Difference between revisions of "Z80:Opcodes:SRA"

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<!-- Syntax for this instruction -->
 
<!-- Syntax for this instruction -->
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    sra op8
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=== Allowed Instructions ===
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 +
<!-- All possible inputs -->
  
 
     SRA A
 
     SRA A
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     SRA (HL)
 
     SRA (HL)
 
     SRA (IX+d)
 
     SRA (IX+d)
     SRA (IY+d)
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     SRA (IY+d)  
 
 
=== Allowed Instructions ===
 
 
 
<!-- All possible inputs -->
 
 
 
   
 
  
 
== Effects ==
 
== Effects ==

Latest revision as of 18:12, 10 March 2017

Arithmetic shift right 1 bit, bit 0 goes to carry flag, bit 7 remains unchanged.

Syntax

   sra op8

Allowed Instructions

   SRA A
   SRA B
   SRA C
   SRA D
   SRA E
   SRA H
   SRA L
   SRA (HL)
   SRA (IX+d)
   SRA (IY+d)    

Effects

S and Z set according to definition, H and N reset, C from bit 0, P/V if parity is 0.

Uses

T-States

r denotes 8-bit register.

r 8
(hl) 15
(ix+X) 23
(iy+X) 23

See Also

RL,RLA,RLC,RLCA,RLD,RR,RRA,RRC,RRCA,RRD,SLA,SLL/SL1,SRL