MC68HC05K0 Datasheet, PDF (19/154 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
General Description
Mask Options
• Hardware mask and flag for external interrupts
• Fully static operation with no minimum clock speed
• On-chip oscillator with connections for a crystal/ceramic resonator
or for a mask-optional 2-pin or 3-pin resistor-capacitor (RC)
oscillator
• Computer operating properly (COP) watchdog
• 15-bit multifunction timer with real-time interrupt circuit
• Power-saving stop, wait/halt, and data-retention modes
• 8 × 8 unsigned multiply instruction
• Illegal address reset
• Low-voltage reset
• 16-pin plastic dual in-line package (PDIP)
• 16-pin small outline integrated circuit package (SOIC)
1.4 Mask Options
Table 1-1 shows the available mask options.
Table 1-1. Mask Options
Feature
COP watchdog
External interrupt pin triggering
Port A external interrupt function
Low-voltage reset function
STOP instruction
Oscillator type
Port A and port B pulldown devices
Mask Options
Enabled
Disabled
Edge triggered
only
Edge and
level triggered
Enabled
Disabled
Enabled
Disabled
Enabled
Convert to halt
Crystal/ceramic
resonator
Resistor-capacitor
2-pin
3-pin
Software control
Disabled
MC68HC05K0 • MC68HC05K1 — Rev. 2.0
General Description
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Technical Data