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...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi,
For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
without timer it work fine but when i use timer it goes here.
my timer code is this
#define APP_TIMER_PRESCALER 0 /**< Value of the RTC1 PRESCALER register. */
#define...
Hi,
I am following the user guide nRF51822 Evaluation Kit User Guide v1.2 , the heart rate monitor demo, Scaning for available Bluetooth low energy devices:
I started the...
Hi,
i am working on a custom board with nRF51422. I can program this board with the nRF51-DK. I use ADC and a temperature sensor via I2C. Everything work well but actually...
I am using nrf_toolbox on Windows Phone 8.1 and PCA10040 development board. I loaded the uart example and with my phone I can send text via nrf_toolbox. But when I want to...
Im' trying to send a set of 80 bytes using indication. for that I have a characteristic sending each time 20 bytes and wait for indication acknowledgement before sending the...
Hello Nordic! My application requires an nRF51822 using S110 to handle both Notifications and Indications over the same characteristic.
The CCCD value 0x01 = 0b01 enables...
Hi,
In order to start my own board with nRF52 component throught SWD, I think I've to use Segger Jlink. I expect to buy the basic version, that sound good for me, but I...
Hi,
I have some problems with bootloader debugging by using app_trace_log().
My board is pca10028, and I use the SDK 10.0.0 for it. The Keil version is v5.20 and Jlink...
Hello All,
How to interface nRF905 with nRF51DK board?
Any driver is available for nRF905 which support nRF51.
Any help will be appreciated.
Regards,
Rajneesh
Hi,
I'm using PCA10028 to communicate with ADS1131 ( www.ti.com/.../ADS1131) which outputs 18bit on SPI bus. I managed to get the data out by reading 24bits, but it feels...
Hello ! When I make a read with the SPI from a sensor's register the data sometimes comes correct and most of the time wrong. I tested the read operation with an Arduino and...
Hi
what is the best way to implement a sleep after disconnect?
We are using a custom board and I implemented it this way:
on connect : turn advertisement off
on disconnect...
I used iar for my project. But for some reason I have to transfer my project to keil now. Attached is the icf file from iar and I also attached my keil settings. Now the system...
In following the example for a DFU BLE upgrade I have configured the following system
on an nRF52 DK install the softdevice and bootloader:
nrfjprog --family nRF52...
In my code, I have some 'print'-style functions that write data to a buffer, and that buffer then goes to the Nordic UART implementation. This is user code, and I don't know...
