Russound CAS44 Manual page 9

7E
7D
7C
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All other keypad IDs have not been formally assigned so they can be used as needed.
4.1.3 Source Device ID
The "Source" Device ID is the identification of the device that is sending the message. For
external devices controlling the system, like an automation and control system, these can be any
value that is a unique value among devices attached to the system. The recommend Device ID
for external control systems is Controller ID: 0x00, Zone ID: 0x00, and Keypad ID: 0x70.
4.1.3.1 Source Controller ID
rd
For 3 party devices, this should be set to a value of '0x00'.
4.1.3.2 Source Zone (Port) ID
rd
For 3 party devices, this should be set to a unique value among devices attached to the system.
4.1.3.3 Source Keypad ID
The recommend Keypad ID for external control systems is 0x70, which is a Keypad ID other
than those used in the system.
4.1.4 Message Type
This value defines the type of message that is being sent. The most important Message Types are
as follows:
Value (Hex)
00 Set Data
01 Request Data
02 Handshake
05 Event
Reserved
Targets all Keypads on a particular zone or all
Sources for connected Peripheral Devices
A special ID used by Keypads when they are
requesting an ID (Keypad ID) from the Controller
This message is a Source Broadcast Display
Feedback message
Message Type Description
Sets a parameter's value
Requests a parameter's value
Acknowledges a data send
Triggers a system response that may
set a parameter value, update displays,
etc...
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