参数资料
型号: MB89PV920CF
元件分类: 微控制器/微处理器
英文描述: 8-BIT, 8 MHz, MICROCONTROLLER, CQFP80
封装: CERAMIC, MQFP-80
文件页数: 9/44页
文件大小: 1091K
代理商: MB89PV920CF
MB89920 Series
DS07-12526-2E
17
■ BLOCK DIAGRAM
RAM
CPU
ROM
X0
X1
F2MC-8L
4
P91/RTO1
P90/RTO0
P32/UCK
P31/UO
P30/UI
P94/PWM1
P93/PWM0
P92/BUZ/CLK
Oscillator
Clock control
RST
HST
Reset circuit
Watchdog timer
Low-voltage detection
N-ch open-drain I/O port
LCD controller
/driver
N-ch open-drain I/O port
P80/SEG24 to
P83/SEG27
8
P70/SEG16 to
P77/SEG23
8
P60/SEG8 to
P67/SEG15
8
P50/SEG0 to
P57/SEG7
V3
28
2
P44/V1,
P45/V2
4
P40/COM0 to
P43/COM3
CMOS I/O port
External interrupt
6
P21, P22
P24 to P27
4
P04 to P07
4
P00/INT0 to
P03/INT3
Inter
nal
b
u
s
Operating mode
control
Time-base timer
MODA
CMOS I/O port
Output compare
16-bit
free run counter
Input capture
UART
P23/RTI1
P20/RTI0
P95/SCK
P96/SO
P97/SI
Serial I/O
2-channel
8-bit PWM timer
8-bit timer #2
8-bit timer #1
CMOS I/O port
Buzzer/clock
output
10-bit
A/D converter
AVR
8
P10/AN0 to
P17/AN7
8
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