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NINA-W1 series - System integration manual
UBX-17005730 - R15
Software
Page 17 of 54
C1 - Public
☞
To enable re-programming of the module, UART signals connected to host must not interfere with
the flashing procedure. UART pins must be put in tri-state by host or have the possibility to
disconnect completely. Another option is to let the host software handle the update procedure
using the XMODEM protocol or some form of UART pass-through function.
2.4.1
Updating over UART
NINA-W1 u-connectXpress software includes the bootloader for flashing NINA-W1 over the UART
interface. The software is available for download at
Distributed in a single ZIP container, the software includes two separate binary files and one JSON
file that includes the software label, software description, file name, version, flash address, image
size, image id, file permissions, and signature file reference for the SoftDevice and
ConnectivitySoftware applications:
•
Java Script Object Notation:
NINA-W1XX-CF-<version>.json
. For example:
NINA-W15X-CF-1.0.json
•
ConnectivitySoftware:
NINA-W10X-SW-x.y.z-<build>.bin
. For example:
NINA-W15X-SW-4.0.0-006.bin
•
Signature file:
NINA-W1XX-SI-x.y.z-<build>.txt.
For example:
NINA-W15X-SI-4.0.0-006.txt
2.4.1.1
Updating software with s-center
⚠
To update NINA-W1 u-connectXpress requires s-center software version 4.6.2 or later. See also
the s-center user guide [9].
Procedure
1.
Connect the supplied serial cable from the J8 connector on EVK-NINA-W1 to the USB port your
computer. For further information about setting up EVK-NINA-W1, see also EVK-NINA-W1 user
guide [7].
2.
Download and the latest version of the s-center and u-connectXpress software from u-blox
. See also the EVK-NINA-W1 user guide [7] and s-center user guide [9].
3.
Start s-center and choose "USB Serial Port (COMx)" in the drop-down “COM Port” menu. All other
dialog settings are set to default.
4.
Select
Open Port
. A series of AT commands and response are shown in the “Console Window”.
5.
Select
Tools
>
Software Update
.