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3.7. Initialize
Horizontal Bar
Loads the horizontal bar graph custom character bank into memory. Horizontal bar characters must be initialized
before a graph is displayed.
3.8. Place Horizontal
Bar Graph
Column Row Direction Length
Column Row Direction Length
Places a horizontal bar graph on the screen beginning at the column and row specified. The bar extends either
right or left to the length indicated. New bars will overwrite old.
1 byte, value between 1 and 40
1 byte, value between 1 and 2
1 byte, 0 for right and 1 for left
1 byte, length in pixels of the graph, value between 0 and 100
3.9. Initialize Narrow
Vertical Bar
Loads the narrow horizontal bar graph custom character bank into memory. A narrow bar is 2 pixels wide.
Horizontal bar characters must be initialized before a graph is displayed.
3.10. Initialize
Wide
Vertical Bar
Loads the wide horizontal bar graph custom character bank into memory. A wide bar is 5 pixels wide. Horizontal
bar characters must be initialized before a graph is displayed.
Column Length
Column Length
Column Length
Places a vertical bar graph on the screen extending from the first row of the column specified. The bar extends
upwards to the length indicated. A new bar will over write the old.
1 byte, value between 1 and 40
1 byte, height in pixels of the graph, value between 0 and 16
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