Hi,
I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
I am working on "nRF51_SDK_8.1.0_b6ed55fnnn\examples\ble_central_and_peripheral\experimental
\app_s130_demo\pca10028\s130\arm4" project .
In this project,in which variable...
Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
I've seen various threads here with sample code attached that show how to set up a timer to measure a battery voltage periodically. They also seem to use an external crystal...
Dear Nordic Guy,I'm developing with nrf51822.
my costom code based on the hrs profile.and I modify the advertising timeout value to 30sec
and finally, I see the a few uA...
Hi,
I bought the nrf51822 chip itself, and created my own board. Now, can I still download the nRF51 SDK as per nAN-29?
I am stucked with the download page asking for...
Guys
I came over from the Arduino forums, I am searching for a new RF chip to use for a project i am working on but dont know which chip to pick. My application requires...
I want use uart to debug my ble program ,
In the devzone I found this and this to meet my need , but when I conditional compilation UART code into hex, I can not find my...
Hi All,
I am trying to use the HRM_RX sample code with my Linux PC side application. but i am not able to receive any UART RXD interrupt on nRf51422. I checked PC is sending...
We are developing a BTLE perihperal product using nRF51822 chip. But we would like our product can be up-gradable. So we will need a Bootloader (by UART or other interface...
while creating a Makefile for DFU, for BLE DualBank only, I'm getting some odd errors:
../bootloader_util_arm.c:19:1: error: 'at' attribute directive ignored [-Werror=attributes...
SDK v5.1 /v4.4.2
Keil 4.73/Keil 5.1
delay function seems doesn't work well in new version of keil. But I need it to bebug and flash nRF51822 with new keil.Need your help...
I would like to use an nRF8002 in a proximity detection application.
I would like to be able to send a request/command to the device to start a continuous or rapid transmit...
This may be an obvious question, but I wanted to make sure that my assumptions are correct.
The nRF51822 is able to use an external 32kHz crystal oscillator for its low...
In the 51422 Prod Spec v2.0 it states that “high performance RF capacitors” for the X7R decoupling caps should be used.
Is High performance RF equivalent to a “High...
Hi,
I am trying the Direct Test Mode (DTM) function integrated into the nRFgo application. I am using the nAN-34, Dev Kit User guide, and help (F1) in nRFgo as documents...
I use DK usb dongle to catch data from my ble device , but I can only catch the broadcast data . When the ble device is connected to PC ble dongle , I can't catch data any...
