Robotron: 2084: Routine at 53374

53374: Set Background Colour

Used by the routines at 54028, RenderHUD and 62700.

Input
A	Attribute byte to fill the entire attribute area with

SetBackgroundColour

53374

LD HL,22528

Write A to 767 bytes of data from 22528 to 23295.

53377

LD (HL),A

53378

LD DE,22529

53381

LD BC,767

53384

LDIR

53386

RET

Return.