MC68EC000EI20 Freescale Semiconductor, MC68EC000EI20 Datasheet - Page 633
MC68EC000EI20
Manufacturer Part Number
MC68EC000EI20
Description
IC MPU 32BIT 20MHZ 68-PLCC
Manufacturer
Freescale Semiconductor
Specifications of MC68EC000EI20
Processor Type
M680x0 32-Bit
Speed
20MHz
Voltage
3.3V, 5V
Mounting Type
Surface Mount
Package / Case
68-PLCC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
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Exception Processing Reference
Figure B-10. MC68020 Bus and MC68030 Coprocessor Mid-Instruction Stack Frame,
B-6
Figure B-9. MC68010 Bus and Address Error Stack Frame, Format $8
MC68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
SP
SP
+$02
+$06
+$08
+$0C
+$10
+$14
+$16
+$18
+$50
+$0C
+$02
+$06
+$08
+$12
$1A
NOTE:
15
15
1 0 0 0
1 0 0 1
INTERNAL INFORMATION, 16 WORDS
The stack pointer decrements by 29 words,
although only 26 words of information actually
write to memory. Motorola reserves the three
additional words for future use.
INSTRUCTION OUTPUT BUFFER
PROGRAM COUNTER HIGH
PROGRAM COUNTER LOW
Format $9
SPECIAL STATUS WORD
FAULT ADDRESS HIGH
FAULT ADDRESS LOW
INSTRUCTION ADDRESS
DATA OUTPUT BUFFER
INTERNAL REGISTERS
PROGRAM COUNTER
DATA INPUT BUFFER
UNUSED, RESERVED
UNUSED, RESERVED
UNUSED, RESERVED
STATUS REGISTER
STATUS REGISTER
|VERSION|
|NUMBER|
4 WORDS
VECTOR OFFSET
VECTOR OFFSET
0
0
MOTOROLA
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