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64'er 1991 June
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64er_Magazin_91-06_1991_Markt__Technik_de.d64
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listing 1
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.txt
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Wrap
Commodore BASIC
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2022-10-26
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491b
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19 lines
100 rem *****************************
110 rem punkt setzen uebergabe in x/y
120 rem *****************************
130 bm=320*int(y/8)+(yand7)+(xand248)
140 ma=2^(7-(xand7))
150 pokebm+8192,peek(bm+8192)orma
160 return
200 rem *******************************
210 rem punkt loeschen uebergabe in x/y
220 rem *******************************
230 bm=320*int(y/8)+(yand7)+(xand248)
240 ma=255-2^(7-(xand7))
250 pokebm+8192,peek(bm+8192)andma
260 return
300 rem ***************
310 rem bitmap loeschen
320 rem ***************
330 forz=8192to16191:pokez,0:next:return