MC68EC000EI12 Freescale Semiconductor, MC68EC000EI12 Datasheet - Page 400
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MC68EC000EI12
Manufacturer Part Number
MC68EC000EI12
Description
IC MPU 32BIT 12MHZ 68-PLCC
Manufacturer
Freescale Semiconductor
Series
68K - M680X0r
Specifications of MC68EC000EI12
Processor Type
M680x0 32-Bit
Speed
12MHz
Voltage
3.3V, 5V
Mounting Type
Surface Mount
Package / Case
68-PLCC
Core Size
32 Bit
Cpu Speed
12MHz
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
12MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68EC000EI12
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MC68EC000EI12R2
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Floating Point Instructions
FNEG
Operation:
Assembler
Syntax:
Attributes:
Description: Converts the source operand to extended precision (if necessary) and inverts
Operation Table:
5-98
NOTE: If the source operand is a NAN, refer to 1.6.5 Not-A-Numbers for more information.
the sign of the mantissa. Stores the result in the destination floating-point data register.
FNEG will round the result to the precision selected in the floating-point control register.
FSNEG and FDNEG will round the result to single or double precision, respectively,
regardless of the rounding precision selected in the floating-point control register.
DESTINATION
Result
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
FNEG. < fmt > < ea > ,FPn
FNEG.X FPm,FPn
FNEG.X FPn
*FrNEG. < fmt > < ea > ,FPn
*FrNEG.X FPm,FPn
*FrNEG.X FPn
where r is rounding precision, S or D
*Supported by MC68040 only
Format = (Byte, Word, Long, Single, Double, Extended, Packed)
– (Source)
+
Floating-Point Negate
In Range
Negate
(MC6888X, MC68040)
FPn
– +
– 0.0
SOURCE
Zero
+ 0.0 – inf
– +
Infinity
FNEG
MOTOROLA
+ inf
–
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