840 with my Ionic Angular App without connecting to the device.
For this I'm using the Bluetooth Low Energy Central Plugin...
Hello,
My company is developing a wireless battery powered product based on the nrf82533 which we would like to be able to update using secure DFU over BLE using nrfutil...
Hi,
We were trying to setup a device in Canada with carrier 'Telus'. We are able to connect to network but our connection to the cloud seems not happening( HTTPS, MQTT)...
I am adding the secure DFU bootloader examples/dfu/secure_bootloader/pca10056_s140_ble/ to my existing BLE UART peripheral project. I am using SDK 16.0.0 and nrf52840.
I...
Hi,
We are working on the customized board we used your reference design of nRF52832 . My question is what is the output voltage of swo_d pin in the fresh pcb without...
Hi,
Working on ble_app_uart pca10040 with nRF Toolbox app, getting disconnection issue very often. attached screen shot for your reference.
using PCA10040 nRF52 Development...
