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Lexicon, Inc.
DC-2/MC-1 Serial Communications Protocol Printed on: 10/19/00
19 of 44
Application Header:
Command DC_RESP_EFFECT_DEF 0x85
Data Count 2 + strlen(EffectName) + 1 nn
Application Data:
Data[0] EffectId nn
Data[1] MaxParameters nn
Data[2]- Data[DataCount-1] EffectName ch ch ch … 0x00
7.3.9.5 Data Description
EffectId:
Data Type: Unsigned 8 bit integer
Max: Set by the Effect Count in the “Unit Configuration Packet”.
MaxParameters: Maximum number of parameters assigned to this effect.
EffectName:
Data Type: Null(0x00) terminated ASCII character string.
Max Length: EFFECT_NAME_LENGTH defined in Appendix E Protocol Constants.
7.3.10 Get Effect Parameter Definition
Request to DC-2/MC-1 for an effect parameter definition. DC-2/MC-1 will respond with “Effect Parameter
Definition Packet”.
7.3.10.1 Command Packet Description
Application Header:
Command DC_CMD_GET_EFFECT_PARAM_DEF 0x1C
Data Count 2 0x02
Application Data:
Data[0] EffectId nn
Data[1] ParamId nn
7.3.10.2 Data Description
EffectId:
Data Type: Unsigned 8 bit integer.
Max: Set by the Effect Count in the “Unit Configuration Packet”.
ParamId:
Data Type: Unsigned 8 bit integer.
Max: Set by the Parameter Count in the “Effect Definition Packet”.
7.3.10.3 Data Validation:
The EffectId must be a valid Effect Id. If it is not the DC-2/MC-1 will respond with a NAK packet and
error code DC_ERR_ INVALID_EFFECT_ID. The ParamId must be a valid Parameter number. If it is not
the DC-2/MC-1 will respond with a NAK packet and error code DC_ERR_
INVALID_PARAM_NUMBER.
7.3.10.4 Effect Parameter Definition Response Packet