MC68HC705J MOTOROLA [Motorola, Inc], MC68HC705J Datasheet - Page 23

• Manufacturer Part Number: MC68HC705J
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC705J1A — Rev. 4.0
MOTOROLA
OSC1
OSC2
IRQ/V
RESET
PP
OSCILLATOR
INTERNAL
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
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
23