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 used to work with a RedBearLab module to prototype my bluetooth application, but since I have to plan the final version, I don't know which chip to choose...
I am using Eclipse Kepler, gcc and the nrf51 plugin ( sourceforge.net/.../) on OS X. I had an application that worked fine with SDK 5.2 and S110 Softdevice 6.0. I had been...
For my project，my ble device need to report firmware information to app， since the newer softdevices（like s130 0.5alpha） don't have FWID in UICR，where can I get it？
（Nrfgo...
Where can I find theta JC (junction to case) and theta CA (case to ambient) or equivalent thermal characteristics for the nRF51422 in WLCSP package? I've looked in the data...
Hi
in my project i need to interface SimpleLink Wi-Fi CC3100/cc3000 booster board with nrf51822
anyone care to share how to do that.
iam planning to interface via uart...
Hello,
I know there are already some post in that case but I have no idea what's wrong with my code. I've just downloaded code from: github.com/.../ unpacked to "\Nordic...
I have some code that works great on the Eval Kit. I would like to move it to the smaller form factor Beacon kit. I currently use the S120 SD. Is there an easy way to install...
Hi
The BLE module operates in 2.4 GHz spectrum with 3 advertising channels & 37 data channels . Why advertising require 3 channels ? is it possible to make it to one channel...
When I initialize the SoftDevice with SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false); // Sets up Crystal Source to 20ppm 32.7628kHz
The project I based...
Hi,
First, I understand this are Android questions, but I want to appeal to this very knowledgeable community ;)
I have a BLE application using nrf51822 with SD 110...
int lbs
Hi,everyone,we change the uuid to
#define LBS_UUID_SERVICE 0x2101
#define LBS_UUID_LED_CHAR 0x3A01
#define LBS_UUID_BUTTON_CHAR 0x3A02
in nrf51-ble-app-lbs...
I am writing a custom Service. I need to catch when a Client tries to Read certain characteristics or Write to other characteristics. What is the best practice for Authorizing...
