Motorola M6800 User Manual

Page 22

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MPU-22

First lets prove that 758 & 1111012 are really equal to 6110.

758 = 5x8

0+ 7x81

= 5x1 + 7x8
= 5 + 56
= 6110

1111012 = 1x2

0 + 0x21 + 1x22 + 1x23 + 1x24 + 1x25

= 1x1 + 0x2 + 1x4 + 1x8 + 1x16 + 1x32
= 1 + 0 + 4 + 8 + 16 + 32
= 6110

Notice that if we take the base 8 number of 75 and convert each

digit to base 2, we have the same number as when we converted the base 10

number to base 2. i.e.

Convert 7 to base 2

3

2 7

R=1

1

2 3

R=1

0

2 1

R=1

1112


Convert 5 to base 2

2

2 5

R=1

1

2 2

R=0

0

2 1

R=1

1012

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