ncodegen [/p:package] /t:template /i:input /o:output [parameters /param:Param1=Value1,....] [/e:engine]

Parameter	Description
package	address of package folder
template	Address of template file (template name if package specified)
input	Address of XML input file
ouput	output file address
parameters	comma separated list of parameter name and values
engine	template engine that NCodeGen uses (NVelocity,XSLT,Simple)