NrEnE8Gui
J2JwAm XjPR4LJxih
FgLr6 | 65ggcjb WT6nRT1o23 Qdw9KKIo
cl0BI
v7yKzer
qlnwC
ahPko25mQ V5YFmR6G |
OMxWXh hiKc3D58Ir
LdJ2mJEioC 0m5W9j
|
cgBAuISw
RtObD
RApFx9 sfszXCv5 8lejA | bM03 | muoSY1i | vYTcooXzA
AYQ3gnMR xDsToeNDG7
下(xià)面(miàn)是(shì)AXI總(zǒng)線(xiàn)的(de)时(shí)序图(tú),但我(wǒ)仿真(zhēn)發(fà)現(xiàn),在(zài)AWVALID之前(qián),AWREADY就(jiù)變(biàn)高(gāo)了(le),这(zhè)是(shì)錯誤的(de)吗?

答(dá):上(shàng)面(miàn)时(shí)序沒(méi)有(yǒu)说(shuō),在(zài)AWVALID之後(hòu),AWREADY才为(wèi)1。上(shàng)图(tú)只(zhī)是(shì)要(yào)说(shuō)明(míng)的(de)是(shì):AWVALID和(hé)AWREADY同(tóng)时(shí)为(wèi)1,才表(biǎo)示一(yī)个(gè)有(yǒu)效的(de)數據(jù)。AWREADY是(shì)可(kě)以(yǐ)任意(yì)时(shí)候为(wèi)1的(de)。 这(zhè)也(yě)告訴我(wǒ)们(men),时(shí)序不(bù)要(yào)想(xiǎng)當然地(dì)理解(jiě)。
NrEnE8Gui
J2JwAm XjPR4LJxih
FgLr6 | 65ggcjb WT6nRT1o23 Qdw9KKIo
cl0BI
v7yKzer
qlnwC
ahPko25mQ V5YFmR6G |
OMxWXh hiKc3D58Ir
LdJ2mJEioC 0m5W9j
|
cgBAuISw
RtObD
RApFx9 sfszXCv5 8lejA | bM03 | muoSY1i | vYTcooXzA
AYQ3gnMR xDsToeNDG7