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 upgraded my SDK from 15.2 to 17.
After upgrading - I can't connect my device via NFC - it keeps disconnect with NRF_ERROR_RESOURCES .
I've tried to increase...
Hi
My goal is to create a USB HCI firmware that works on any custom board that exposes the USB port of a nRF52840. Based on the requirement for USB HCI it was clear to use...
Hi, I am working on an OTBR, nrf52840 connects to the router through SPI, I want to know how to upgrade 52840 through the router. The router use OpenWRT. p lease give me some...
Hi,
Our devices are getting randomly bricked by updating firmware through mcumgr in Zephyr. It happens on both the nRF91 and nRF52 chips when we run the latest nRF Connect...
It's strange, My nrf52840 can't boot up after power on,unless it was connected to JLINKRTTVIEW, If I disconnected the JLINKRTTVIEW, the device will stop running, Connect again...
Can anyone tell or give a pointer to info about RFCOMM vs. NUS (or any other vendor specific UART emulation service)?
Why are there vendor specific UART emulation services...
Referring to the Nordic message sequence chart in the following link:
https://infocenter.nordicsemi.com/index.jsp
(Software Development Kit -> Previous Versions of nRF5...
Hello!
I use SDK v17 and using the library and example code for the lsm9ds1 sensor.
github.com/.../nRF52-DK-and-LSM9DS1
'lsm9ds1_reg.c', 'lsm9ds1_reg.c' these two files...
Hello!
I am using ble adc scan mode example and successfully tested it with nrfconnect by sending my data from AIN3 . Now i want to send data of ble to raspberry pi bluetooth...
HI
Like to check on the usage of MQTT. We are connecting the nrf9160 to the network in eDRX.
During the interval, we may lose some message due to the lost of connection...
Hi.
I'm using ES.
RTT(Debug Terminal) on ES works fine. But sometimes I want to use J-link RTT viewer.
How can I turn off RTT on ES and then use J-link RTT viewer? ...
Hi,
as discussed in different issue on DevZone . We have discovered that send command freezes the program in the CoAP client sample. The Nordic employee Hakon has confirmed...
Hello,
This is related to a previous post , but now with new information and a more specific issue to resolve.
We have product in the field based on RF Digital's Simblee...
HI
I used nrf51822- EK board.
BLE HID MOUSE - SDK 8.0
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How to send left button or right button data?
How to modify below method?
static void mouse_click_send...
Hi everyone,
I'm working on a custom bootloader for nrf52840-based board. The bootloader needs to support DFU from an external SPI Flash and also BLE. I was working on...
