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...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hello All,
Is there any already available example of OLED display interfacing with nRF52DK, pca10040, SDK 14.1 in Segger Embedded studio?
I am working on a project...
Hi，
I want to measure the time of two signals to calculate the speed and sent the data with BLE. I find the SD effect the GPIOTE_interrupt sometimes, when I try to use GPIOTE...
I an trying to locate and download some programming examples. For instance the BLE Blinky application
ble_app_blinky_c says it is in the EXAMPLE FOLDER, no matter where...
Our project uses nRF52832, and the bluetooth connection has two modes as follows:
one is low-power standby mode connection interval=1000ms;
One is data transmission mode...
We have recently ported our application from SDK 12.2 to SDK 14.2. The application is very power sensitive and uses a high connection interval and slave latency to minimise...
We have a project running based on the SDK 14.1 on a nRF52DK with S132 5.0. The used bootloader works as expected and also an update of the bootloader works properly.
After...
Developing medical sensors for medical institutions according to legislation ( us-fcc.app.box.com/.../8acz9o1cah6eqqpm2q3ktvfkkqt37v7p) in the 2340-2400 MHz band - nrf52 seems...
Dear Sir,
I want to access two slaves viz. MAX30205 & LIS3DH by using nrf52832. The problem is, as per the datasheet the values of the pull up resistors required by both...
Cannot get nRF Sniffer version 2 (beta) to work properly with nRF52 DK running the sniffer_pca10040_51296aa.hex:
Windows 7 64-bit
nRF Sniffer 2.0.0-1.beta
Wireshark...
Hi All,
We are currently in the process of FCC certification for one of our product that uses nRF51822. Our testing house said the the test has failed because of not qualifying...
With a NRF51802 based product, we see DFU errors on Android devices in the field. Our config is: - nrf51802 with s130_nrf51_2.0.1_softdevice and nRF5_SDK_11.0.0_89a8197. ...
hi,
i am using sdk 14.1 nrf52840.
i am getting these 2 errors in keil
.\_build\nrf52840_xxaa.axf: Error: L6915E: Library reports error: __use_no_heap was requested,...
I want to use nested app_timer instances: I am gathering data on a repeating app_timer (app_timer_1) which fires say every 10ms. One of my sensors providing the data requires...
