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...
How are the four RAM banks divided up in the nRF51822? Is it an even split of the 16K total RAM (i.e. 4K per block)?
Furthermore, can I expect strange results if I turn...
Hello, sirs.
My question is how to configure clock in gazell protocol on nRF51822
I look at the example gzp_dynamic_pairing but that does not have a code part of modifying...
I want to stream data continuously from a sensor to a host, using BLE.
Using the nRF8001, I have defined a GATT server, with notification.
From an Android phone, I open...
Can the nRF51822 handle more than one connection at a time? I suspect that the answer 'no' based on some indicators, but it'd be good for me to get a conclusive answer. Thanks...
Hi,
i need to handle a button detection Time, i mean when i push the button for 2 seconds something should happen. How can i use the app_timer_cnt_diff_compute function...
Hi,
I have been experimenting with the master emulator .dll - I started with the HidDemo project which is written in C#. This seems to work perfectly well.
I have rewritten...
Dear Nordic Developer Zone,
I am working on a BLE application using nrf51822 with softDevice .
My aim is to be able to redefine which GPIOTE channel my PPI is using...
Hi ,everyone:
i design a pwm driver ,that contain one timer(TIMER2) and 4 ppi interface.
1.pwm(ppi and gpiote)
Now,i have a problem with it not be Synchronous .when...
I have 24 bytes structured configuration data that are changing sparingly. Goal is to keep them in form of non-volatile memory with a reasonable long life span.
I am aware...
Hello Nordic expert,
We can find connection event diagram (figure 5) in S110_SoftDevice_Specification_v1.1.pdf.
But customer needs more accuracy data for time and current...
I have a large list (a few hundred) of BLE messages that need to be sent as part of a regression test of my app. I'd like to script that. Is there a command line interface...
