Figure 1 shows an extract from a listing of a graphic character modification module. This extract contains the listing of two segments of the module. Each of the notes following the figure describes the item in the figure that is marked with the encircled number.

Figure 1. IEBIMAGE Listing of Two Segments of a Graphic Character Modification Module

Notes to Figure 1:

1. The segment number of the character segment within the module.
2. The 8-bit data code for the character.
3. The pitch of the character.
4. The scan pattern for the character. A dollar sign ($) is printed instead of an asterisk if the bit specified is out of the pitch range.