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 Nordic
I am porting an application from the EM9304 SoC to the nRF52810.
In the old application it was possible to send 26 bytes of manufacturer specific data (plus...
Hi,
I use BMD-350 on NRF52832 with SDK v13.0.0
I configure my radio to run the BLE at -20dBm power through the API sd_ble_gap_tx_power_set()
But few seconds after starting...
Hi!
I once set up a simple project using SDK 12 and the HRS example.
Now I tried porting it to SDK 14 and SD 5. That didn't work out well.
So I started things from...
Hello everyone,
I am working with TWI and broadcasting of data using ble_app_beacon. I am facing a problem in broadcasting of the data. I have complied the code and it runs...
Hello everyone,
I am working with TWI and broadcasting of data using ble_app_beacon. I am facing a problem in broadcasting of the data. I have complied the code and it runs...
Hello, Nordic.
I use NRF51822. I know NRF52 series is able to NFC Tag with Antenna.
But I want to use NFC module with NRF51822. If I can modify NRF51822 circuit, is...
Hi DevZone,
I am doing my project base on SDK 14.2.0 example spi. I modified the PIN according to Arduino PIN map and connected the nRF52480 Preview DK with Arduino Uno...
Hi Everyone,
So I have a custom board with an LED on P0.9. I have confirmed it works by applying power to it, so no issue with the LED itself or the way it is connected...
Hi,
My problem that the RAM is insufficient for my project.
Please, I want to know how to set optimization configuration. By the way, my central device only connect our...
Hi,
I was trying some examples of the SDK 13 and 14 for keil but now I need to undestand how works the ble mesh.
I did the download of the SDK mesh, and there are only...
I am trying add the JSON library to light switch exemple (SDK Mesh).
First all I created a lib folder in the main folder of SDK (nrf5_SDK_for_Mesh_v1.0.0_src). Inside this...
I need to store as much data as possible in flash. And the free flash size varies from different version of the application software.
Is there a method to have the lowest...
Hello,
I'm wondering how long do I need to keep the data I want to send alive.
Here's the use case:
My data changed so I need to notify the central. Since the data changed...
I downloaded the Android App from https://github.com/NordicPlayground/Android-nRF-UART, and when I run it on my phone it does not see ANY bluetooth devices. However, when...
