I get the following error when flashing my nRF9151DK. I think this happened after I accidently powered NRF_VDD(3.3V) through the current measurement jumper, while the board...
I build contact sensor example (use nrf connect sdk v3.2.1, nrf52840 chip) and try commissioning with apple home kit (use homepod mini), device commissioning succeed but cannot...
Hello,
We are using 2 nRF5340-based devices running:
samples/bluetooth/periodic_adv_rsp
samples/bluetooth/periodic_sync_rsp
with the PAwR configuration (modified...
Hi, I took my old NRF52840 DK PCA10056 revision 2.0.1 and tried evaluating it today after few years. I am unable to connect to the target. I have 2 identical boards that were...
The first generation of wireless PC accessories to achieve widespread success (the ones that shipped with a dongle in the box) adopted 2.4GHz radios because these radios offered the optimal trade-off between…
Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
Hello
I wrote a tutorial on using the nrF52 Development Kit with Keil MDK.
www.keil.com/appnotes/docs/apnt_308.asp
This document features essential debugging capabilities of the nrF52 series.
ETM Instruction…
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During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。
SCAN_REQ: Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE,sent by the Link Layer…
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MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the Bluetooth…
Today I tried to find the better ways to debug program on nRF52840 PDK from CLI on linux.
The ways that I tried
[Failed] openocd (both stlink and jlink) & gdb
[Succeeded] JLink & JLinkGDBServer &…