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Lexicon, Inc.
DC-2/MC-1 Serial Communications Protocol Printed on: 10/19/00
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7.3.4.3 Data Description
ProductId: This unsigned 8 bit value describes the product.
Product ID
Lexicon Dc-2 1
Lexicon MC-1 2
JBL Synthesis SDP-3 3
Software Type: An unsigned 8 bit value indicating the current configuration of the unit’s
software. The following table shows the values assigned to the available types:
SW Type
THX 1
AC3 2
DTS 3
Software Level: The following table shows the values assigned to the possible software levels:
SW Level
RELEASED 0
PRE_ALPHA 1
ALPHA 2
BETA 3
GAMMA 4
UNSUPPORTED 5
*Note: SW level indicates the status of the DC-2/MC-1 internal application software.
Software Major Revision: An unsigned integer value indicating the unit’s major software version. The host
should use this information to determine if new effects, effect parameters, or
system parameters have been added or removed.
Software Minor Revision: An unsigned integer value indicating this units minor software version. Indicates
the units software operation has changed but effects, effect parameters, or system
parameters have not changed.
Protocol Major Revision: An unsigned integer value indicating the serial communication protocol major
version. The host should use this value to determine if new commands,
notifications, or response packets have been added or deleted from this
specification.
Protocol Minor Revision: An unsigned integer value indicating the serial communication protocol minor
version. The host should use this value to determine if the existing commands,
notifications, or response packets have changed in this specification
Total Number of System Parameters: An unsigned integer value indicating the maximum number of
system parameters for this version of software. This should be used to determine
the data count for the “DC-2/MC-1 System Parameter Values Packet” and “Set
System Parameter Values Packet”.
Total Number of Effects: An unsigned integer value indicating the maximum number of effects available
for this version of software. This should be used to determine the maximum
EffectId used in the “Get Effect Definition Packet”, “Get Effect Parameter
Definition Packet”, “Set Effect Name Packet” , and “Set Effect Parameter
Values Packet”.