Graphics Expander.
This is the original disk and gives you more graphics commands. 80 column.
HCOPY--to make a hard copy of the screen direct to your printer.
HGRAPHIC--to set the 128 into 80 col grahic mode, hgraphic0=txt 80 column, hgraphic1=graphic mode 640x200 bit.
HBOX--draw boxes or rectangles.
HPAINT--fill specified sections of the screen
HPOKE--to store a number in the 8563 video ram.
HPEEK--to see contents of the memory in the 8563 video ram.
HRDOT--returns the status of the pixel dot identified by the x and y coordinates.
HRGR--to see the register values of the 8563 processor.
HSCNLR--erase the screen.
Also included are HCIRCLE, HCOLOR, HLOAD, pretty much self explanetory.
Amiga7878