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The followingBASIC program is a simpletest you can run in hexade-
cimal mode:
10 FOR 1=0 TO 255
20 LPRINT CHR$(I) ;
30 NEXT I
40 LPRINT
50 END
If your systempassesthe codes directlyto the printer without changing
them, you will get a printout like Figure 2-5.
00 01 02 03 0.405 (36<17
(:)S09 C)A(IEUC OD OE OF
................
10 11 12 13 14 15 16 17
20 21 22 2S 24 .2526 27
30 31 32 33 34 :s % 37
40 41 42 43 44 45 46 47
50 51 52 53 54 5S 56 57
60 61 62 63 64 ’55b6 67
70 71 72 73 74 75 76 77
IB 19 1A IB IC ID IE IF
2B 29 26 28 2C 2D 2E 2F
SS 39 ?A 3EI3C SD 3E 3F
4B 49 4A 4B 4C 4D 4E 4F
50 59 5A
SB SC SD SE SF
66 69 66 6B 6C 6D 6E
bF
70 79 7A 7EI7C 7D 7E 7F
. . . . . . .. . . . . .. . .
!“#$.L&’ () *+, -. /
o1234~6789:;<=>?
@ABCDEFGHIJKLMNO
PQRSTUVWXYZC\l”-
‘abcde+qhijklmno
pqrstuvwxyz{!lw.
so 81 S2 S3 B: 85 S6 S7
SS 89 8A EIBEC ED SE SF
................
90 91 92 93 94 95 9& 97
98 9$’9A 9B 9C 9D 9E 9F
................
AO Al A2 A3 A4 (3566 67
AS A9 AA AH AC AD AE AF
................
BO B1 B2 B3 !34S5 B& B7 BE B9 HA BB BC BD BE EF
................
CO Cl C2 C3 C4 C5 C6 C7
CS C9 CA CEICC CD CE CF
................
DO D1 D2 D3 04 D5 D4 Q7
D&lD9 I’MDe DC DD DE DF
................
EO El E2 E3 E4 E3 Eb E7.
E8 E9 E6 EB EC ED EE EF
................
FO F1 F2 F3 F4 FS F6 F7
FE F9
F& FB FC FD FE FF
................
OD Ofi
..
-. -- a . . . . . -–..—>— —,.. —, J
ttgurez-a. sample nexaaecmmaump
MostBASICs,however,arenotquitethatstraightforward. Forexample,
the IBM-PC prints the following.
00 01 02 03 04 05 06 07 OS 09 OA OB OC OD 0!4OE ................
OF 10 11 12 13 14 15 16
17 18 19 IB IC ID IE IF ................
202122232425 2627
28292A2B2C 2D2E2F
!“#$Z&’ ()*+,-./
3031 323334353637
38 39 3A 3B 3C 3D 3E 3F 01234567S9:;<=>?
40 41 42 43 44 4S 46 47
48 49 4A 4B 4C 4D 4E 4F rn&BCDEFGHIJKLMNO
50 51 52 53 54 55 56 57
58 59 5flSE!5C SD 5E SF PQRSTUVWXYZ[\l”–
bO 61 b2 43 64 65 66 67
M 69 6A 6B
bC 6D 6E 6F ‘abcdefghijklmna
70 71 72 73 74 75 76 77
78 79 7A 7B 7C 7D 7E 7F
pqrstLlvwxyz{l}”-.
so SI 82 83 84 S5 86 87
SS89SASBSCEJDSEEF ................
90 91 92 93 94 95 96 97 9S 99 9A 9R 9C 9D 9E ‘?F
Ao Al AZ 6Z 44 fi546 A7
................
4S A9 M AEifiCAD AE fiF ................
BO Hi B2 B3 E4 ES E6 S7 BS B9 BA BB EC ED BE SF ................
co cl C2 C3 C4 C5 C6 C7
CS C9 C& CB CC CD CE CF ................
DO D1 D2 D3 D4 DS D6 D7
DS D9 DA DB DC DD DE DF
................
EO El E2 E3 E4 ES E6 E7
ESE9EAEBECEDEE EF ................
FOF1 F2F3F4F5F6F7 FE F9 FA FE FC FD FE FF ................
OD OA
..
igure2-6. Sampie hexadecimal dump with lBM-PC
25