33 lines
549 B
NASM
33 lines
549 B
NASM
B>type xsum.asm
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.title "Xsums"
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.sbttl "FRENZY"
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.ident xsum
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;----------------------------------------------------------------
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;
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; CKSUM BYTE #1
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;
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;----------------------------------------------------------------
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;
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.intern BYTE1,PRMNBR
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.extern BYTE2,BYTE3,BYTE4,BYTE5,BYTE6
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;
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BYTE1: .byte 0 ;SUM BYTE
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;
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;
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; NUMBER OF PROMS IN SYSTEM, DEFINES HERE IN POWERUP
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;
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PRMNBR == 6
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;
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;
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.loc 4000H ;DATA TABLE FOR CKSUM GENERATING PROGRAM
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.byte PRMNBR ;5 ROM SYSTEM
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.word BYTE1
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.word BYTE2
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.word BYTE3
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.word BYTE4
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.word BYTE5
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.word BYTE6
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;
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.end
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