MC68306FC16 Datasheet, PDF (74/191 Pages) Motorola, Inc – Integrated EC000 Processor

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B, W, L
k
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bd
dn
LSB
LSW
MSB
MSW
od
SCALE
SIZE
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CCR
PC
SR
Table 4-3. Notation Conventions (Continued)
Data Format And Type
Operand Data Format: Byte (B), Word (W), Long (L), or Packed (P).
Specifies a signed integer data type (twos complement) of byte, word, or long word.
A twos complement signed integer (–64 to +17) specifying a number’s format to be stored in
the packed decimal format.
Subfields and Qualifiers
Immediate data following the instruction word(s).
Identifies an indirect address in a register.
Identifies an indirect address in memory.
Base Displacement
Displacement Value, n Bits Wide (example: d16 is a 16-bit displacement).
Least Significant Bit
Least Significant Word
Most Significant Bit
Most Significant Word
Outer Displacement
A scale factor (1, 2, 4, or 8, for no-word, word, long-word, or quad-word scaling, respectively).
The index register’s size (W for word, L for long word).
Bit field selection.
Register Names
Condition Code Register (lower byte of status register)
Program Counter
Status Register
4-6
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