Star Micronics SR-10/I5 user manual Wrong

128	ASCII Code
	WRONG!
64	Descender
32	Start column
	End column
16
8	M, = Descender * 128 + (Start • 16) + End

btal

Figure 9-6.Dots cannot overlap; those in immediately adjacent “half columns” will be ignored when the character is printed.

nAdd up each column of dots

Now it’s time to give our creative side a break and get down to some basic arithmetic. That’s where the numbers down the left side of the grid come in. Notice that there is a number for each row of dots and that each number is twice the number below it. By making these numbers powers of two we can take any combination of dots in a vertical column and assign them a unique

128						0	-128
64	• -	64				0	-	64
32	0 -	32	0	-	32	0	-	32
16			0	-	16	0	-	16
8			O-8			o-8
4	m-4					O-4
2	O-2		O-2			0	-2
1	O-l					0	-1
Sum		103			58		255

Figure 9-7.By adding the values of each dot in a column, you’ll get a unique description for any combination of dots.

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