mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-11-20 03:35:24 +00:00
72 lines
854 B
ArmAsm
72 lines
854 B
ArmAsm
; 35..96
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;
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; = 35<<2 + 35 = 175 235
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; = 40<<2 + 35 = 195 4
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; = 50<<2 + 35 = 235 39
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; = 60<<2 + 35 = 19 79
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; = 64<<2 + 35 = 35 95
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; 35 96
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; = 35<<1 + 35 = 105 166
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; = 45<<1 + 35 = 125 186
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; = 55<<1 + 35 = 145 206
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= 95<<1 + 35 = 225 29
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; 32..96
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; <<
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; add
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; 1
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; 2631
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; 8426 8421
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; 4 bits 0XXX X000 so
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; ..95
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load:
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ldx #1
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sub_loop:
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lda string,X
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bmi done_sub_loop
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sec
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sbc #'#'
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done_sub_loop:
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inx
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ldy #1 ; make Y 1
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hard_loop:
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lda string,X ; a=buf[len+x+1];
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bmi all_done
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sec
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sbc #'#'
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stx $FE
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ldx #3
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inner_loop:
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asl
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asl
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pha
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and #$c0
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ora string,Y
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sta $2FF,Y
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pla
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iny
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dex
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bne inner_loop
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ldx $FE
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inx
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jmp hard_loop
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all_done:
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jmp $300
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string:
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.byte 34,"O3#O5#CS_Lb4M+3^L9(HCE_CJKS(-S'3%,@+S-TKL*M`\&4K+3I)H3@S0#^#M#<#@ ***Q+[C1*&+4%#K+FSV+E/",$80
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