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HC705RC17GRS/D Fiches technique(PDF) 18 Page - NXP Semiconductors

No de pièce HC705RC17GRS/D
Description  The MC68HC705RC17 is a general-purpose, low-cost addition to the M68HC05 Family of microcontroller units (MCUs) and is suitable for remote control applications.
PDF  126 Pages
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Fabricant  NXP [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo NXP - NXP Semiconductors

HC705RC17GRS/D Fiches technique(HTML) 18 Page - NXP Semiconductors

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General Description
General Release Specification
MC68HC705RC17 — Rev. 2.0
General Description
•
Power-Saving Stop and Wait Modes
•
Programmable Options:
–
COP Watchdog Timer
–
STOP Instruction Disable
–
Edge-Sensitive or Edge- and Level-Sensitive Interrupt Trigger
–
Port B Pullups for Keyscan
•
Illegal Address Reset
•
ROM Security
NOTE:
A line over a signal name indicates an active-low signal. For example,
RESET is active low.
1.4 Options
The options on the MC68HC705RC17 are handled with 11 EPROM bits
in two separate mask option register (MOR1 and MOR 2). These options
are:
•
Eight Port B Pullups
•
IRQ Sensitivity
•
COP Enable/Disable
•
STOP Enable/Disable
The factory will program these options in the ROM versions of this
device.
1.5 Signal Description
Pinout for the 28-pin small outline integrated circuit (SOIC) package is
shown in Figure 1-2. Pinout for the 28-pin plastic dual in-line (PDIP)
package is shown in Figure 1-3. The signals are described in the
following subsections.
NOTE:
Consult the factory for availability of higher pin count packages.
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com



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