I'm trying to use the nrf8001 (and arduino) to send MIDI (musical note data) to Mac OSX. According to the Apple developer site the midi profile requires that the characteristic...
I have a custom made board that has an EFM32WG360F256 communicating to an nRF8001, verified that the ACI protocol works with repeated echos, however when I run the efm_ble_my_project_template...
Hi,
I have 3 nRF51 DK pca10028 v1.1.0
I compiled and run power profiling example and after that I cannot flash or connect to the devices (tested in all three of them)...
Hi Guys,
Thanks for your precious time and insight. Let me try to explain what we did,
We have developed a custom board
After assembling the board, we do a bare board...
Hello all, this tutorial goes to a fellow named Emil who helped me with this project.
Number 1_ Make sure you set up the terminal viewer For debugging with real.You need...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
What is the official status of the Softdevice Serialization for S130 in SDK 9? I could see an older answer on how that was removed in SDK 8 but since almost half year has...
Hi,
I've read a lot of question on the forum, but I'm a lit bit confused about what I have to do to use one static passkey on the central and peripherical device. In my...
Hi There,
I'm having problems with my hardware timer appearing to stop counting or not being cleared via a short when the timer interrupt is executing.
In my application...
Hey!
I want to use the nrf51 BLE-module in some special environment.
It should be able to work with bluetooth and in addition to it with some other RF protocol (Gazell...
Hi,
I have added "DFU" functionality to my existing BLE application Test.rar .
"I am using nrf52 SDK v11.0".
I have programmed the device with softdevices (S132.hex...
Hi,
I am new to eclipse on windows.
I have bought the PCA10040 board.
I have installed eclipse and GNU ARM Eclipse 3.1.1 plug-ins.
Copied the NRF52-SDK into workspace...
Hi developers,
I am trying to collect data from an AFE (ADS1298) and could get some values. Inorder to check the accuracy I need to plot this value. I am programming this...
Hi,
I am running the nRF51822 from a coin-cell. I need to measure the cell voltage. Until now, I have attached VDD to an ADC pin with a voltage divider and a capacitor...
Hello~
In my production line use jig contact my PCBA, and use Jlink connect to Nordic 51822 download FW, but I found sometime can use 500kHz and sometime can't use, just...
Hi
I am using nRF52(PCA10040) as a sniffer dongle, but it seems the sniffer mode cannot work, and shows the error log: "INFO: Error on port xx. file: Packet.py, line 245...
First step of trying to integrate S132 to a small OS is failing completely.
When I use SVC the system ends up in hanging in hard fault.
The SoD handler ends up trying...
I am testing to develop an application that sleep (system-on mode) for most of the time, and it wake-up periodically to send out somethings.
As I would like to lower the...
Hello,
After when I download the protocol stack（S132）.The target is NRF52832 chip，tool is J-link OB.
I choose to recover nrf52 ，then prompt unable to fine or open the...
Hi,
In ADC, we would be using the internal voltage generator as the reference voltage. How stable is the voltage coming out of the reference generator. Would it be always...
It appears that, if I wanted to write characteristics to my BLE device, I can utilize the writeCharacteristic method of the BluetoothGatt class. Is this the right way to go...
