3.At the end of the hexadecimal dump, set the printer off-line with the On Line switch. This is necessary to print the last line.

The following BASIC program is a simple test you can run in hexade- cimal mode:

10FOR I-O *TO 255

20LPRINT CHR$(I);

30NEXT I

40LPRINT

50END

If your system passes the codes directly to the printer without changing them, you will get a printout like Figure 2-5.

10 11 12 13 14 15 16 17 18 19 1A 1H 1C 1D IE 1F

20 21 22 23 24 25 26 27 28 29 2A 26 2C 2D 2E 2F

30 51 32 53 34 J5 3‘ ,7 ZR 29 SA 3B ;C ZD SE 3F

40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F

50 51 52 53 54 55 56 57 58 59 3~ 56 5C 5D 5E 5F

60 61 62 4; 64 65 66 67 68 69 bA 66 6C 6D bE 6F

70 71 72 75 74 75 76 77 78 79 ?A 7R 7C 7D 7E 7F

80 El 82 83 84 85 86 87 88 89 8A 86 8C ED 8E 8F

90 91 92 95 94 95 96 97 98 99 9A 98 9C 9D 9E 9F

A0 Al A2 c\3 A4 A5 A4 A7 A8 A9 AA AEI AC AD AE AF

BCI Hl 82 H3 84 H5 EL6 H7 BB B9 HA BR BC BD BE BF

co Cl c2 C3 C4 C5 C6 C7 C8 C9 CA CR CC CD CE CF

DO Dl D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF

EO El E2 E3 E4 E5 E6 E7 E8 E9 EA EB EC ED EE EF

FO Fl F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC FD FE FF OD OA

. . . . . . . . . . . . . . . .

“WB%&’ ( ) *+. -. /

0 123456789 : ; .::= >?

@ABCDEFGHIJKLMNO PQHSTUVWXYZE\l’- ‘abcde+ghiJklmno

pqrstuvwxyzcI:‘.

.

i

i

c

L.

Figure 2-5. Sample hexadecimal dump

Most BASICS, however, are not quite that straightforward. For example, the IBM-PC prints the following.

CH:, 01

02

03

04

,:15 06

07

OR

09

CIA OR CC OD OA OE

. . . . . . . .

. . . . . . . .

OF

10

11

12

13

14

15

16

17

18 19

16

1C 10

1E

1F

. . . . . . . .

. . . . . . . .

20

21

22

23

24

25

26

27

28

29

2A

26

2C

“D

2E

2F

‘“%5%&~

o*+,-./

30

31

32

3’1:

54

35

76

37

38

39

3A

36

3C

3D

3E

3F

0123456789:

;<=:.?

40

41

42

4J

44

45

46

47

40

49

4A

4B

4C

4D

4E

4F

BABCDEFGHIJKLMNO

50

51

52

53

54

55

56

57

58

59

SA

56

5C

5D

5E

5F

PQH8T!JVWXYZC\l*~

60

61

62

63

64

65

66

67

68

69

6A

68

6C

6D

bE

6F

‘abcdefqhi

jklmna

70

71

72

7rI.

74

75

76

77

78

79

7A

7B

7C

7D

7E

7F

pqrstLivwt:yzI

: 2,“.

80

81

82

83

84

85

86

87

88

89

8A

8H

8C

8D

8E

8F

. . . . . . . .

. . . . . . . .

90

91

92

93

94

95

96

97

98

99

9A

98

9C

9D

9E

9F

. . . . . . . .

. . . . . . . .

A0

Al

A2

FIT

A4

A5

A6

A7

A8

A9

AA

AH

AC

AD

AE

AF

. . . . . . . .

. . . . . . . .

HO 81 82 B3 B4 B5 86 B7

H8 B9 BA BH BC

BD

BE

BF

. . . . . . . .

. . . . . . . .

co

Cl c2 CI: c4 c5 Cb c7

CB C9 CA CB CC

CD

CE

CF

. . . . . . . .

. . . . . . . .

DO Di

Dr)

DI:

D4

D5

D6

D7

D8 D? DA DB DC DD DE DF

. . . . . . . .

. . . . . . . .

EO

El

E2

E3

E4

E5

E6

E7

E8

E9

EA EB EC ED EE EF

. . . . . . . .

. . . . . . . .

FO

Fl

F2

FS

F4

F5

F6

F7

F8 F9 FA FR FC FD FE FF

. . . . . . . .

. . . . . . . .

OD

I:,‘?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

. .

 

Figure 2-6. Sample hexadecimal dump with IBM-PC

2.5

E

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