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Microprocessadores

Prof. Adriano Cardosoadrianosvc@ufsj.edu.br

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Especificacoes da maquina didatica 15 de outubro de 2015

Caminho de dados

3

3

3

in

r/W

AA

BA

DAfile registers

PC wpc

A B

3

Y

oe

fs

ALU

pcs asel

MEM

wir

IR

16

16

address

data

0

0

1

1

rw

me

Microprocessadores Engenharia Mecatronica 2

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Especificacoes da maquina didatica 15 de outubro de 2015

Instrucoes: operacoes logicas, aritmeticas e de deslocamento

instrucao operacao op code binarioAND Ra,Rb Ra R a & R b 00 0000 00 0000 xxxx bbb aaaOR Ra,Rb Ra R a | R b 00 0001 00 0001 xxxx bbb aaaXOR Ra,Rb Ra R a ^ R b 00 0010 00 0010 xxxx aaa bbbNOT Ra,Rb Ra ~ Rb 00 0011 00 0011 xxxx bbb aaaADD Ra,Rb Ra R b + R a 00 0100 00 0100 xxxx bbb aaa

INC Ra,Rb Ra R b + 1 00 0101 00 0101 xxxx bbb aaaSUB Ra,Rb Ra R b - R a 00 0110 00 0110 xxxx bbb aaaDEC Ra,Rb Ra R b - 1 00 0111 00 0111 xxxx bbb aaaLS Ra,Rb Ra Rb > 1 00 1010 01 1010 xxxx bbb aaa

16

6 4

reservado

3 3

op code

ALU fs

Ra

AA/DA

Rb

BA

Microprocessadores Engenharia Mecatronica 3

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