MC68EC000EI20 Freescale Semiconductor, MC68EC000EI20 Datasheet - Page 632

• 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: -

MOTOROLA
Figure B-7. MC68EC040 and MC68LC040 Floating-Point Unimplemented Stack
Figure B-8. MC68040 Access Error Stack Frame, Format $7
MC68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
SP
SP
+$02
+$06
+$08
+$0C
+$02
+$06
+$08
+$0A
+$0C
+$0E
+$10
+$12
+$14
+$18
+$1C
+$20
+$24
+$28
+$2C
+$30
+$34
+$38
15
WRITEBACK 1 DATA/PUSH DATA LW0 (WB1D/PD0)
15
0 1 1 1
0 1 0 0
Frame, Format $4
$00
$00
$00
WRITEBACK 3 ADDRESS (WB3A)
WRITEBACK 2 ADDRESS (WB2A)
WRITEBACK 1 ADDRESS (WB1A)
WRITEBACK 3 DATA (WB3D)
WRITEBACK 2 DATA (WB2D)
EFFECTIVE ADDRESS (EA)
PUSH DATA LW 1 (PD1)
PUSH DATA LW 2 (PD2)
PUSH DATA LW 3 (PD3)
EFFECTIVE ADDRESS (EA)
SPECIAL STATUS WORD
FAULT ADDRESS (FA)
PROGRAM COUNTER
PROGRAM COUNTER
STATUS REGISTER
STATUS REGISTER
PC OF FAULTED
INSTRUCTION
WRITEBACK 3 STATUS (WB3S)
WRITEBACK 2 STATUS (WB2S)
WRITEBACK 1 STATUS (WB1S)
VECTOR OFFSET
VECTOR OFFSET
Exception Processing Reference
0
0
B-5