刚做的。帮忙核对。
(A)
opcode=M0, M1, M2, M3, M4, M5
XOR:
M0T4: DR<-M[AR]
M0T5: AC<-AC xor DR, SC<-0
ADM:
M1T4: DR<-M[AR]
M1T5: AC<-AC+DR, DR<-AC
M1T6: M[AR]<-AC, AC<-DR, SC<-0
SUB:
M2T4: DR<-M[AR]
M2T5: AC<-AC-DR, SC<-0
XCH:
M3T4: DR<-M[AR]
M3T5: M[AR]<-AC, AC<-DR, SC<-0
SEQ...