MC68HC11E0CFN3 Freescale Semiconductor, MC68HC11E0CFN3 Datasheet - Page 92
MC68HC11E0CFN3
Manufacturer Part Number
MC68HC11E0CFN3
Description
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68HC11E0CFN3.pdf
(242 pages)
Specifications of MC68HC11E0CFN3
Cpu Family
HC11
Device Core Size
8b
Frequency (max)
3MHz
Interface Type
SCI/SPI
Program Memory Type
ROMLess
Program Memory Size
Not Required
Total Internal Ram Size
512Byte
# I/os (max)
38
Number Of Timers - General Purpose
8
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
3V
On-chip Adc
8-chx8-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
52
Package Type
PLCC
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC11E0CFN3
Manufacturer:
MOT
Quantity:
119
Company:
Part Number:
MC68HC11E0CFN3R2
Manufacturer:
FREESCALE
Quantity:
1 831
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Resets and Interrupts
92
SET BIT I IN CCR
FETCH VECTOR
$FFF8, $FFF9
STACK CPU
REGISTERS
Figure 5-5. Processing Flow Out of Reset (Sheet 2 of 2)
SET BIT I IN CCR
FETCH VECTOR
$FFF6, $FFF7
STACK CPU
REGISTERS
RESTORE CPU
FROM STACK
REGISTERS
M68HC11E Family Data Sheet, Rev. 5.1
Y
Y
Y
Y
FETCH OPCODE
INSTRUCTION?
INSTRUCTION?
EXECUTE THIS
INSTRUCTION?
INSTRUCTION
INTERRUPT
OPCODE?
PENDING?
CCR = 1?
ANY I-BIT
ILLEGAL
BIT I IN
WAI
SWI
RTI
1A
2A
N
N
N
N
N
N
Y
Y
N
RESOLVE INTERRUPT
PRIORITY AND FETCH
VECTOR FOR HIGHEST
PENDING SOURCE
SEE FIGURE 5–2
SET BIT I IN CCR
STACK CPU
REGISTERS
INTERRUPT
PENDING?
Y
ANY
Freescale Semiconductor
STACK CPU
REGISTERS
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