參數(shù)資料
型號: HMS81C2020AQ
廠商: Electronic Theatre Controls, Inc.
英文描述: CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver
中文描述: CMOS單芯片8位微控制器與A / D轉(zhuǎn)換器
文件頁數(shù): 7/107頁
文件大?。?/td> 1482K
代理商: HMS81C2020AQ
HMS81C2012A/2020A
SEP. 2004 Ver 2.00
3
2. BLOCK DIAGRAM
ALU
Interrupt Controller
Data Memory
(448 bytes)
8-bit
ADC
8-bit
Timer/
Counter
Program
Memory
Data Table
PC
8-bit Basic
Interval
Timer
Watchdog
Timer
PC
R4
R5
R2
PSW
Syst
em controller
Timing generator
System
Clock Controller
CSub System
Clock
Generator
R
X
I
X
O
R40 / T0O
R41
R42
R43
R50
R51
R52
R53 / SCLK
R54 / SIN
R55 / SOUT
R56 / PWM1O/T1O
R57
R20~R27
V
D
V
S
Power
Supply
8-bit serial
Interface
R1
R10~R17
R3
R30~R35
Buzzer
Driver
R6
R60 / AN0
R61 / AN1
R62 / AN2
R63 / AN3
R64 / AN4
R65 / AN5
R66 / AN6
R67 / AN7
10-bit
PWM
A
D
A
S
ADC Power
Supply
Stack Pointer
R0
R04
R03/BUZO
R02/EC0
R01/INT1
R00/INT0
Vdisp/RA
R7
R70 / AN8
R71 / AN9
R72 / AN10
R73 / AN11
S
I
S
O
R05
R07
RA
A
X
Y
High Voltage Port
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