Specifications

Cohda Wireless|Cohda XBU-V Specification | 25/03/2019 | Commercial in Confidence
Data Storage services
MK5 provides 4GB non-volatile data storage services using on-board eMMC and standard Linux file systems.
Embedded File-System
The MK5 includes an embedded flash memory based file-system which is used for the storage of system
firmware and small amounts of user application data.
General File-System
The MK5 system provides a general file-system in the form of a removable microSD card. This file-system can
be used for any storage task an application may require, including the ability to log real-time data. The MK5
system includes device drivers for the microSD card.
Ancillary Services
The MK5 module software environment also provides access to System time (UTC).
The MK5 also provides power on self-test operations with the facility to log faults to the embedded file system
and report faults via LEDs.
LED Indicators
The MK5 XBU-V variant has two external LED’s, which are used to indicate the power and operational status:
- 1 LED to indicate the power status
o Off - No Power
o Solid Green - Powered On
- 1 LED to indicate the operational status
o Off - No Power
o Blinking Green - Start-Up
o Solid Green - Operational
o Amber - Firmware Update In Progress
o Red - Fault