Datasheet

Once it is installed, you can check and make sure you have at least v 0.10.0 which support nRF52 chip

If you see any of these error messages:

openocd: error while loading shared libraries: libhidapi-hidraw.so.0: cannot open shared object file: No such file

or directory

openocd: error while loading shared libraries: libusb-1.0.so.0: cannot open shared object file: No such file or

directory

run the following command to install the libraries:

Optional: Install Segger J-Link Drivers

If you wish to use the newt load or newt debug commands and a Segger J-Link, you will need to install the Segger J-

Link drivers as well.

On Ubuntu systems, you will need to go to the Segger J-Link Downloads page (https://adafru.it/vaI) and download an

appropriate binary package:

For 32-bit systems download:

J-Link Software and Documentation pack for Linux, DEB Installer, 32-bit

For 64-bit systems download:

J-Link Software and Documentation pack for Linux, DEB Installer, 64-bit

Once you have the file on your system, install the package via dpkg as follows (varying the file for the version of

architecture you are using):

Optional: Install minicom

Much of the interaction with your Mynewt device will happen over the serial port, including working with Shell-based

commands on your device.

$ sudo apt-get install openocd

$openocd -v

Open On-Chip Debugger 0.10.0

Licensed under GNU GPL v2

For bug reports, read

http://openocd.org/doc/doxygen/bugs.html

$ sudo apt-get install libhidapi-dev:i386

$ sudo dpkg -i JLink_Linux_V618a_x86_64.deb

Selecting previously unselected package jlink.

(Reading database ... 175450 files and directories currently installed.)

Preparing to unpack JLink_Linux_V618a_x86_64.deb ...

Removing /opt/SEGGER/JLink ...

/opt/SEGGER/JLink not found (OK)

Unpacking jlink (6.18.1) ...

Setting up jlink (6.18.1) ...