I'm trying to solve an intermittent problem when using the nRF51422 UART with CMSIS-RTOS (RTX) and MDK Networking library (V6.2) (TCP/IP stack).
My questions relate to...
Hi...
When i was working in SDK v6.1.0 i have tried nrfprog.exe to merge and program bootloader, softdevice, application and bootloader_settings file as explained in devzone...
But now I have a new problem that is whenever I set " PWR_UP " bit in CONFIG register then it drop the 3.3 volt vcc to 1.2 volt. I don't know why its happening. Anyway, is...
This previous question about multiple advertisements seems to be related to softdevice 7. I was unable to get a similar example working in SD/SDK8
My end-goal is to add...
We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
My application uses the WDT. In my application, I use a soft reset to enter the bootloader. Because the soft reset does not reset the WDT the program will reset while in the...
Hi, current i'm writing a program in nordic nrf51822 chip and I facing the problem of region RAM overflowed with stack after adding the BLE code as shown below :
//***...
I have a RFID application in which there is a Reader and a tag. The Reader reads the tag information once the tag is in the Reader's range. The tag is an active tag.
The...
I'm working with app_fifo_uart and I'm seeing that my event handler gets the event 'APP_UART_TX_EMPTY' repeatedly. Multiple times a second. Is there any reason for this? Can...
I am using my nrf51-DK with mBed for prototyping. I noticed recently, that the DK had stopped broadcasting a BLE service, so I followed instructions to update the firmware...
I was under the impression that HomeKit was an extension of the MFi Accessory Interface Specification, which relies on the iAP protocol to access additional functionality...
Hi, I'm trying to run the ble_app_uart_s132_pca10040 demo but I can't get it to work.
We're using Keil 5.17 and downloading the example from the pack installer.
The packs...
Hi,
I always see HardFault when I debug a float point code. But it can run smoothly in run-time.
Firstly, I use code Style-1.
float val
val = (int32_t)NRF_ADC->RESULT;...
Hi,
We decided to add NFC functionality to our nRF52 open source sensor beacon design, RuuviTag: http://ruuvi.com
I would like to ask your opinion about the antenna...
I'm quite new to the Bluetooth development in gereral...
I want to design a Hardware using the nRF51 Dongle as the reference Design.
The plan is to take the Altium Files...
Hello Nordic Team,
i've get my things working and i figured out how i can set service data and to display it in nRF Master Control.
Now i want to CHANGE my service data...
Hi,
I'm wondering if I'am able to direct advertise when I have established connection (edit: according to this established connection nrf5x is master (central role))? ...
Hello!
everyone:
I use nRF51822 UART Demo(ble_app_uart),test uart interrupt receive data, baudrate is 38400.
if start advertising ,rx loss data ,else rx receive data perfect...
Hi,
I have develop my firmware on on nRF51DK which has n51422 chip.
But my actual hardware has n51822 chip.
So my firmware is working on development board (nRF51DK...
