MC68030FE25C Freescale Semiconductor, MC68030FE25C Datasheet - Page 64

• Manufacturer Part Number: MC68030FE25C
• Description: IC MPU 32BIT ENHANCED 132-CQFP
• Manufacturer: Freescale Semiconductor

Specifications of MC68030FE25C

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 132-CQFP
• Family Name: M68000
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 25MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 5V
• Operating Supply Voltage (max): 5.25V
• Operating Supply Voltage (min): 4.75V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 132
• Package Type: CQUAD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Compliant

2.4.15 Program Counter Memory Indirect Preindexed Mode
MOTOROLA
ASSEMBLER SYNTAX:
MODE:
REGISTER FIELD:
BASE DI S PLACEMENT: J
This mode is similar to the memory indirect preindexed mode described in
2.4.10 Memory Indirect Preindexed Mode, but the PC is used as the base
cessor calculates an intermediate indirect memory address by adding the PC
contents, a base displacement (bd), and the scaled contents of an index
optional outer displacement (od) to yield the effective address. The value of
the PC is the address of the first extension word. The reference is a program
TYPES).
taken for the PC) to indicate that the PC is not used. This allows the user to
word. When a displacement is omitted or an element is suppressed, its value
GENERATI O N:
PROGRAM COUNTER:
INDEX REGISTER:
OUTER DISPLACEMENT: J
EFFECTIVE ADDRESS:
NUMBER OF EXTENSION WORDS:
register. Both the operand and operand address are in memory. The pro-
register. The processor accesses a long word at that address and adds the
space reference and is only allowed for reads (refer to 4.2 ADDRESS SPACE
In the syntax for this mode, brackets enclose the values used to calculate the
intermediate memory address. All four user-specified vaiues are optional.
access the program space without using the PC in calculating the effective
address. Both the base and outer displacements may be null, word, or long
However, the user must supply the assembler notation ZPC (zero value is
is taken as zero in the effective address calculation.
m
J
|
31
31
31
([bd, PC.Xn.SIZE *SCALE],ocl )
011
EA = (lad + PC + Xnl S IZE*SCALE) +
111
1, 2, 3, 4, 0R 5
MC68030 USER'S MANUAL
SIGN EXTENDED VALUE
SIGN E X T E N D E D VALUE
SIGN EXTENDED VALUE
od
SCALE VALUE
J,,J
I
J
1
31
31
31
31
VALUE AT INDIRECT MEMORY ADDRESS IN PROGRAM SPACE I
o
0
~
I
ADDRESS OF EXTENSION WORD
INDIRECT MEMORY ADDRESS
0PERAND
"
POI N TS TO
~,
i
2-19
,J
0
o
0
O
1
I
m