sumador secuencial - QueGrande

9.5. Unidade de Control Microprogramada:
1
start
end
ready
i1i0 = 00
i1i0 = 01
MUX
8 a 1
3
INICIO:
BUCLE:
ESPERAR:
RECUPERAR:
STROBE
00000
00001
00010
00011
00100
00101
00110
00111
01000
01001
01010
01011
01100
01101
01110
01111
10000
10001
10010
10011
10100
10101
INCR
LOAD
CONTADOR MICROPROGRAMA
5
5
ROM
(32 x 12)
12
REG. MICROINSTRUCCIONES
RESTORING
FAULT
CHECK
WAIT
DONE
INITIATING
PROCESSING
SELECT
STARTING
OK
READY
CLK
1 1 0 0 0 0 0 0 0 0 0 0
0 0 0 1 x x x 0 0 0 0 0
1 0 1 1 0 0 0 0 0 0 0 0
0 0 1 0 x x x 0 1 1 1 0
1 0 1 0 1 0 0 0 0 0 0 0
0 1 0 0 x x x 0 1 0 0 0
0 1 0 1 x x x 0 1 0 1 0
0 0 0 0 x x x 1 0 0 0 1
1 0 0 0 0 1 0 0 0 0 0 0
0 0 0 0 x x x 0 0 0 1 0
1 0 0 0 0 0 1 0 0 0 0 0
1 0 0 0 0 1 0 0 0 0 0 0
1 0 0 0 0 0 0 1 0 0 0 0
0 0 0 0 x x x 0 0 0 1 0
1 0 0 0 0 0 0 0 1 1 0 0
0 0 1 1 x x x 0 1 1 1 0
0 0 0 0 x x x 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 1 0
0 0 1 1 x x x 1 0 1 0 0
0 0 0 0 x x x 0 0 0 1 0
1 0 0 0 0 0 0 0 1 0 0 1
0 0 0 0 x x x 0 1 1 1 0
. . .
activar READY
IF start goto INICIO
activar OK, STARTING
IF end goto ESPERAR
activar OK, SELECT
IF i 1 i 0 = 00 goto 8
IF i 1 i 0 = 01 goto 10
goto RECUPERAR
activar PROCESSING
goto BUCLE
activar INITIATING
activar PROCESSING
activar DONE
goto BUCLE
activar WAIT, CHECK
IF ready goto ESPERAR
goto INICIO
activar FAULT
IF ready goto 20
goto BUCLE
activar WAIT, RESTORING
goto ESPERAR