MC68HC705JD FREESCALE [Freescale Semiconductor, Inc], MC68HC705JD Datasheet - Page 14

• Manufacturer Part Number: MC68HC705JD
• Description: member of the low-cost
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
1.2 Structure
1-2
IRQ/V PP
RESET
Figure 1-1
OSC1
OSC2
V
V
DD
SS
•
•
One Time Programmable 20-Pin Small Outline Integrated Circuit (SOIC)
Windowed 20-Pin Cerdip
RST
shows the organization of the MC68HC705J2 EPROM MCU.
OSCILLATOR
ILLEGAL ADDRESS DETECT
POWER
M68HC05
15
15
0 0 0 0 0 0 0 0 1 1
0 0 0 0 0
Figure 1-1. MC68HC705J2 Block Diagram
BOOTLOADER ROM — 239 BYTES
CPU
Freescale Semiconductor, Inc.
COP TIMER
USER EPROM — 2064 BYTES
For More Information On This Product,
AND
SRAM — 112 BYTES
11
DIVIDE
BY 2
Go to: www.freescale.com
7
7
7
7
1 1 1 H I
CONDITION CODE REGISTER
INTRODUCTION
5
PROGRAM COUNTER
f op
INDEX REGISTER
STACK POINTER
ACCUMULATOR
N Z
C
0
0
0
0
0
MULTIFUNCTION TIMER
15-STAGE
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PB5
PB4
PB3
PB2
PB1
PB0
Rev. 2