MC68HC11E1CFN2 Freescale Semiconductor, MC68HC11E1CFN2 Datasheet - Page 73
MC68HC11E1CFN2
Manufacturer Part Number
MC68HC11E1CFN2
Description
IC MCU 512 EEPROM 2MHZ 52-PLCC
Manufacturer
Freescale Semiconductor
Series
HC11r
Datasheet
1.MC68HC11E1CFN3.pdf
(268 pages)
Specifications of MC68HC11E1CFN2
Core Processor
HC11
Core Size
8-Bit
Speed
2MHz
Connectivity
SCI, SPI
Peripherals
POR, WDT
Number Of I /o
38
Program Memory Type
ROMless
Eeprom Size
512 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Program Memory Size
-
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4.1 Introduction
4.2 CPU Registers
M68HC11E Family — Rev. 5
MOTOROLA
Data Sheet — M68HC11E Family
Features of the M68HC11 Family include:
The CPU is designed to treat all peripheral, input/output (I/O), and memory
locations identically as addresses in the 64-Kbyte memory map. This is referred to
as memory-mapped I/O. There are no special instructions for I/O that are separate
from those used for memory. This architecture also allows accessing an operand
from an external memory location with no execution time penalty.
M68HC11 CPU registers are an integral part of the CPU and are not addressed as
if they were memory locations. The seven registers, discussed in the following
paragraphs, are shown in
•
•
•
•
•
Central processor unit (CPU) architecture
Data types
Addressing modes
Instruction set
Special operations such as subroutine calls and interrupts
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
Central Processor Unit (CPU)
Section 4. Central Processor Unit (CPU)
Figure
4-1.
Data Sheet
73
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