Chap 5 Computer Architecture

筆記:

CHIP Memory {

IN in[16], load, address[15];

OUT out[16];

PARTS:

DMux ( in=load , sel=address[14] , a=ri , b=si );

RAM16K ( in=in , load=ri , address=address[0..13] , out=or );

Screen ( in=in , load=si , address=address[0..12] , out=os);

Keyboard ( out=ok );

Mux4Way16 ( a=or , b=or , c=os , d=ok , sel=address[13..14] , out=out );

}

CHIP Computer {

IN reset;

PARTS:

ROM32K(address=pc, out=instruction);

CPU(inM=inM, instruction=instruction, reset=reset, outM=outM, writeM=writeM, addressM=addressM, pc=pc);

Memory(in=outM, load=writeM, address=addressM, out=inM);

}