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 created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
Hi,
I'v try to use the sd_power_system_off() and without successful.
The power consumption will be 200~230uA around.
My device:
Call the system off when ADV._TIMEOUT...
Hi
I am trying to make a ble central with s120 on a pca10001 board.
My problem is that it sometimes take a lot of time (up to 10 seconds) to find the client when i make...
Hello Nordic guys, help requested !!!
Error while connecting to USB port the new development boards, DK and DONGLE.
Error is " OS X unable to repair JLINK disk ".
...
Hi,
is it possible to use Nordic SDK with nRF51822 to have capacitive touch sensing with 2 dsital inputs, just as the mbed or avr library capsense?
MBED: developer.mbed...
Hi, i have a strange issue on connecting nRF24L01+ module to Arduino pro mini. I use arduino pro mini, nrf24L01+ module, 3.7V 6000mah battery and DS181 chip to measure temperature...
Hi,
When I start the TX sweep test with all 80 channels I get only 10 channels used by the RF.
Also power strength of the channels is modulated.
cf. attached frequency...
Hi
I am developing an iOS app that needs to communicate to an nrf51822(working in ble peripheral mode). The peripheral to which the app connect is selected using mac address...
hi nordic team：
I was wondering if the main program is too complex, and do not use the scheduler, and the connection parameter settings are correct. Whether because the...
Hello,
I have tested the DFU and everything works fine. Normaly the device enters into DFU mode with a pressed button 7, meaning the level on I/O 7 is LOW.
But in my...
Hi,
I've an HardFault, the program crash to the HardFault service routine at this row of the twi_hw_master.c:
--> NRF_PPI->CH[0].EEP = (uint32_t)&NRF_TWI1->EVENTS_BB;...
Hello, I am doing some dev on the NRF51822 with a Cortex MO manager. I have trouble on the MISO pin, and I am wondering if I have to drive this MISO pin by any kind of pull...
I've read in several other posts that it's possible to send up to 20 bytes per notification packet using sd_ble_gatts_hvx(). I've also read that we should not edit the file...
Hi,
In the step 3 of the "nRF51822_Development_Kit_User_Guide_v1.4" (page 11) :
Select nRF51822 from the Select Target list and click Build or press F7 to compile the...
Hello
I'm developing software for beacon-type device based on NRF51822. It has no buttons or other user inputs. Our use case:
User buy beacon-device. First phone which...
