My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
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...
Hi everyone ,
I am working on button and pwm function by using timer ,whenever i press the button for 3 sec and pwm pulse signal is getting generated followed by pressing...
Hi,
I want to evaluate communication between several NRF51 chips using ANT. I could just buy a bunch of NRF51 DK kits but that seems pretty expensive.
What is the best...
Hi. I have the following code which runs perfectly on several C IDEs ( including Eclipse, Dev-C++, Code:Blocks and on the Linux Terminal using gcc as well ). However, when...
Hi,
I am an iOS developer trying to implement the app for an nrf51822 chip-based device. I am trying to perform DFU of application type using the objective-C files from...
As title, im using nRF51822 as a ble uart.(ble_app_uart)
But it will sleep when No connect for some time.
how can i turn off the sleep mode?
I want it be a "always...
Hi, may I looked bad , but I can not find NTF52 documentation, datasheet, evaluation board schematic, pinout, price... nothing , except the file nrf52.h in which I found some...
The following SDK files have incorrect comments:
markrages@qountdown:~$ grep 'units of 0.625' -r /opt/nrf51sdk-11.0.0 | grep 300 | grep to\ 25\ ms
/opt/nrf51sdk-11.0.0...
I configured nrf to go to sleep after 5 minutes of inactivity and then wake up by external signal (by accelerometer interrupt if any movement detected). what struck me is...
Hi again,
I'm here with another HID problem. When I flash my chip with standard HID mouse example, OS discovers it with it's declared in code name, connects succesfully...
I have designed an custom application board based on nRF51822 SoC,
Now i wanted to do testing on RF front.
I found one Test guideline(RF_Performance_Test_Guidelines_v1_0...
Hello Everyone,
I am able to do this functionality by using NRF5DK
Using Android APP (MCP master control panel) am able to make beep sound in the NRF51DK by using...
Im working with a nRF51422 EK. So, there is an android application with 2 buttons. Each of them can Set a LED. It will be set as long as the button is pressed on the application...
SDK:10.0.0
Here is the error when I compile
..............\components\softdevice\common\softdevice_handler\softdevice_handler.h(40): error: #5: cannot open source input...
Hello,
I have a project which is currently using S110 SoftDevice v7.1.0 with nRF51 SDK v6.1.0. The hardware is nRF51822 xxAA revision 2. It will probably be upgraded eventually...
