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Utility routines: ZEBC

[BBC Micro disc version, Docked]

Name: ZEBC [Show more] Type: Subroutine Category: Utility routines Summary: Zero-fill pages &B and &C
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * LOD calls ZEBC * SVE calls ZEBC
.ZEBC LDX #&C \ Call ZES1 with X = &C to zero-fill page &C JSR ZES1 DEX \ Decrement X to &B \ Fall through into ZES1 to zero-fill page &B