www.cavefischer.at/Sharp Pocket Computer
SHARP PC-1401 Tastaturabfrage mit Verwendung der ROM Routine &048F
Anzahl der Tasten: 76
5:REM KEY MATRIX PC-1401 ROM
10:POKE &4100,&E4,&8F,103,255,57,5,16,&40,&FF,82,55
20:WAIT 25
30:CALL &4100
40:PRINT "TASTE",PEEK &40FF
50:GOTO 30
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| &4100: | CAL | &048F | < | ┐ |
| | CPIA | 255 | | │ |
| | JRZM | 5 | ─ | ┘ |
| | LIDP | &40FF | | |
| | STD | | | |
| | RTN | | | |
© 2017: Walter Fischer