dephi OBD II 技術(shù)路線,所謂OBD-II是一個(gè)系列的法規(guī),目的是通過檢測整個(gè)動(dòng)力總成系統(tǒng)的故障或劣化來減少在用車的排放,排放控制系統(tǒng)是OBD-II的基礎(chǔ)。OBD-II同時(shí)也提供診斷的標(biāo)準(zhǔn)化,修理及其他相關(guān)服務(wù)的標(biāo)準(zhǔn)化。當(dāng)車輛的排放(HC,CO,NOx)由于被檢測的零部件/系統(tǒng)的劣化而超出相關(guān)標(biāo)準(zhǔn)的1.5倍時(shí),故障指示燈(MIL)必須被點(diǎn)亮以通知駕駛員,并同時(shí)記錄故障碼。
Flash中內(nèi)置了一個(gè)狀態(tài)寄存器(Status Register,SR)來指示Flash的當(dāng)前工作狀態(tài)和各種操作是否成功。要讀取SR的當(dāng)前值需要向CUI發(fā)送讀狀態(tài)寄存器命令(Read Status Register),命令碼為0x70,SR中的內(nèi)容將在DQ[7:0]上輸出。The Read Status Register (0x70)command causes subsequent reads to output data from the SR until another command is issued. The SR bits are output on DQ[7:0].
FPGA Architecture: Survey and Challenges
Ian Kuon1, Russell Tessier2
and Jonathan Rose1
1 The Edward S. Rogers Sr. Department of Electrical and Computer
Engineering, University of Toronto, Toronto, ON, Canada,
{ikuon, jayar}@eecg.utoronto.ca
2 Department of Electrical and Computer Engineering, University of
Massachusetts, Amherst, MA, USA, tessier@ecs.umass.edu