参数资料
型号: MC68HC05RC18FN
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQCC44
封装: PLASTIC, LCC-44
文件页数: 37/126页
文件大小: 1180K
代理商: MC68HC05RC18FN
NON-DISCLOSURE
AGREEMENT
REQUIRED
General Description
General Release Specification
MC68HC05RC18 Rev. 2.1
18
General Description
Freescale Semiconductor
Figure 1-1. MC68HC05RC18 Block Diagram
÷ 2
ACCUMULATOR
INDEX REGISTER
STACK POINTER
PROGRAM COUNTER
CONDITION CODE REGISTER
OSCILLATOR
INTERNAL
RESET
COP
CPU
M68HC05 CPU
ALU
CPU REGISTERS
CONTROL
PORT
A
DA
TA
DIREC
TION
REGISTER
PORT
B
DATA
DIRECTION
REGISTER
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PROCESSOR
CLOCK
CORE TIMER
SRAM — 352 BYTES
ROM — 15,936 BYTES
SYSTEM
RTI
SYSTEM
IRQ
0 0
0
0 0
1 1
1
C
Z
N
I
H
KEYSCAN
PUL
LUPS
BURN-IN ROM — 64 BYTES
LPRST
IRO
POR
TC
DAT
ADIRECT
ION
REGISTER
PC0
PC1
PC2
PC3
PC4*
PC5*
PC6*
PC7*
* Marked pins are available only in higher pin count (>28) packages.
IRQEN
OSC2
VDD
VSS
OSC1
CARRIER
MODULATOR
TRANSMITTER
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