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Lexicon, Inc.
DC-2/MC-1 Serial Communications Protocol Printed on: 10/19/00
24 of 44
7.3.16.1 Command Packet Description
Application Header:
Command DC_CMD_SET_EFFECT_PARAM_VALUES 0x1F
Data Count EFFECT_COUNT[EffectId] + 1 nn
Application Data:
Data[0] EffectId nn
Data[1] effect_param_value[0] nn
Data[…] effect_param_value[…] nn
Data[DataCount-1] effect_param_value[EFFECT_COUNT-1] nn
7.3.16.2 Data Description
EffectId:
Data Type: Unsigned 8 bit integer.
Max: Set by the Effect Count in the “Unit Configuration Packet”.
effect_param_value:
Data Type: Unsigned 8 bit integer array.
Max: Dependent on the parameter definition
7.3.16.3 DC-2/MC-1 Response
The DC-2/MC-1 will assign the values from the packet to the effect parameter values in Nonvolatile RAM.
If the effect is active the DC-2/MC-1 will reload the effect to activate all the parameter values.
7.3.16.4 Data Validation
If a value is passed that exceeds the maximum value of that parameter the DC-2/MC-1 will ignore the
command and transmit a DC_NAK command with an error code DC_ERR_INVALID_DATA.
7.3.17 Set Effect Name by Effect Id
Sets an effect name to the transmitted value for a given effect.
7.3.17.1 Command Packet Description
Application Header:
Command DC_CMD_SET_EFFECT_NAME 0x20
Data Count strlen(EffectName) + 2 nn
Application Data:
Data[0] EffectId nn
Data[1]-Data[DataCount-1] EffectName ch ch ch … 0x00
7.3.17.2 Data Description
EffectId:
Data Type: Unsigned 8 bit integer
Max: Set by the Effect Count in the “Unit Configuration Packet”.
EffectName:
Data Type: Null(0x00) terminated ASCII character string.
Max Length: EFFECT_NAME_LENGTH defined in Appendix E Protocol Constants.
7.3.17.3 DC-2/MC-1 Response
The DC-2/MC-1 will copy the Effect Name to Nonvolatile RAM. If the effect being adjusted is active the
effect will be reloaded for the changes to be initialized.
7.3.17.4 Data Validation: