I itsallabtamrit New Member Aug 3, 2006 #1 why there r free spaces in the data bus in the microprocessor..?out of 8 data bus only 5 contains the flags..why nt all..?
why there r free spaces in the data bus in the microprocessor..?out of 8 data bus only 5 contains the flags..why nt all..?
Nigel Goodwin Super Moderator Most Helpful Member Aug 3, 2006 #2 itsallabtamrit said: why there r free spaces in the data bus in the microprocessor..?out of 8 data bus only 5 contains the flags..why nt all..? Click to expand... It depends on the particular processor and particular register - if you only need 5 flags for a particular register 8 would be pointless!.
itsallabtamrit said: why there r free spaces in the data bus in the microprocessor..?out of 8 data bus only 5 contains the flags..why nt all..? Click to expand... It depends on the particular processor and particular register - if you only need 5 flags for a particular register 8 would be pointless!.