A 6502 instruction that performs a bitwise OR operation.
  • Function: A | M => A
  • Updates flags: S Z . . . . . .
  • Opcode numbers:
    (d,x) $01
    dp    $05
    imm   $09
    abs   $0D
    (d),y $11
    d,x   $15
    a,y   $19
    a,x   $1D

See also: 6502 instructions | 6502 addressing modes

Three letter prefix to an Oracle RDBMS error message. The first part of an Oracle error message defines the message product category. ORA is the core error set. Most Oracle error messages from other product areas will also include a reference to the underlying ORA error as well as their own error.

O"ra (?), n. [AS. See 2d Ore.]

A money of account among the Anglo-Saxons, valued, in the Domesday Book, at twenty pence sterling.


© Webster 1913.

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