final hw push

ass1/vaje/vhod_izhod/AA.dev

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+SIC/XE

ass1/vaje/vhod_izhod/cat.asm

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+CAT START 0 
+LOOP RD vhod
+     WD izhod
+     J LOOP
+HALT J HALT
+    END CAT
+
+vhod BYTE 0 
+izhod BYTE 1
+

ass1/vaje/vhod_izhod/echo.asm

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+ECHO START 0
+    LDA #3643
+    STA number
+    JSUB char
+    JSUB nl
+    JSUB char 
+    JSUB nl    
+    +LDA #test_niz
+    JSUB string
+    JSUB nl
+    LDA number
+    JSUB num
+    JSUB nl
+    LDA #23
+    JSUB num
+    JSUB nl
+HALT J HALT
+    END ECHO
+
+.izpis znaka
+char WD #1
+     RSUB
+
+.izpis newline
+nl  +STA old_A
+    CLEAR A
+
+    LDCH newline
+    WD #1
+    
+    +LDA old_A
+    RSUB
+
+.izpis niza
+string   +STA strptr
+loop_niz CLEAR A
+         LDCH @strptr
+         WD #1
+         COMP #0
+         JEQ out
+         +LDA strptr
+         ADD #1
+         +STA strptr 
+         J loop_niz 
+out  RSUB
+    
+.desetiski izpis stevila v A iz HEX
+.stevke pridobimo z mod 10, shranimo v tabelo, nato tabelo izpisemo v obratnem vrstnem redu
+num     LDX digits_ix
+        STA number
+        DIV #10
+        STA quot
+        MUL #10
+        STA subtrahend
+        LDA number
+        SUB subtrahend
+        STCH digits, X
+        LDA digits_ix
+        ADD #1
+        STA digits_ix
+        LDA number
+        DIV #10
+        COMP #0
+        JGT num
+        .shrani stevec za X register in pa mejo len za naslednjo zanko loop_num        
+        LDA digits_ix
+        STA len
+        SUB #1
+        STA digits_ix
+        .izpis tabele v obratnem vrstnem redu
+loop_num  LDX digits_ix
+          LDCH digits, X
+          ADD #48 .stevke v ascii se zacnejo pri 48
+          WD #1
+          LDA digits_ix
+          SUB #1
+          STA digits_ix
+          LDA i
+          ADD #1
+          STA i
+          COMP len
+          JLT loop_num
+          
+          LDX #0
+          LDA #0
+          STA digits_ix
+          STA i
+          STA len
+          LDA number
+          RSUB 
+
+old_A WORD 0 
+newline BYTE 10
+test_niz BYTE C'hello world'
+         BYTE 0
+strptr WORD 0
+quot WORD 0
+subtrahend WORD 0
+number WORD 0 
+digits RESB 100
+digits_ix WORD 0 
+i WORD 0
+len WORD 0 

ass1/vaje/vhod_izhod/print.asm

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+PRVI START 0
+     LDX counter
+loop LDA niz, X
+     WD device
+     LDA counter
+     ADD #3
+     STA counter    
+     LDX counter
+     COMP #bytes_len 
+     JLT loop
+HALT J HALT
+    END PRVI
+
+
+counter WORD 0 
+device BYTE X'AA'
+niz WORD 83 .S
+    WORD 73 .I
+    WORD 67 .C
+    WORD 47 ./
+    WORD 88 .X
+    WORD 69 .E
+    WORD 10 .newline
+lastin EQU * 
+bytes_len EQU lastin - niz