Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
#define FIRST_CONN_PARAMS_UPDATE_DELAY APP_TIMER_TICKS(20000) //20s
/**< Time from initiating event (connect or start of notification) to first time sd_ble_gap_conn_param_update...
Hi,
So I am currently trying to connect my nrf52840 DK to aws cloud using an LTE modem. My aim is to be able to store responses from the modem and parse them appropriately...
I have a simple question.
I am successfully reading an external ICM module and I am trying to print is identity (value 0xEA).
NRF_LOG_INFO work perfectly well on the...
Hi ,
Have a problem,pls help
Software: nRF5_SDK_15.3.0 (ble_app_hrs_freertos)
Hardware: nRF52832
In the User Appication Code,Using CRITICAL_REGION_ENTER()/EXIT(...
Hi,
I use nrf52840, I meet some problems about the USBD, Can you help me?
We know that the usb device send data to host(such as PC) by EPIN：
(1) The host send IN event...
I am trying to setup NRF Sniffer for 802.15.4 using nordic board PCA10056. When the capture is started on Wireshark, the capture starts but the sniffer doesn't seem to capture...
Dear Nordic:
I pretend to develop a tool to search all surrounding Ant+ sensors and list them. User can choose target sensor then he can see the sensor data.
I expect...
Hi all,
We are currently working on an application that uses the timeslot API, and requests timeslots spaced 20ms apart.
In our application we need to trigger some functions...
I observe that when I use a phone to read NFC NDEF data on my nrf52832 based board, the result returns an empty record or just returns partial information about the tag such...
Hi, Please have a look and let me know about it.
This board is two layers and i used chip antenna. I would like to ask you, Is this design is correct? How can i plan with...
I have an ongoing issue with using the Keil compiler and the supplied examples.
There has been some email correspondence which is detailed below:-
Hi David,
I have...
Hi
I am reading the sensor data (Irms and Vrms) via I2C protocol and multiplying the read data with 0.000030517578125 to get correct result but i am getting the result as...
Hi:
I use nRF5_SDK_16.0.0_98a08e2\examples\peripheral\usbd_ble_uart_freertos.Error:Unknown USB device (device descriptor request failed).
I use nRF5_SDK_15.2.0_9412b96...
I'm trying to add a SPI driver to the ble_app_uart_c example. For now, I'm just trying to make this driver shoot out a SPI transaction every time I click a button on the dev...
Hi,
I am trying the freertos on my project with nrf52840, sdk14.00, s140_nrf52840_5.0.0-2.alpha_softdevice.
As i can see, there were no example codes for 52840 in the...
