# Mini ARM avec PC, machine de cours input N input Z input IMM input RI12 input RI13 input RI14 input RI15 # Signaux internes internal LDR = !RI15 * !RI14 * !RI13 * !RI12 internal STR = !RI15 * !RI14 * !RI13 * RI12 internal MOV = !RI15 * !RI14 * RI13 * !RI12 internal ADD = !RI15 * !RI14 * RI13 * RI12 internal SUB = !RI15 * RI14 * !RI13 * !RI12 internal CMP = !RI15 * RI14 * !RI13 * RI12 internal BEQ = !RI15 * RI14 * RI13 * !RI12 internal BLT = !RI15 * RI14 * RI13 * RI12 internal B = RI15 * !RI14 * !RI13 * !RI12 # Registres output HRADM = P1+P2+P4*(LDR+STR) output HRI = P2 output HREG = P5*(LDR+MOV+ADD+SUB) output HSR = P5*CMP output HPC = P2+P3*IMM+P5*(B+BEQ*Z+BLT*N) # Mémoire output RW = !(P5*STR) # UAL output U0 = T4*IMM+T5*(LDR+STR+BEQ+BLT+B+(MOV*IMM)+ADD) output U1 = 0 output U2 = T2+T3+T4*IMM+T5*(LDR+STR+BEQ+BLT+B+(MOV*IMM)) output U3 = T2+T3+T5*(ADD+SUB+CMP) # Autres signaux output PCA = T1+T2+T3*IMM output MemB = T4+T5*(LDR+IMM*(MOV+ADD+SUB+CMP+BEQ+BLT+B))