![background image](http://html.mh-extra.com/html/storm/ez-key/ez-key_technical-manual_1382788021.webp)
EZ-Key Keypad with integrated audio
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 2015. All rights reserved.
EZ-Key + Audio - Technical Manual Rev 1 Apr 2015
www.storm-interface.com
Page 21 of 35
Controlling the Keypad from the Host Computer
List of Messages
(Structure of Messages from Host to EZkey is on the following pages)
ID
Name
Description
01
Device Status Request Output the firmware version & selected parameters
02
LED Brightness
Adjust led brightness.
03
Reserved
Reserved for future use
04
Key Press Beeper
Enable/Disable beeper.
05
Load New code table
Load new code table
06
Beeper Command
Sound beeper
07
Keypad Type
Select layout table
08
Reserved
Start/end a self test
09
Write to default
EZkey writes configuration data from ram to flash
10
Reset to factory default Reset device back to factory default
11
Reserved
Reserved for future use
12
Load Firmware
Sets the EZkey to detect the device loader for firmware loading
13
Status Beeper
Sounds the beeper for x period.
Structure of Messages from EZkey_VOIP to Host
01 Key Press Code
sends a key scan code back to HOST when a key is pressed on keypad