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Z80 Assembler Reference Manual

43 bytes added, 20:08, 30 July 2017

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The assembler is named zas, and is invoked as follows:

ZAS options files ...

of any length, and all characters are significant. The characters used to form a symbol may be chosen from the upper

and lower case alphabetics, the digits 0-9, and the special

symbols underscore ('_'), dollar ('$') and question mark

('?'). The first character may not be numeric. Upper and

entry_point: ;This is referenced from far away

ld b,10

1: dec c

jr nz,2f ;if zero, branch forward to 2: ld c,8 djnz 1b ;decrement and branch back to 1: jr 1f ;this does not branch to the ;same label as the djnz

2: call fred ;get here from the jr nz,2f

1: ret ;get here from the jr 1f

{|

|+

!Character|| Radix|| Name|

|-

!B|| 2|| binary|

|-

!O|| 8|| octal|

|-

!Q|| 8|| octal|

|-

!o|| 8|| octal|

|-

!q|| 8|| octal|

|-

!H|| 16|| hexadecimal|

|-

!h|| 16|| hexadecimal|

|}

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