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...
I am trying to make a product with NRF8002B. I finally have the product prototyped. The user will connect to the device, beep, light up, and track. It will always stay on...
Please,
It seems that "Flow Control" signal is not available on nRF24AP2-USB.
EVENT_TRANSFER_TX_START event message appears only one time after the first data packets...
I am looking for cheapest (up to few hundred USD) and simplest Arduino basic solution to track real-time RFID tags distance (also direction if possible) without additional...
Hi all,
I am new to Nordic semiconductor but I could be interessed by nRF9E5. To check if it could fit my requierement, I would like to know if it possible to configure...
Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hello! I trying to send message from peripheral to central. On peripheral characteristics are changes with delay. To change characteristics I use this function:
void send_char_data...
Im using the PCA10031. Placed it in the my laptop usb and installed the nRF go and keil mdk arm and nrf51 sdk.
Using the pack installer, which example should I use to be...
Hi,
Can anyone tell me, how the handle value is assigned for a profile. In my master control panel i can see the handle values assigned for every services, but it is not...
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...
