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...
I have been working on a project (for profit) that uses a BLE Nano device along with Nordic SDK. To start the project I downloaded a copy of the Nordic SDK 8.1 examples and...
Hello,
I just downloaded Keil and ran through a few tutorials for the nRF51 Dev Kit, so I am brand new to this development environment.
I am trying to get the nRF51422...
Hello Nordicsemi,
i need to develop a system in which i have identify a user presence in a particular area
for that i m planing to design a BLE enable device for a user...
Hi,
I followed the steps to setup my nRF52 DK with eclipse. I could also build the code without errors. However, when I try to debug it, it says cannot connect to J-Link...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hi all, I am trying to use the UART hardware module inside the nRF52 DK. I am very new programming with Nordic chips and C, my previous experience is programming Arduino and...
I don't have a QFN package, I have a WL-CSP package. Presumably, this define should be changed to NRF51822_??AA_??, but I can't find anyplace where the options are listed...
Please can any one tell me that how to recognize the sdk version of that we are used it can be predict from softdevice version?
for ex. •S132 SoftDevice v2.0.0 is used in...
Hi,
I am working on a project that includes eddystone format. I am using SDK v13 sample example. When ı try to disable auto relock feature, ı cannot read or write any adv...
Is there any way to print all SDK documents at once?
I'd like to print all of the SDK v12.0 Documents and carry it with in offline,
But I can hardly find any PDF Document...
Hi.
I'm trying to figure out how to properly use GPIO pins, but so far I did not find a document explaining how to use GPIO with nrf included functions.
I found bits and...
I am using nRF51 (PCA10028) DK and nRF51 SDK v9.0.0 for Development. I want to merge all three DFU(BLE + SERIAL + ANT). i have merge BLE and SERIAL DFU code. For this i have...
