參數(shù)資料
型號: MC68HC05C8FB
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQFP44
封裝: QFP-44
文件頁數(shù): 68/156頁
文件大小: 1755K
代理商: MC68HC05C8FB
General Description
Features
MC68HC05C8A — Rev. 4.0
Advance Information
MOTOROLA
General Description
19
Figure 1-1. Block Diagram
TCAP
÷ 2
ACCUMULATOR
INDEX REGISTER
STACK POINTER
PROGRAM COUNTER
CONDITION CODE REGISTER
OSC1
OSC2
OSCILLATOR
INT
E
RNA
L
RESET
IRQ
COP
CPU
M68HC05 CPU
ALU
V
DD
V
SS
CPU REGISTERS
CONTROL
PO
R
T
A
DA
TA
DI
RE
CT
IO
N
A
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PR
OC
ES
S
O
R
CL
O
C
K
POWER
SRAM — 176 BYTES
USER ROM AND USER VECTORS — 7744 BYTES
SELF-CHECK ROM — 240 BYTES
SYSTEM
1
0
C
Z
N
I
H
1
16-BIT
CAPTURE/COMPARE
POR
T
B
DA
TA
DIR
E
C
T
IO
N
B
PB0*
PB1*
PB2*
PB3*
PB4*
PB5*
PB6*
PB7*
PO
R
T
C
DA
TA
D
IRE
CT
IO
N
C
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7°
TIMER SYSTEM
BAUD RATE
GENERATOR
PD7
RDI(PD0)
TDO(PD1)
MISO(PD2)
MOSI(PD3)
SCK(PD4)
SS(PD5)
PORT D
SCI
SPI
BAUD RATE
GENERATOR
TCMP
* Port B pins also function as external interrupts.
PC7 has a high current sink and source capability.
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