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...
I test SoftDevice V6.0.0 on nrf52832(BLENANO2) I run 1. sd_ble_gap_scan_start() 1000ms/100ms/10ms scan_window/scan_interval 2. sd_ble_gap_adv_start() 1000ms interval result...
When my mobile phone reads my characteristic, I would like the characteristic to be calculated at the same time, and not before. i.e. like a video game that does not render...
Hello Supporter,
I am Using NRF51822 QFAC .
My probleme after uploading DFU ,SOFTDEVICE AND APPLICATION .device always in DFU mode and also when try to upload new application...
Hello Supporter,
I have NRF51822 QFAC having 256kb ROM,32kb RAM.
now i want to upload all three things DFU,SOFTDEVICE,and APPLICATION .when i upload SOFTDEVICE and APPLUICATION...
Getting ready to go into production with our custom nRF52832 board, we need the board to start running our application immediately after being flashed. Using:
nrfjprog version...
Hi all,
I want to add 5 characteristic to my custom service . But when I add 2 characteristic , it worked fine . When I add 3 characteristic ,In funtion sd_ble_gatts_characteristic_add...
Hi,
I am trying to read data from a temperature sensor, but i'm stuck at the twi read operation. i have already interfaced the sensor with esp32 and is working fine. please...
Hi,
I have a really really dumb question but I will ask ...
Is there any impact regarding the orientation of an IFA antenna?
Everywhere, in all examples, we can see...
Hello everyone,
I'm trying to implement the bootloader from SDK v14.2 on the nRF52840, SD v5.0.0 s132 (using our board and app).
For my testing, I erase the whole flash...
Hi Forum,
i've started the development of an custom service on a nrf51822 with s110.
The Service contains 4 Characteristics where notifications are enabled.
At the...
I have a custom dongle that connects to the PC through a USB-UART chip. It is based on the nRF51822. I have another board based on the nRF52832. This board needs to be able...
Hi,
I am building a device to act as an iBeacon, with other services layered on top. This is based on a Raspberry Pi with a Class 1 USB Bluetooth dongle.
I need to be...
Hi everyone, I'm working on the nrf51822 QFAAH I tried to flash the ble_app_uart example and it didn't work. So I debug it and it stops here
As you can see in the picture...
I am working on app_uart and buttonless_dfu. Although i am getting certain errors which i am unable to counter.
.\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol...
I have 32x64 RGB LED Matrix, and I want to use nrf52 to control it. I got the driver working and I can display everything. It is a time interrupt driven driver, just redraws...
