Rosetta Code

Category:Z80 Assembly: Difference between revisions

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Category:Z80 Assembly (view source)

Revision as of 12:15, 13 May 2023

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* & or $ represents hexadecimal, and % represents binary.
* A register or a 16-bit value in parentheses represents a pointer being dereferenced. The size of the data pointed to will be the same as the size of the destination.
<syntaxhighlight lang="Z80">
<lang z80>LD A,($4000) ;load the BYTE at memory address $4000 into the accumulator.▼
LD HLA,($60004000) ;load the WORDBYTE at memory address $60004000 into HL.the accumulator.
▲<lang z80>LD AHL,($40006000) ;load the BYTEWORD at memory address $40006000 into the accumulatorHL.
;Or, more accurately, load the BYTE at $6000 into L and the BYTE at $6001 into H.
LD A,(HL) ;The value stored in HL is treated as a memory address, and the BYTE at that address is loaded into the accumulator.</lang>
</syntaxhighlight>
 
==Efficient Coding Tricks==
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