ABC Office DC-2 Get System Parameter Definition by Name Command Packet, Dccmdgetsysparambyname

Lexicon, Inc.
DC-2/MC-1 Serial Communications Protocol		Printed on: 10/19/00
Max:	Set by the System Parameter Count in the “Unit Configuration Packet”.

7.3.7.3 Data Validation:

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.

7.3.7.4 Get System Parameter Definition by Name Command Packet

Application Header:

Command	DC_CMD_GET_SYS_PARAM_BY_NAME	0x19
Data Count	strlen(ParamName) + 1	nn
Application Data:
Data[0]-Data[DataCount-1]	ParamName	ch ch ch … 0x00

7.3.7.5 Data Description

ParamName:
Data Type:	Null(0x00) terminated ASCII character string.
Max Length:	PARAM_NAME_LENGTH defined in Appendix E Protocol Constants.

7.3.7.6 Data Validation:

The ParamName must be a valid Parameter name. If it is not the DC-2/MC-1 will respond with a NAK packet and error code DC_ERR_ INVALID_PARAM_NAME.

7.3.7.7 System Parameter Definition Response Packet

This packet describes the defining information for a given system parameter.

Application Header:

Command	DC_RESP_SYS_PARAM_DEF	0x83
Data Count	3 + strlen(ParamName) + 1	nn
Application Data:
Data[0]	ParamId	nn
Data[1]	MaxValue	nn
Data[2]	Value	nn
Data[3]- Data[DataCount-1]	ParamName	ch ch ch … 0x00

7.3.7.8 Data Description

ParamId:	The Integer Id assigned to this system parameter.
	Data Type:	Unsigned 8 bit integer
	Max:	Set by the System Parameter Count in the “Unit Configuration Packet”
MaxValue:	Maximum Value allowed for this system parameter.
	Data Type:	Unsigned 8 bit integer
	Max:	255
Value:	The Current Value for this system parameter.
	Data Type:	Unsigned 8 bit integer
	Max:	MaxValue(in this Packet)

ParamName:
Data Type:	Null(0x00) terminated ASCII character string.
Max Length:	PARAM_NAME_LENGTH defined in Appendix E Protocol Constants.

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