参数资料
型号: MC68HC05T7B
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP56
封装: SDIP-56
文件页数: 33/109页
文件大小: 9008K
代理商: MC68HC05T7B
Introduction
Structure
MC68HC705KJ1MC68HRC705KJ1MC68HLC705KJ1 — Rev. 3.0
Technical Data
MOTOROLA
Introduction
23
1.3 Structure
Figure 1-1. Block Diagram
0 0 0 00000 11
WATCHDOG AND
ILLEGAL ADDRESS
DETECT
STATIC RAM (SRAM) – 64 BYTES
ALU
CPU CONTROL
68HC05 CPU
ACCUMULATOR
INDEX REGISTER
STK PTR
PROGRAM COUNTER
CONDITION CODE
REGISTER
15-STAGE
MULTIFUNCTION
TIMER SYSTEM
DIVIDE
INTERNAL
OSCILLATOR
OSC1
OSC2
CPU REGISTERS
USER EPROM – 1240 BYTES
MASK OPTION REGISTER (MOR)
10-mA sink capability on all I/O pins
D
A
TA
DI
RE
CTI
O
N
RE
G
IS
T
E
R
A
D
A
T
A
DI
RE
CTI
O
N
RE
G
IS
T
E
R
B
POR
T
A
P
OR
T
B
PB3
(1)
PB2(1)
PA7
PA6
PA5
PA4
PA3
(1) (2)
PA2
(1) (2)
PA1
(1) (2)
PA0
(1) (2)
RESET
IRQ/VPP
111 H I N Z C
BY 2
Notes:
1. 5.5 mA source capability
2. External interrupt capability
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