mc68hc705j1avs Freescale Semiconductor, Inc, mc68hc705j1avs Datasheet - Page 23

• Manufacturer Part Number: mc68hc705j1avs
• Description: M68hc05 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC705J1A — Rev. 4.0
OSC1
OSC2
IRQ/V
RESET
PP
OSCILLATOR
INTERNAL
Freescale Semiconductor, Inc.
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CPU CONTROL
CPU REGISTERS
CONDITION CODE
MASK OPTION REGISTER (EPROM)
STATIC RAM (SRAM) — 64 BYTES
DIVIDE
USER EPROM — 1240 BYTES
BY ³2
Figure 1-1. Block Diagram
0 0 0 0 0 0 0 0 1 1
REGISTER
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PROGRAM COUNTER
68HC05 CPU
General Description
INDEX REGISTER
1 1 1 H I N Z C
ACCUMULATOR
ILLEGAL ADDRESS
WATCHDOG AND
MULTIFUNCTION
TIMER SYSTEM
ALU
15-STAGE
DETECT
STK PTR
*10-mA sink capability
**External interrupt capability
General Description
PB5
PB4
PB3
PB2
PB1
PB0
PA7*
PA6*
PA5*
PA4*
PA3**
PA2**
PA1**
PA0**
Technical Data
Introduction