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...
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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...
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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...
I'm getting an error which says the identifier ble_temperature_t is undefined, and it is showing as an error in the keil (unkown type name). However when I click on the variable...
Hi everybody,
I just received the nRF51822 EK and as I was starting to set it up I ran into this. It took me a while to figure it out but when trying lo load the blinky...
Hello,
I have problems with project making since I started with KEIL uVision 5 (in uVision 4 I had no problems, but see no way to download uVision 4 any more).
I followed...
I am not seeing the nRF51822 as an option when I go to select a target device in Keil µVision.
From reading questions on here I understand that the nRF51 SDK should include...
Hello,
I'm new to the nRF51 modules and I just started with nRF51422 module.
I have Keil uVision v5.11.1.0 with MDK Pro v5.11.0.
I have installed nRF SDK - nrf51_sdk_v5_2_0_39364...
Last time I used Keil µvision4 few weeks ago everything was working fine,
Today I got first a connection problem with keil µvision4 when trying to upload some code, then...
For some reason I get the following error every time I open a project in Keil.
I am wondering if the SDK needs updated?
C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_DeviceFamilyPack...
Hello,
I bought a couple of days ago, the nrf51422 Development Kit. It comes with all the items described by Nordic on the website.
Just two questions:
My PCA10006...
Goodmorning
I have few problem with this project. I took the source file from github.com/.../nrf51-ble-app-temp and I modified the main.c to use with S110 6.0.0, nRF51...
Hi,
I am using nRF51822 with Softdevice S110 v6.0 to advertising packets and I would like to know when transmission is over to read some data from external sensors. I tried...
Hi, im implemented several services and characteristics in the nrf51822 with S110, its all working (read, write and notification), tested with an iOS app.
Now i need to implement...
Hi,everyone
I want to make out 4 channel PWM with PPI and two timers , PPI configuration like this,
/* Configure PPI channel 0 to toggle PWM_OUTPUT_PIN on every Timer...