Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi Nordic
I used spi0 to control the LCD screen. I succeeded and needed ble_ant, so I ported it to the ble_ant speed cadence sensor code I made.
But it does not see anything...
Hi,
I worked on the nrf51 for some years and recently moved over to the nrf52. PPI is a new interface I am exploring. I am having trouble restarting a RTC which was started...
Hello!
I have been lurking around the Thread SDK and I wonder if it is possible to get the IP-address of the device, and if so, how? I am stuck here so any help would be...
My nRF8001 device uses encryption with just works procedure.
Establishing a bond between nRF8001 and peer device as well as reconnection works on Android.
On iOS reconnection...
Hi,
I have download nrf5_SDK_for_Mesh_v1.0.0_src and want to start with nRF52840 DK and 52832. I could use EmbeddedStudio to flash it to 52840. Is there a app on the phone...
hi guys ;
i have already an application on android phone that can read and write charchtéristic i also followed the tutorial Bluetooth low energy Characteristics, a beginner...
Hi,
I have an application where both radio notifications and flash operations are used.
It seems that every sd_flash_write() generates two radio notifications. So during...
Hello Everyone,
I am using raytac's BLE module (nrf51822 chip antenna version, 32kb RAM 256 kb Flash ) (www.raytac.com/download/MDBT40/MDBT40-ANT-D.pdf) in our product...
Hi,
I have a problem with NRF_LOG_INFO() macro - it only shows messages form main.c file but not from another .c files in project. Why this could happen?
I work in Eclipse...
Hello,
is it possible to use a external clock e.g. a digital output of a TXCO. As source for the LF clock. So the same clock source as used for the host uC can be used...
Hi!,
I'm newbie with nRF52. I have a nRF51 Development Kit and a nRF52 Development Kit.
I have installed nRFconnect (for Ubuntu 64 bits) in Fedora 24 Workstation (64...
Hi! I have tried to use USB CDC ACM in my project but after running the USB CDC ACM example in the SDK, I found out that the example have the issue of not sending the data...
Hello,
So I'm constantly reading data using i2c into a variable. How do I transfer the data in this variable to the pc? It's just an array.
I understand that I have...
I am looking for a smallest size transceiver with an antenna done as part of the PCB layout (no external antenna needed). The simplest RF PCB layout is preferred, single frequency...
