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...
Hi,
I have programmed a BLE code.
In the code we are continuously connecting and disconnecting BLE connection.
The BLE connection is established for around say 1 sec...
hi,
This function is called on BLE Event when someone writes to RACP characteristic
What i woud like to know is, is it called from any ISR routine?
Or when BLE Event...
The radio mode 250Kbps is removed from nRF52832. However, by our test, nRF52832 radio can still work with radio mode 250Kbps with setting
NRF_RADIO->MODE = (RADIO_MODE_MODE_Nrf_250Kbit...
Hi All,
I have a question about the SPI pin number on nrf51 Dk.
I don't understand when i look into the pca10028.h file, i see this mapping:
#define SPIM0_SCK_PIN...
Hello,
I am trying to compile the example ble_app_eddystone with the SDK12.2 for the nRF52_pca10040_s132
While compiling with SEGGER I get the error
Compiling...
Hello,
I set up a project on the base of "BLE_APP_UART" to which I added header files and configured the sdk_config.h
Now I get these warnings during compilaiton:
...
Hi!
So I went from the Battery Service example to create my own service which went well and everything. Now I don't need a battery service, which is why I was trying to...
Hello,
i am working on Low current consumption project.
i have one question. what will be the good option to use the SPI or TWI ?
who have less current consumption ?
...
Hi, I want to ask some questions about BQ24090.
According to the schematic in the datasheet of BQ24090 , I have several questions below:
When should the led indicator...
I added the peer manager in my SDK11.0.0 application. I also have OTA DFU but everytime I boot into the bootlader, the first connection fails and I have to reconnect again...
Hi,
I am getting the "Couldn't connect Nordic_HRM" toast using the experimental project.
I saw the question but the answer there (sample code for selfie stick) is a very...
If I enable the Data Packet Length Extension and I enable the Connection Event Length Extension, having a connection interval of ~400ms I know that I can reach up to 251 bytes...
Hello,
I am trying to implement a Heart Rate Monitor Interface (HRMI) board with my nRF52, using the TWI_sensor example from SDK 12.2. I am unable to read any heart rate...
I use the S130 stack and enable the service changed feature when enable the soft device. I found the handle can be got when call add API. But this is GATT handle. How can...
UPDATE:02/28/2017
I MAKE A BOARD ,WANT TO KNOW DOES THIS PIC MAKE SENSE?
I WANT USE STM32F072B REPLACE JLINK OB.
STM32 HAS USB I WILL WRITE CODE MAKE A virtual...
