ASTRO VG-871 - GCLR [25 H]: Graphic Plane Clearing

Chapter 5 INDIVIDUAL DRAWING COMMAND FORMATS
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5.7 GCLR [25H]: Graphic plane clearing
Function: This command clears the graphic and color planes.
It operates in the same way as the ACLR [23H] command.
Sequence: Type 2
Command:
STX
1 byte
02H
GCLR
1 byte
25H
ETX
1 byte
03H
Fig. 5-7-1