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NAME OR -- Logical OR
SYNOPSIS
OR<ea>,Dn
ORDn,<ea>
Size = (Byte, Word, Long)
FUNCTION Performs an OR operation on the destination operand with the source operand.
FORMAT
1514131211109876543210
1000REGISTEROP-MODEMODEREGISTER
 <ea>

OP-MODE
ByteWordLongOperation

000001010<ea> OR <Dn> --> <Dn>
100101110<Dn> OR <ea> --> <ea>
REGISTER If <ea> specifies destination operand, addressing modes allowed are:
Addressing ModeModeRegister
Dn--
An--
(An)010No reg. An
(An)+011No reg. An
-(An)100No reg. An
(d16,An)101No reg. An
(d8,An,Xi)110No reg. An
(bd,An,Xi)110No reg. An
([bd,An,Xi]od)110No reg. An
([bd,An],Xi,od)110No reg. An
Addressing ModeModeRegister
Abs.W111000
Abs.L111001
(d16,PC)--
(d8,PC,Xi)--
(bd,PC,Xi)--
([bd,PC,Xi],od)--
([bd,PC],Xi,od)--
#data--
If <ea> specifies source operand, addressing modes allowed are:
Addressing ModeModeRegister
Dn000No reg. Dn
An--
(An)010No reg. An
(An)+011No reg. An
-(An)100No reg. An
(d16,An)101No reg. An
(d8,An,Xi)110No reg. An
(bd,An,Xi)110No reg. An
([bd,An,Xi]od)110No reg. An
([bd,An],Xi,od)110No reg. An
Addressing ModeModeRegister
Abs.W111000
Abs.L111001
(d16,PC)111010
(d8,PC,Xi)111011
(bd,PC,Xi)111011
([bd,PC,Xi],od)111011
([bd,PC],Xi,od)111011
#data111100
RESULT
X-Not Affected
N-Set to the value of the most significant bit.
Z-Set if the result is zero.
V-Always cleared
C-Always cleared


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Änderungen und Irrtümer vorbehalten. Letzte Änderung:
14 September 2001.
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