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10 REM Type a ZX Sinclair Spectrum BASIC program and click one 20 REM of the RUN buttons. 30 REM 40 REM Supported commands: 50 REM LET, FOR, NEXT, GO TO, GO SUB, RETURN, STOP, INK, PAPER, 60 REM OVER, INVERSE, FLASH, BRIGHT, PLOT, DRAW, CLS, POKE, PEEK, 70 REM READ, DATA 80 REM 90 REM Supported functions: 100 REM SIN, COS, TAN, ASN, ACS, ATN, SGN, INT, SQR, EXP, LN, ABS 110 REM 120 REM Not supported: 130 REM Strings 140 REM Attributed PLOT/DRAW 150 REM Keyboard interaction 160 REM Pausing / timing 170 REM Sound 180 REM 190 REM Added commands: 200 REM CSYS 1 210 REM Normal ZX Spectrum coordinate system 220 REM CSYS 0 230 REM Reversed fullscreen coordinate system 240 REM 250 REM When you click a RUN button, all attributes are reset to: 260 REM INK 0 270 REM PAPER 7 280 REM BRIGHT 0 290 REM FLASH 0 300 REM OVER 0 310 REM INVERSE 0 320 REM CSYS 1

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