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70E2: Blanks "n" memory locations
Fills a run of bytes with one value. The turn loop uses it to clear the token buffer and the workspace.
Input
B Counter
HL Target
Blanker 70E2 XOR A Fill with zero.
Blanker_Loop 70E3 LD (HL),A Store it and step on.
70E4 INC HL
70E5 DJNZ Blanker_Loop Decrease counter by one and loop back to Blanker_Loop until counter is zero.
70E7 RET Return.
View the equivalent code in;
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