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 Team,
We are using the nRF52840 DK for our development purpose. We have some issues with USB J2 connector and unable to connect the on board debugger. We have tried...
Please note about 9 days ago another user reported similar problem but is his case LED3 and LED4 were blinking. In my case after reset I see LED 3 blink and then about 30...
It had been working fine until just this moment.
Every time i turn it on, it works fine for few seconds and then the red led in the device turns on. I don't understand the...
Hi,
I'm developing for a 52833 using SDK_17.0.0 and S113_7.0.1.
I'm using the following code with the intention that when the RDY pin goes low, it will wake up the processor...
Hi! I'm currently using the nrF52840 DK to send numbers by BLE. I have 2 questions for you. 1. Can I send negative values? ex. -1, -2, -3 2. Can I send decimal values? ex...
Hi Nordic Support
I have been working to port a blinky variant project and have found previous threads useful for guidance. I'm working with Segger Embedded Studio and have...
Hello,
Is there a way to multicast messages from BLE client to multiple servers? I know mesh does the same job but we are exploring a possibility to do the same using standard...
hi,I am working with nrf52832 board. I want to send the multiple beacon at a time(same instance).
can you please suggest me at a a time how many beacon we can send out(exact...
Let me first show what parameters I am choosing for calculating the data rates :
Conn interval is 7.5ms and connection length ext is off meaning it wont extend the connection...
Hello,
Application crashes at " nrf_sdh_enable_request ()" without returning any error code. Execution up to this seems fine and I get RTT debug prints. I have also tried...
In a timeslot-based multi-protocol application running on an nRF52832 with Softdevice S132 7.0.1, at seemingly random points and very rarely I observe the softevice calling...
There is an error in your documentation here:
https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.0.0/lib_bootloader_dfu_banks.html?cp=7_1_3_5_1_2_2#lib_bootloader_dfu_appdata...
Hi, I need to support both BLE update and serial update with sdk 17. Going through some past post, the idea is clear.
1) Start with DFU_BLE example project.
2) Add the...
From my understanding, notifications have guaranteed in-order delivery at the lower levels. I'm working on a small file transfer system out of an nrf52840, trying to decide...
Dear Sir/Madam,
As a BLE solution in our products one of the candidate ICs is NRF52820. Our current PCB is a 2 layer one. But the reference design for NRF52820 is 4 -layer...
