hi.
How do i do ble_app beacon advertisement to one device(Android phone) whose bluetooth address is known ?? I want that beacons should only be seen in nrf_connect app of...
why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Use the beacon want to send with the temperature and remaining battery power.
But beacon of UUID, Major, Minor, Type, etc. The only information in the beacon 26Byte.
...
Hello,
We are developing an application which is using the app_scheduler (especially to put events etc.)
It seems that sometimes (very rarely) we detected a Hard Fault...
I have 4 buttons in my circuit with a nRF51822QQAC (a RAYTAC MDBT40 module on a custom PCB), I am using a very simple printf to check which ones are pressed, the internal...
I've followed this for assistance, but I'm stuck:
https://devzone.nordicsemi.com/question/17846/nonvolatile-memory-access/
I can read from flash, but I can't write to...
Hi
I wrote a softdevice, bootloader and application using the nRFgo Studio.
When I turn on the device, bootloader_settings_t is all 0xFF so bootloader_app_is_valid returns...
I went to so many references and definitions of variables and functions but I can't seem to find where is decided to use either spi_master_0 or 1.. where is this magic config...
I am a freshman. And I am doing some research on BTLE by nRF51822-EK. I want to get RSSI. Could you please tell me if there is a reference code or project in SDK? Is there...
Hey,
For my project I wrote and tested (w/ nRF51 DK) all firmware in mbed. I also made a custom PCB w/ the nRF51822 CEAA chip based on the 4 layer reference design provided...
HI,all!
I want to know if BLE can send data to APP in form of String instead of Byte?(the examples all send in form of byte )
If it does can, can you mainly introduce...
Hey everyone,
I'm trying to print floating point numbers to the UART to debug my application. I know the nrf51 is doing the operations correctly because if I convert the...
Hi,
I'm using the following TI IC www.ti.com/.../tps62736 to get 3V from a LiPo battery. It has a VIN_OK pin that I can configure to alert of battery low level. The problem...
Hi,
I am trying to get even a basic ARM GCC example set up using the provided toolchain code, and am having a rough go at it.
First, what is the most recent, working...
In the s110_nrf51_8.0.0_migration-document.pdf, the ROM and RAM start and size for the v7.0.0 and v8.0.0 are specified as follows
s110_nrf51_8.0.0
IROM1 - Start...
What should the connection or other settings be to have a peripheral always connected? It is a bit contradictory for low energy device, however for a lost&found (link-loss...
