Relationship between graphics data and needles:
Needle Data byte
1
•
Bit 7
2
•
Bit 6
3
•
Bit 5
4
•
Bit 4
5
•
Bit 3
6
•
Bit 2
7
•
Bit 1
8
•
Bit 0
Example 1 10 REM bit image print
20 WIDTH "LPT1:",255
30 LPRINT CHR$(27);"%3";CHR$(80);CHR$(0);
40 GOSUB 100:LPRINT " 60 dpi"
50 LPRINT CHR$(27);"%4";CHR$(80);CHR$(0);
60 GOSUB 100:LPRINT " 120 dpi"
70 LPRINT CHR$(27);"%7";CHR$(80);CHR$(0);
80 GOSUB 100:LPRINT " 240 dpi"
90 END
100 FOR N=1 TO 80
110 LPRINT CHR$(255);
120 NEXT N
130 RETURN
Graphics 67