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 Everyone,
As mentioned in nRF51-DK user guide, nRF51-DK has segger J-link debug out functionality. that means we can use this on board segger for downloading hex...
I have the nRF51822-DK and have been able to build and run the sample projects, e.g, ble_app_beacon.
I've just built a board using Taiyo Yuden's EYSFCNZXX module that's...
test the gpiote_example for timer0 in pca10003, the function is ok, LED blinking 200ms. but I change the timer0 to timer1 or timer2, the LED always on,and never blinking....
Hi! I use S130 on nRF51822 device.
After device is connected as peripheral I try to discover services using Master Control Panel but device disconnects. In Master Control...
I'm trying to start advertisement after establishing peripheral connection (on BLE_GAP_EVT_CONNECTED event) but called function sd_ble_gap_adv_start(...) returns NRF_ERROR_INVALID_STATE...
Hi
I'm working on a project to drive a DC motor, I really didn't find any example. I would like to know how can I program a pin in Keil, and I would be happy to have a...
Hello,
I am trying to get a lower connection interval from iOS. But the lowest connection interval I could get were 30ms.
Anyone has experience to achieve the connection...
Hi.
I find this code github.com/.../nrf51-dfu-single-bank-ble
I want to compile bootloader and download it on PCA10004.
I have KEIL 5.12 and the project file of the link...
Hi,
I want to create a service for test logger. Through this service i want to write n bytes at a time and after few delay want to write again some n bytes. These written...
I'm struggling to get started using Keil with an NRF51822 mounted on a custom board that I have cobbled together.
I have opened the blinky/pca10031 example as a starting...
Hello, I have two nRF24L01 devices that can already talk to each other on a custom address. When I try to talk to the nRF51822 from one of the nRF24L01 devices, I cannot get...
services.h
Hi,
I'm writing an interface for my nRF8001 and am a bit confused about the NB_SETUP_MESSAGES value. In my services.h file the value is 14 when it appears there...
May be i haven't seen it, but how i can select if the setup will be stored in the NVM or volatile storage.
I prefere to start development with volatile storage.
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