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Thisdevicewillexecuteavarietyofapplications.Sinceweareusingsemi-customtechnology,onceprogramming/connectionaredonethedesignerscannotchangethem.AsituationwherethismayoccuriswhentheGPOisalreadydevelopedandtestedandadesignersdesireanICbutnotthecostandtimeofmakingafull-customIC.
5.ASIP+Semi-Custom
Thisdevicewillexecuteaclassofapplicationswellsinceitwasoptimizedwiththoseapplicationsinmind.Oncetheprogramming/connectionsaredone,changescannotbemade.ThissituationarisesafteranASIPisfullydevelopedandtestedandanICisdesiredbutthetimeandcostoffull-customICisnot.
6.SPP+Semi-Custom
Thisdevicewillexecuteasingleprogram.Onceprogramming/connectionsaredonetheprogramwillnotchange.ThissituationmayoccuroncethefinaldevelopmentandtestingisdoneandanICisdesiredbutthetimeandcostoffull-customICisnot.
7.GPP+Full-Custom
Thisdevicewillexecuteavarietyofprograms.Eachlayerhasbeenoptimizedsothatthedevicewillyieldexcellentperformanceandpowerconsumption.Thisoptionisoneofthemostexpensiveandisdesiredwhentheperformance,size,andpowertradeoffsareofgreaterconcernthencostandtime.Thissituationmayariseafterfinaldevelopmentandtesting.Moreover,alargequantityofICswillbeproducedtherebyreducingtheNREperunit.
8.ASIP+Full-Custom
Thisdevicewillexecuteadomainspecificapplicationwell.Eachlayerhasbeenoptimizedsothedevicewillyieldexcellentperformanceandpowerconsumption.Thisoptionisoneofthemostexpensiveandisdesiredwhentheperformance,size,andpowertradeoffsareofgreaterconcernthencostandtime.Thissituationmayoccurafterfinaldevelopmentandtesting.Moreover,alargequantityofICswillbeproducedtherebyreducingtheNREperunit.
9.SPP+Full-Custom
Thisdevicewillexecuteasingleprogram.Eachlayerhasbeenoptimizedsuchthatthedevicewillyieldexcellentperformanceandpowerconsumption.Thisoptionisoneofthemostexpensiveandisdesiredwhentheperformance,size,andpowertradeoffsareofgreaterconcernthencostandtime.Thissituationmayoccurafterfinaldevelopmentandtesting.Moreover,alargequantityofICswillbeproducedtherebyreducingtheNREperunit.
8EmbeddedSystemDesign