Ich scheitere daran den Screen zu füllen
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@@ -11,4 +11,45 @@
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// "white" in every pixel;
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// the screen should remain fully clear as long as no key is pressed.
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// Put your code here.
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// Put your code here.
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(LOOP) // Abfrage des KBD-Speichers
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@KBD //Adresse Keyboardspeicher
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D=M //Datenregister = Speicheradresse
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@KPRESSED
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D;JGT
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@NOKPRESSED
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0;JMP
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(KPRESSED) // Taste wurde/wird gedrückt
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@R0
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M=-1 // 11111111111111111 --> black Pixel
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@ONSCREEN
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0;JMP
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(NOKPRESSED) // keine Taste gedrückt
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@R0
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M=0 // wieder auf 0 gesetzt
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@ONSCREEN
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0;JMP
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(ONSCREEN)
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// erste Zeile von 16384 bis 16415 => 32
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// 31 * 256
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// letztes Byte --> 8192 --> 16384 + 8192 =
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@8191
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D=A
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@R1
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M=D
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//https://github.com/Olical/nand2tetris/blob/master/asm/fill/Fill.asm
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(WEITER)
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@R1
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D=M
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@WEITER
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M=D
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@LOOP
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0;JMP
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@@ -9,4 +9,33 @@
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// This program only needs to handle arguments that satisfy
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// R0 >= 0, R1 >= 0, and R0*R1 < 32768.
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// Put your code here.
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@R2 //Ergebnisspeicher
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M=0 //init
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@R1 //R1 dieser Wert dient als Schleifencounter
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D=M //Inhalt nach M
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@i //Zähler
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M=D //i bekommt R1-Wert
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@END
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D;JEQ
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(LOOP)
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@R0 //R0 ansprechen
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D=M //Wert aus R0 in Datenspeicher
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@R2 //Ergebnisspeicher
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M=D+M //Ergebnisspeicher = Datenspeicher + Ergebnisspeicher
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@i //Zähler
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D=M //D=Zähler
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D=D-1 //D-1
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M=D //Zurückschreiben in Zähler
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@LOOP //LOOP
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D;JGT //D GRÖSSER
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(END) //END LOOP
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@END
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0;JMP
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42
projects/04/tests/Rechteck.asm
Normal file
42
projects/04/tests/Rechteck.asm
Normal file
@@ -0,0 +1,42 @@
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// Zeichnen eines Rechtecks
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// Breite = 16px, die Höhe ist in RAM[0]
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@R0
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D=M
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@n // @16
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M=D // n = RAM[0]
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@i
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M=0 // i=0
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@SCREEN
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D=A
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@address
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M=D // address = 16384 (Basisadresse des HACK-Screens)
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(LOOP)
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@i
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D=M
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@n
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D=D-M
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@END
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D;JGT // if i > n goto END
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@address
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A=M
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M=-1 // RAM[address] = -1 (16 pixels)
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@i
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M=M+1 // i=i+1
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@32
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D=A
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@address
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M=D+M // address = address + 32
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@LOOP
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0;JMP // GOTO LOOP
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(END)
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@END //Programmende
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0;JMP
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25
projects/04/tests/fillscreen.asm
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25
projects/04/tests/fillscreen.asm
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@@ -0,0 +1,25 @@
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@SCREEN
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D=A
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@R15
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M=D
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@R0
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D=A
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@R14
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M=D
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(LOOP)
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@R14
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D=M
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@END
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D;JEQ
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@R15
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M=M+1
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@R14
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M=M-1
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@LOOP
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(END)
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@END
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0;JMP
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