Hi,
We've been seeing an intermittent connectivity issue in Yosemite in discovering BLE services, namely scanForPeripheralsWithServices does not return anything. The same...
Hi there is a problem in github.com/.../nrf51-UART-examples
any one can help?
I put empty loop in main, and comment off all ble related int. and I process uart_evt by...
Hi,everybody！
When i install master control panel 3.10.0.14, i can't find nrf.exe in " C:\Program Files\Nordic Semiconductor\Master Control Panel\3.10.0.14\nrf ". Only nrfutil...
Hi,
I've been using the nRF51 dev kit, and today it stopped mounting when I plug it in. It doesn't show up as MBED or BOOTLOADER.
I use both Mac OS X and Windows, though...
SDK_9.0.0
I was trying to implement 2 different UART connection parameters so I decide to use re-initialization.
My initial parameters included APP_UART_FLOW_CONTROL_LOW_POWER...
I'm trying to use the nrf8001 (and arduino) to send MIDI (musical note data) to Mac OSX. According to the Apple developer site the midi profile requires that the characteristic...
I have a custom made board that has an EFM32WG360F256 communicating to an nRF8001, verified that the ACI protocol works with repeated echos, however when I run the efm_ble_my_project_template...
I am building a new PCB board for a prototype. It will be used for proximity. It will blink on low battery. It also has a piezo speaker attached to a pin as well. My question...
Hi all. I'm now developing a triangulation solution for indoor robots as a project at my school. I have 4 radios, that I want to communicate with.
One master node send a...
I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Attempting to program a softdevice hex file using Keil uVision and an ST-Link V2, I get:
No Algorithm found for: 10001000H - 10001013H
This is in the UICR (User Information...
Hello,
I am thinking about going to eindhoven the 20th of may for the nordic tech tour presentation.
My main interrest is the new v7.0 S110 softdevice which is to be released...
I have used the NRF51822 evaluation kit for a while now to design a product and it performed perfectly up until a few days ago: the onboard segger now fails to connect to...
hi,
i am using a light sensor which is SMBUS serial interface, i tried to interface twi of nrf51822 with the sensor, but i am not able to get acknowledgement from the sensor...
HI,
I'm using sd_app_evt_wait() for getting back to sleep mode between advertisings. I noticed that when I change the voltage in a small interval mode (40 ms between advs...
Hi, If i am running 2Mb radio channels, how many can i have operating in the 2.4Ghz space concurrently?
ALso, what mechanisms can be employed to detect and move frequency...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
Hi,
I'm using Nordic 8001 with Arduino.
I successfully connected to ANCS. The problem is that i need another iOS App that scans for services on my bluetooth device and...
Hi!
My problem is that my code works on the devkit PCA10004(PCB antenna) but not on my own custom board.
The devboard can be connected to and all characteristics can be...
Hello,
i would like to make device which will be dynamically change connection with centrals. It should be connected to the nereast device (with the most power). So I will...
Hi,
I am currently using this example code (pasted below). It is sending the character 'a' every 4 seconds. I can't figure out which part of the code defines the character...
Attached is the schematic of my part configured for low voltage mode.
Very close to page 62 in the nRF51822 product specification document.
I am externally feeding 1.8V...
