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...
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....
Hello,
I really find this tutorial useful and substantial. I followed the steps in downloading the github projects but I got the following errors when compiling (Note: I...
Greetings everyone,
I am a beginner in this and would like to ask for help in reading battery level.
Battery info: 3.7V, 100mAh, 0.37wh.
I have tried to read on the...
hai ,
i my application i need to update ota over serial . i m using nrf52840 and sdk 15.2
step 1 : at first flashed uart boot loader code on my board
step 2 : updated...
Hello
I am testing connection between nrf51 dongle and my BLE keyboard using heart_rate_collector sample.but there is an issue with on_service_discovery_response.
my BLE...
Does exist any IC/module of Nordic which could be used as NFC reader/initiator and that has BLE integrated also?
Or just a little BLE module with on-board uFL connector...
Hi Devzone:
We are testing TX and RX range with our customized boards, and encountered a rather bizarre problem:
The connection range is pretty good indoor, maybe 20~30...
I am working on a driver for the Adesto AT25QL641 QSPI Flash Memory chip. Comparing the hardcoded nRF52840 QSPI instruction set and the AT25QL641, they are 90% identical except...
Hi,
I am trying to implement Zigbee mesh and in the Zigbee End device(ZED), I want to know its neighbor table record or routing table record. I did not found any specific...
Hi,
In my application,I have written a code based on ble_hrs sample example. When I am checking the RSSI value at the tablet at 2 meter distance I am getting -56dbm. As...
Hi,
I am planning to design my own custom PCB using the nRF52840 chip.
As I am getting started, I want to make sure all the design rule dimensions are up to the standard...
Hi All,
I am trying to design a BLE module based on the nRF52840 Configuration 6 (Only Battery) provided in the product specification document.
To get started I was using...
Hi,
I know that the S132 v6 didn't support multiple advertising sets with different advertising handles. If you want to advertise with new data or different parameters,...
Hi All,
If I am to use a Piezo Buzzer to generate sound using nRF52840 PWM:
1. any suggestion on how to design the circuitry?
I am planning to use a Murata cimponent...
Hi to all,
we are developing an application nrf52832 that use BLE and internal flash as storage.
The problem, as I wrote in the subject, is the write operation is never...
Hi,
I'm working with simple_message_model using light switch example from Mesh SDK v2.0.1, I have 4 boards nRF5832, 1 client, 1 provisioner, 1 relay node and 1 server which...
