Developing on the nrf51822
Have working code for the nRF52840 Dongle using the pc-ble-driver therefore all Bluetooth work is done using sd_* calls. The PC provides easy...
Hi ,
I would like to know if a matching network is needed if I am only using a single external flex antenna for both LTE and GPS using a RF switch between them and a uFL...
I am a student interested in Nordic.
My coding skills are very poor.
So I want to get help.
I want to use the vl53l1x sensor in nrf52. (My ultimate goal is to measure...
I have a working project where pin 16 is configured as a low-level interrupt source.
it is working well with SDK 15.3
after porting to SDK 17.0.2, it is not triggering...
Hello Nordic Support Engineers and fellow developers ...
Just a note to thank everyone for help via this forum. I started very inexperienced with Nordic SDK a year ago and...
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...
Hello,
I in the nRF8002 data sheet it mentions a Programming tool for the nRF8002. Can you please send me the partnumber of this tool? Also, if a programming house wishes...
