ELECTRONIC TYPEWRITER

摘要

PURPOSE:To draw an optional graph with an electronic typewriter containing a graph producing function by displaying the graph data in case no code key is pushed and therefore attaining the change of contents of the graph data. CONSTITUTION:When a code key 3 is not pushed, the graph data is displayed on a display part 6. Then the key input is processed as the graph data. The presence or absence of a hatching operation corresponding to the graph data and the colors are displayed on the part 6 while the key 3 is pushed. When the hatching presence/absence key and the color designation key are pushed while the key 3 is pushed. thus it is possible to change the presence/absence of hatching and the colors for each graph data. Then an optional graph can be drawn.