Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
I am beginner of 52832. Current software is based S132 4.0.2 and SDK 13.0.0. Test platform is based on PCA10040.0
My problem is application can not start normally in merged...
Hello,
I am using nrf51 and sdk11. I have one code and I am trying ti build hex or bin file for this code. Now the code size exceeds and so I am trying to build using makefile...
I am learning about FPGA. I have question general question related to it.
Doc1.docx
A FPGA is connected to a 14-bit DAC and to an output amplifier. The DAC have a sampling...
Using S132 v4.0.2, is it possible to disable DLE (i.e. make it NOT set the LE Data Packet Length Extension used bit in the LL_FEATURE_RSP)?
Alternatively, is there a way...
experimental_ble_app_multiperipheral_pca10040_s132 connectivity issue.zip
I’m getting an LMP Response Timeout disconnect reason about 50% of the time when trying to get...
Hi guys
I have been working with a nordic ble device (NRF51822) configured as a Beacon. I am implementing an IOS app, using Apple framework " CoreLocation". My goal is...
I'm looking at using an nRF51822 in a Gazell or ESB application. I prefer not to have any softdevice loaded at all.
What is the correct procedure to perform clock calibration...
Hi
So far I have been using the examples from Keil 5 pack installer.
Now I tried loading some from the SDK example folder and I have issues with includes.
What do I need...
I included button less DFU service in the proximity profile example.When i compile i am getting the following error.
..\..\..\..\..\..\components\libraries\bootloader\dfu...
Hello,
I am working with the example "experimental ble app cgms" in SDK 13.0 and using nRF52832 DK.
when a connection was settup and pairing completed, the CGMS sensor...
I want to ask general question about antenna designing as I am designing antenna to be used with NRF52.
The picture attached with this message shows a printed antenna coil...
At the moment I'm sending a notificaties during the BLE_GAP_EVT_CONNECTED event. This sometimes results in various errors but I can take care of those. The issue I'm having...
GerberVINR-178.zip
SchematicVINR-178.pdf
Bottom layer
Top Layer
IC on the PCB is marked as follows: nrf51822 QFAAHO 1627WM.
I am able to program the custom...
