Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
[symptom]
I want to update my application/bootloader/softdevice by DFU.
Steps are shown below.
bootloder/softdevice update
if 1 step is done, application update...
I have a SPI Master and a SPI Slave. The Master will randomly pull data over SPI from the Slave. The slave will randomly generate events that result in data to be sent to...
I am using SDK version 17.0.2. The example code uses SPI.
The following changes have been made to the pin settings.
Questions
1. Pin behavior is strange.
...
Hello, Support team.
Our boards do SPI communication to read sensor data.
Basically It works well. I checked that It operates more than 5 hours.
But only one board...
Hi,
I have the following initialization for advertising:
The name consists of an acronym od three letters and a underscore e,g, XXX_ and a six digit ID. Like XXX_12E124...
Hi,
Is it possible to add four pairs of resistors between the debug signal lines and the connector as shown in the figure below.
Would such a connection not impair the...
The Google Fast Pair Service has recently been included in a number of Bluetooth peripherals (Headphones, fitness trackers, etc.) and has been getting rave reviews.
Has...
I am able to download simple blinky program on my custom board. It is working fine. Custom board is interfaced with nRF52-DK through P19. I am using embedded studio as IDE...
Hi, on nRF5340 I want to capture accurate timing of external events. I need a kind of real-time capture module to read the time period of a pulse train generated by a rotating...
Have a few questions about ble_app_uart example.
From the way I see it, it sets uart_event_handle as the callback, and every time there's an "event" that takes place...
Hello All,
Method 1: I am writing a test application to read the ADC data at a specific intervals(10 samples for every 5ms interval for every 50sec). I am using blocking...
Hi,
We are implementing a synchronous light flashing of multiple devices, so:
1) Can we get a millisecond level (< 10ms) time synchronization by parsing the Link Layer...
Hi, all
I added a scanning module to the example 'ble_app_uart.c', so each one works well.
What I want to do is advertising and connect at the same time while connected...
What is the best practise for multichannel SAADC conversion in ultra low power devices? For example I have to measured 4 channel in interval 250ms. Below what I try:
...
Hi, Dear Nordic & all:
when I run the ble_app_hids_keyboard example in nrf52820(SDK17.0.2), I meet a question:
1、Frist I use my iphone connect ble device and pair success...
Dear Nordic:
so I want to know In nRF52 serials chips, How much HFCLK CONTROLLER ppm is the frequency offset distribution and production FT control range? Do you have any...
