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...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
I'm trying to output a relatively high frequency PWM (300kHz). I'll need to adjust the duty cycle on the fly, without glitches and minimal time spent in IRQ handlers.
Currently...
I'm trying to build the ble_app_hrs example from Nordic's SDK on a Mac OSX 10.9.2 and have been following Nordic's nAN-29 Note v1.1 to install required tools, while looking...
Good day, I am using a USB to UART IC and it isn't working just because the nRF51822 Tx signal is inverted from this IC. There are some way to invert the UART signals?
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...
