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时间: 2020-1-6 12:27
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Inreal-timeISPmode,theuserflashmemory(UFM),programmablelogic,andI/OpinsremainoperationalwhileprogrammingoftheCFMisinprogress.ThecontentsoftheCFMwillnotdownloadintotheSRAMafterthesuccessfulprogrammingoftheCFM.Instead,thedevicewaitsforapowercycletooccur.Thenormalpower-upsequenceoccurs(CFMdownloadstoSRAMatpower-up)andthedeviceentersusermodeaftertCONFIGtime.Figure12–2showstheflowofreal-timeISP.……