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NavPad
™
Technical Manual
The content of this communication and/or document, including but not limited to images, specifications, designs, concepts and information
is confidential and is not to be used for any purpose, or disclosed to a third party without the express and written consent of
Keymat Technology Ltd., Copyright 2020. All rights reserved.
NavPad - Technical Manual Rev 2.2
www.storm-interface.com
Page 1 of 64
Product Overview
Page
Features
2
Audio Control – Typical Method
3
Part Numbers & Specifications
4
USB Device Information
7
Code Tables
9
Windows Utility
System Requirements
10
Using the Utility
13
Customising the USB Codes
18
API for controlling the Keypad from the Host Computer
Device Communications / Message Format
26
List of Messages
28
Message Details
29
Host API Library for Application Developers
42
Code Examples (Visual Studio)
55
Remote Update of Device Firmware
57
Change History
64