View source for MPY

{{InstructionBox
|Mnemonic=MPY
|Description=Multipy integer
|Format=MPY ''<[[ND-100 addressing modes|addr. mode]]> <[[displacement|disp.]]>''
|Code=120&nbsp;000
|Affected=A:=A*(ea), O, Q
|Architecture=[[ND-100]], [[ND-110 CPU|ND-110]]
}}

'''MPY''' is an assembly instruction. It multiplies the contents of the memory location pointed to by the [[effective address]] with the
contents of the [[A register]], leaving the result in the A register.

== Flags affected ==
If an overflow occurs, that is if the result has an absolute value greater than 32767<sub>10</sub>, 
both the [[dynamic overflow indicator]] ('''Q''') and the [[static overflow indicator]] ('''O''') are set to one. 


== References ==
*{{ND-doc|06.014.02|Page 136}}
*{{ND-doc|06.029.01|Page 65}}

[[Category:ND-100 instructions]]