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I have a nrf51822 chip and I'm using it as BLE and it exposes some service and characteristics and it is working...
Hello!
I set up a project using NRF24L01 and a patch antenna ceramic, the type used in GPS.
In fact, I tested several types of antennas, F, F inverted, GPS, Loop. But...
Hello,
I'm trying to create a PC application to read out some Ti Sensor Tag modules. I'm using a nRF51822 USB dongle and the Master Emulator api.
The nRF dongle sees...
Hi
I have my code like this .
unsigned char *encryptedData;
unsigned int encryptedDataAfterAppendingLength;
memset(encryptedData, 0, encryptedDataAfterAppendingLength...
After ping through link local address ,i am not getting any Router solicitation messages,neighbor solicitation messages and neighbor advertisement messages while i am capturing...
Hi I've got my nRF8001 breakout board ready I now need the SDK in order to start developing firmware code.
I don't have any registration key, how do I get hold of it? ...
I downloaded nRF51 SDK 5.2.0 and I am studying the examples for S120.
I notices that there's no gcc directory, thus only Keil compiler can be used. Is there a way to use...
Hello,
I have some questions regarding bluetooth low energy and the NRF51 series.
[list=1]1) I have to synchronise maximum 17 sensors, so i will maximum need 4 masters...
Hi.
I am looking for the internal resistance of the ADC pin of my nrf51822. I have looked at the Product Specifications (as well as the Reference Manual and other documents...
I find it unstable to send hid data, even if I set timer 1 every 8ms to send hid data.
I can catch data bag from wireshark it seems that interval of two data even close...
Hi All:
The hardware is working perfectly up until I changed some codes in the program and load it on the chip then I am unable to program again. The error message is:...
1.Size of EPROM. Is it big enough for our program as well as our data file for the whole day?
2.How can we secure the EPROM so that no one else can overwrite our code or...
We have an application that is an apple ibeacon, plus some extra properties that can be read (battery level for example)
The "ibeacon profile" eats up all the space in the...
Hi Guys,
i'm a newbie, trying to get the heart rate demo project working.
I've connected the nRF8001 to my own hardware, using a PIC processor.
i'm able to connect...
Hi,
I have a question about the service profile (ex:heart rate service, battery service,etc...), these services are based on protocol of IEEE11073-20601? Actually, I want...
See subject. The softdevice is currently installed on the chip (v6.0.0-1.alpha)
I searched online, and found some information that the security state of the chip has been...
Hi all,
When I receive data from the phone app, I do it via this service handler (and it works):
err_code = ble_services_init(&my_device_service, ble_receive_handler...
error:-559038737 ...line:1128 file_name:src\ll_lm.s0.c
And I can't find this file, so can somebody help?
Why this happen? How can I do to avoid this？ It will cause reboot...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Hi
I would like to use the arm based energy micro MCU to update 51422 via UART
I've understood how the firmware update example with hci, but I need a set of hci api to...
