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.
I tried "Go to definition Of 'sd_softdevice_enable",and
"Go to Reference To 'sd_softdevice_enable" at ble_app_hrs_c at ble_central,example .
But sd_softdevice_enable...
Dear all.
Now we migration from SDK 10 to SDK 11. but, there is not SDK11 packs. As you know, no pack is very uncomfortable for package managing on keil. please answer...
Hi,
I am using nrf52-DK (First Version in the moment) and need to test UART interface.
I use the example from the blue-nus example from the SDK which is working fine....
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi There,
How can I create a combined soft device and bootloader image/zip using the nrfutil.exe?
Is it possible to have an image/zip with both the application, bootloader...
Hello everyone,
I'm having trouble with nrfutil (python version from github.com/.../pc-nrfutil) . Here is the command line I use:
$ nrfutil dfu genpkg --application...
Hello, I use nrf51822 for my project. I have to collect data via BLE nus from phone, and then some time I need use a GPIO to simulate 7816 protocol, in that time I need 1...
Hi All,
I need to design mesh network using nrf51822, i referred so many posts in forum, i am thinking Mesh network not yet implemented!!!!!!!!!!!!! (i am not sure). If...
NFC samples in latest SDK 11 are working well when using Keil IDE. But there is no correct functionality with IAR. Samples compile well, code can be flashed and runs. But...
Hi
I want to calculate the estimated current consumption referring to nordic documentation .. In fact i can't pick how much time each stage ( A, B, C, ...) dures.
Any...
Hi,
Please share nRF51822 observer mode power consumption profile plot to get complete power consumption during only receiving mode.
See below plot for advertising mode...
Hi.
I'm little baffled by the example. Out of box it doens't add the alert notification service to gatt service list in advertising init. Nor I cannot see it with nordic...
As i recently wanted to have a timer as a class member and a naive
class Foo {
APP_TIMER_DEF(my_timer);
};
did not work I started to look into the source code....
