MC68HC05K1 FREESCALE [Freescale Semiconductor, Inc], MC68HC05K1 Datasheet - Page 20

• Manufacturer Part Number: MC68HC05K1
• Description: HCMOS Microcontroller Unit
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Technical Data
1.5 MCU Structure
Technical Data
IRQ/V
RESET
OSC1
OSC2
V
V
PP
DD
SS
Figure 1-1. MC68HC05K0 and MC68HC05K1 Block Diagram
V
PP
RESET
OSCILLATOR
LOW-VOLTAGE
ILLEGAL ADDRESS
Figure 1-1
MC68HC05K1.
0 0 0 0 0 0 0 0 1 1
INTERNAL
0 0 0
COP WATCHDOG
DETECT
Freescale Semiconductor, Inc.
CPU CONTROL
DETECT
PERSONALITY EPROM/OTPROM— 64 BITS
OSC3
AND
For More Information On This Product,
0 0
M68HC05
MCU
USER ROM — 504 BYTES
USER RAM — 32 BYTES
f
osc
PROGRAM COUNTER
(MC68HC05K1 ONLY)
0
STACK POINTER
shows the structure of the MC68HC05K0 and
Go to: www.freescale.com
BY TWO
DIVIDE
CONDITION CODE REGISTER
General Description
1 1 1 H I N C Z
ARITHMETIC/LOGIC
ACCUMULATOR
f
op
1
REGISTER
MULTIFUNCTION
UNIT
TIMER
MC68HC05K0 • MC68HC05K1 — Rev. 2.0
*8-mA sink capability
**External interrupt capability
PA7*
PA6*
PA5*
PA4*
PA3**
PA2**
PA1**
PA0**
PB1/OSC3
PB0