MC68EC000EI16 Freescale Semiconductor, MC68EC000EI16 Datasheet - Page 410

• Manufacturer Part Number: MC68EC000EI16
• Description: IC MPU 32BIT 16MHZ 68-PLCC
• Manufacturer: Freescale Semiconductor

Specifications of MC68EC000EI16

• Processor Type: M680x0 32-Bit
• Speed: 16MHz
• Voltage: 3.3V, 5V
• Mounting Type: Surface Mount
• Package / Case: 68-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

Floating Point Instructions
FSCALE
Floating-Point Status Register:
Instruction Format:
Instruction Fields:
5-108
15
1
0
Condition Codes:
Quotient Byte:
Exception Byte:
Accrued Exception Byte:
Coprocessor ID field—Specifies which coprocessor in the system is to execute this
R/M
14
1
instruction. Motorola assemblers default to ID = 1 for the floating-point
coprocessor.
13
1
0
12
1
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
SPECIFIER
SOURCE
11
COPROCESSOR
10
ID
(MC6888X, M68040FPSP)
Affected as described in 3.6.2 Conditional Testing.
Not affected
BSUN
SNAN
OPERR
OVFL
UNFL
DZ
INEX2
INEX1
Affected as described in IEEE exception and trap compati-
bility in the appropriate user’s manual.
Scale Exponent
9
DESTINATION
REGISTER
8
0
Cleared
Refer to 1.6.5 Not-A-Numbers.
Set if the source operand is infinity; cleared
otherwise.
Refer to overflow in the appropriate user’s
manual.
Refer to underflow in the appropriate user’s
manual.
Cleared
Cleared
If < fmt > is packed, refer to inexact result on
decimal input in the appropriate user’s
manual; cleared otherwise.
7
0
6
0
0
5
1
MODE
4
0
EFFECTIVE ADDRESS
3
0
FSCALE
2
1
REGISTER
MOTOROLA
1
1
0
0