MC68EC000EI8 Freescale Semiconductor, MC68EC000EI8 Datasheet - Page 382
MC68EC000EI8
Manufacturer Part Number
MC68EC000EI8
Description
IC MPU 32BIT 85MHZ 68-PLCC
Manufacturer
Freescale Semiconductor
Series
M68000r
Specifications of MC68EC000EI8
Processor Type
M680x0 32-Bit
Speed
8MHz
Voltage
3.3V, 5V
Mounting Type
Surface Mount
Package / Case
68-PLCC
Core Size
32 Bit
Cpu Speed
8MHz
Digital Ic Case Style
PLCC
No. Of Pins
68
Supply Voltage Range
3V To 3.6V
Operating Temperature Range
0°C To +70°C
Filter Terminals
SMD
Rohs Compliant
Yes
Clock Frequency
8MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
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Manufacturer
Quantity
Price
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Floating Point Instructions
FMOVE
Operation:
Assembler
Syntax:
Attributes:
Description: Moves the contents of a floating-point system control register (floating-point
Floating-Point Status Register: Changed only if the destination is the floating-point status
Instruction Format:
5-80
15
1
1
control register, floating-point status register, or floating-point instruction address
register) to or from an effective address. A 32-bit transfer is always performed, even
though the system control register may not have 32 implemented bits. Unimplemented
bits of a control register are read as zeros and are ignored during writes (must be zero
for compatibility with future devices). For the MC68881, this instruction does not cause
pending exceptions (other than protocol violations) to be reported. Furthermore, a write
to the floating-point control register exception enable byte or the floating-point status
register exception status byte cannot generate a new exception, regardless of the
value written.
register, in which case all bits are modified to reflect the value of the source operand.
14
1
0
13
dr
1
12
1
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
Source
FMOVE.L < ea > ,FPCR
FMOVE.L FPCR, < ea >
Size = (Long)
REGISTER
SELECT
11
COPROCESSOR
System Control Register
10
ID
Destination
Move Floating-Point
(MC6888X, MC68040)
9
0
8
0
0
7
0
0
6
0
0
5
0
MODE
4
0
EFFECTIVE ADDRESS
3
0
FMOVE
2
0
REGISTER
MOTOROLA
1
0
0
0
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