But now I have a new problem that is whenever I set " PWR_UP " bit in CONFIG register then it drop the 3.3 volt vcc to 1.2 volt. I don't know why its happening. Anyway, is...
This previous question about multiple advertisements seems to be related to softdevice 7. I was unable to get a similar example working in SD/SDK8
My end-goal is to add...
We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
Hi everyone,
I have found your git "Ble Optiboot"( github.com/.../ble-optiboot) , and I have understood, it is usefull to load a binary into MCU flash, I was looking for...
I'll go ahead and describe what I need to do and see if anyone might have some place to start for me since I'm having a lot of trouble figuring out what I need.
I'm looking...
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…
1.Profile
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 &…