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| − | + | {{Languages|LISTING1.TXT}} |
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| + | <pre> |
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| + | ****************************************************************** |
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| + | * * |
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| + | * 68000 ASSEMBLER COURSE ON ATARI ST * |
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| + | * * |
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| + | * by The Fierce Rabbit (from 44E) * |
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| + | * * |
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| + | * Second series * |
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| + | * * |
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| + | * Listing number 1 * |
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| + | * * |
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| + | ****************************************************************** |
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| + | |||
| + | * Displaying an image included in the program. |
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| + | |||
| + | LEA IMAGE,A6 image address |
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| + | ADDA.L #2,A6 jump over the DEGAS header |
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| + | MOVE.L A6,-(SP) now on the colors |
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| + | MOVE.W #6,-(SP) set by XBIOS(6) |
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| + | TRAP #14 |
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| + | ADDQ.L #6,SP |
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| + | |||
| + | MOVE.W #3,-(SP) looks for the screen address |
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| + | TRAP #14 |
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| + | ADDQ.L #2,SP |
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| + | MOVE.L D0,A5 saves it in A5 |
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| + | |||
| + | ADDA.L #32,A6 jump over the colors (16 words) |
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| + | MOVE.W #7999,D0 init counter |
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| + | COPIE MOVE.L (A6)+,(A5)+ transfer image to screen |
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| + | DBF D0,COPIE |
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| + | |||
| + | MOVE.W #7,-(SP) waits for a key press |
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| + | TRAP #1 |
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| + | ADDQ.L #2,SP |
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| + | |||
| + | MOVE.W #0,-(SP) and bye bye |
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| + | TRAP #1 |
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| + | |||
| + | IMAGE INCBIN "A:\TRUC.PI1" the image |
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| + | |||
| + | </pre> |
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| + | Back to [[ASM_Tutorial]] |
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| + | [[Category: 68000 ASSEMBLER ON ATARI ST Part 1 ]] |
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Revision as of 00:51, 17 December 2023
******************************************************************
* *
* 68000 ASSEMBLER COURSE ON ATARI ST *
* *
* by The Fierce Rabbit (from 44E) *
* *
* Second series *
* *
* Listing number 1 *
* *
******************************************************************
* Displaying an image included in the program.
LEA IMAGE,A6 image address
ADDA.L #2,A6 jump over the DEGAS header
MOVE.L A6,-(SP) now on the colors
MOVE.W #6,-(SP) set by XBIOS(6)
TRAP #14
ADDQ.L #6,SP
MOVE.W #3,-(SP) looks for the screen address
TRAP #14
ADDQ.L #2,SP
MOVE.L D0,A5 saves it in A5
ADDA.L #32,A6 jump over the colors (16 words)
MOVE.W #7999,D0 init counter
COPIE MOVE.L (A6)+,(A5)+ transfer image to screen
DBF D0,COPIE
MOVE.W #7,-(SP) waits for a key press
TRAP #1
ADDQ.L #2,SP
MOVE.W #0,-(SP) and bye bye
TRAP #1
IMAGE INCBIN "A:\TRUC.PI1" the image
Back to ASM_Tutorial