Hello,
can the radio notification and radio disable APIs be used to use the radio hardware from the application layer?
Background of my question is, that I have an application...
Hi,
I am using central s120 with peripheral s110. The connection to the peripheral is depending on the name advertised by the peripheral.
When connection is done, the...
Hello,
I am trying to ecrypt some data in order to send some data encrypted in the MINOR and MAJOR adverts of the device.
I used this code to ecrypt the data ( this is...
Hi,
i use anRF51822 with soft device 7.
I run the UART app on my iPhone 4s with ios7 and on the nrf51822 board the ble_app_uart with keil uVision5.
Both devices connected...
Hello,
I upgraded nRFgo Studio software to version 1.17.0. Installation goes OK but the application crashes every time I try to launch it after installation process.. Then...
Hi,
i tried to send data from ios 7 via tx_characteristics(like in UART example) but received error:
didWriteValueForCharacteristic 2A38 error = Error Domain=CBErrorDomain...
I have been trying for a few days now to get my environment setup for development with the nRF51822. Since there is no official configuration for the Mac w/ Eclipse I have...
I had a nRF81522 design that was working at 3.3V and I dropped the voltage to 1.9V. I didn't change anything else, but now I am getting periodic disconnects during interogation...
I have a PCA 10028.
This board uses Two microcomputers.
One is N51422.
Another is microcomputer on which the seal is put(Segger ID:).
What is the role of this microcomputer...
I recently discovered this article ( mbientlab.com/.../) and am trying to understand the data transfer type between the firmware ( ble_app_hrs_s110_pca10028 ) and an iOS device...
Hi,
Currently when I run the HRM demo I end up in the app error handler, unfortunately the error codes don't print to my terminal window. I'm using crossworks, and I was...
Hi,
I am new to using keil uvision. I am creating wearable solution, have enabled battery service indication, RTX support,bsp support, gpio,ble service.
When compiling...
Hello!
I would like to measure RSSI for different channels so as to decide which channel is the least noisy one (and more particularly, which ones are already used). I...
I am trying to choose a BLE device for my upcoming biomedical product design. Any help in comparing these 2 devices will be greatly appreciated.
Things I am concerned about...
Hi,
I am using the nRF51822 with an external chip. The nRF51822 has interrupts which trigger when one of the signals from the external chip goes low. When using BLE and...
My program does a lot of dynamic memory allocation and at some point "malloc" retruns NULL , which is cause the system running out of allocated heap memory (I am assuming...
Hi,
i am newbie to nrf51822 and want to know details of following stuffs:
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there...
Hi guys,
i asked a similar question [1] few days ago, but yesterday i stumbled over the "service_data" type when advertising packages.
I've written a custom service...
Is there a specific part code for the latest Rev 3 QFAC silicon for the nRF51822? We were trying to track down a source with stock of the latest chips, but most resellers...
I'm having trouble using the RTC1 COMPARE function to generate an event/interrupt when the processor has been put to sleep using sd_app_evt_wait().
My configuration is...
Is it possible to use the nRF51 dongle as a slave ?
I have a nRF51422 Eval board that I am planning to use as a central device. Can I use the nRF51 as a slave so that I...
Hello we have developed a few products which have required (costly) RF/RFPHY testing.
Is there a reference design that is qualified that can be used to avoid the RF/RFPHY...
