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 trying for almost a week to communicate from Linux Ubuntu 18.04 using BLE and always get errors. The Java Android code works well from an Android device, and the PC running...
Hi,
I was developing my customer board with nrf52832,and started with ble_app_uart .
I added SPI flash with sck 3, miso 1,mosi 0,ss 2 and it works fine.
but now i restart...
I am using a 3rd party nrf52832 module and I am trying to program it and debug it using the nrf52840 board debugger output pins (swclk, swdio, ground and power). The connection...
Hi,
I am using
Custom Board(nRF52840)
SDK 15.3.0
Keil IDE
The soft device is S140
JLinkRTTViewer for debug
My board has two leds and two buttons for door...
The AWS FOTA sample starts the download of my app_update.bin file that I created and loaded into an s3 bucket.
The file downloads (you can see in the attached logs) but...
Hi, I'm using the Nordic DK52 (52832) along with SDK 15.0 to prototype an application where I can send some data from a sensor attached via UART to an BLE-enabled application...
Hey guys,
Ive been trying to add the USB power detection to our device and for some reason I can't get the desired result.
The device is a 52840 using SDK 15.2 and SD...
In order to test my custom BLE protocol on my device I am attempting to use the pc-ble-driver-py Python module (either 0.11.4 or latest version) to connect to my BLE peripheral...
Hi,
Is there a way to disable bonding? I am having issues when I delete the paired device from my phone. After I delete the pairing, nordic still has the stored keys for...
We are developing a Bluetooth device around the nRF52840 SoC. The time has come to investigate the production part of things.
Since we have been developing and designing...
Hi Devzone:
Where can I find full document on how to use nrf_power_gpregret_set?
Background: I am planing to do buttonless DFU without BLE but through usb cdc acm.
After...
Dear support team, we are trying to make the device ST IIS2DLPC (accelormeter) talk via SPI to the dev board PCA10040
We are using the evaluation board STEVAL-MKI191V1 wich...
Hello,
I am trying to build the lwm2m_client sample on my ubuntu 16.04 machine. I tried building for nrf9160_pca10090ns and nrf9160_pca20035ns The build fails with:
...
Hi,
I am using SEGGER/SEGGER Embedded Studio for ARM 4.12, I used Two working Examples ble_app_gatts_c_pca10040_s132 and flash_fstorage. I am getting these errors "undefined...
Hello,
For our project I'm using a LIS2DH (accelerometer) that is supposed to trigger an interrupt on its pin INT1 when a movement is detected.
I use nRF52832. Before...
