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...
I'm in the middle of putting a NRF51822 device through bluetooth certification. The test house has asked that I have modes where the radio is transmitting on certain frequencies...
Hello. I finally succeeded mouse keyboard combo. I use mouse sensor with SPI. I send mouse_move_data in loop. However, when I connect with the computer, the mouse pointer...
I am trying to debug a SPI application using Keil and the Eval board, but am having problems with control of the port pins. I am using pin 23 as the CS pin. it configures...
On SDK 9.0 only
Do not judge the quality of SDK based on number of entries here. This thread should be considered part of Nordic effort to main the quality of the release...
Hi,
I'm in the process of transitioning my application and associated bootloader from SDK 7.2.0 to SDK 9.0.0.
I can compile both my application and bootloader now against...
Hello,
In order to test my BLE project with a development kit from Nordic, i want to know the following :
Does the nRF51-DK contains Revision 3 of the nRF51422 ?
...
I just bought the nRF51 DK and trying to follow the Beacon Transmitter Sample Application Example.
I would have 2 questions:
1 - At one point it says "Define the compiler...
I use SDK 8 or 9 &my compiler Keil uVision 5
my Development kit pca10028
Where should I add thede #include files?
I Mean de XXXX.h or de XXX.c.
Where Should I add de...
Hello, I've searched the forum for information regarding handling real-time tasks with the nrf51822. I've found this post -- devzone.nordicsemi.com/.../ -- which is similar...
Hello,
I am building a custom app and upon moving to SDK 8.1... and later SDK 9.0 I experience very odd behavior with Nexus 5 specifically. Our custom application works...
Hi,
I have nrf51822 bluetooth smart kit Rev 1.1.0 .
Is this beacon compatible with Softdevice110 V8.0?
I want to know this because I have read that "The CPU will by default...
Hello,
When i try to drop the softdevice to the mbed evaluation board it gives the error "SWD error",in a text document "fail.txt",in the MBED drive.
If it is successfully...
I'm trying to add BLE support to an existing ANT sensor. I intend to transmit information over ANT and BLE at the same time.
In my current ANT implementation, I'm using the...
I have a timer that is coming every 100ms. I use it as a system clock to time and manage events.
The main function has a loop that calls sd_app_evt_wait() When woken up by...
Hello everyone,
I am trying to send and receive strings from Ubuntu (with a BLE USB dongle) to/from the nRF51822 with UART BLE SDK v9 example (i.e using ble_nus_string_send...
