MC68EC000EI12 Freescale Semiconductor, MC68EC000EI12 Datasheet - Page 179

• 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: -

CMP
Operation:
Assembler
Syntax:
Attributes:
Description: Subtracts the source operand from the destination data register and sets the
Condition Codes:
Instruction Format:
Instruction Fields:
MOTOROLA
15
1
Register field—Specifies the destination data register.
condition codes according to the result; the data register is not changed. The size of
the operation can be byte, word, or long.
Opmode field
X — Not affected.
N — Set if the result is negative; cleared otherwise.
Z — Set if the result is zero; cleared otherwise.
V — Set if an overflow occurs; cleared otherwise.
C — Set if a borrow occurs; cleared otherwise.
14
0
—
X
Byte
000
13
1
N
12
1
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
Word
Destination – Source
CMP < ea > , Dn
Size = (Byte, Word, Long)
Z
001
11
V
REGISTER
Long
010
10
C
9
(M68000 Family)
Compare
8
cc
OPMODE
Dn – < ea >
Operation
7
6
5
MODE
4
EFFECTIVE ADDRESS
3
Integer Instructions
2
REGISTER
CMP
1
4-75
0