參數(shù)資料
型號(hào): MB89174LPF
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, MROM, 7.16 MHz, MICROCONTROLLER, PQFP48
封裝: PLASTIC, QFP-48
文件頁(yè)數(shù): 10/50頁(yè)
文件大小: 626K
代理商: MB89174LPF
18
MB89170/170A/170L Series
s BLOCK DIAGRAM
1. MB89170/170A series
Main clock
oscillator
Subclock oscillator
Timebase timer
External interrupt 2
(wake-up)
CMOS I/O ports
CMOS output port
Port
0
and
Port
1
F2MC-8L
RAM
MOD1, MOD0, VCC, VSS
× 2
The other pins
X0
X1
RST
P00/INT20
to P07/INT27
ROM
8-bit serial I/O
Buzzer output
N-ch open-drain output port
P30/SCK
P34/TO/INT0
Internal
bus
Reset circuit
CPU
8-bit timer/counter
CMOS I/O port
8
P20 to P27
DTMF generator
P10 to P17
Port
3
Watch prescalar
8
External interrupt 1
8-bit timer/counter
P33/EC
P32/SI
P31/SO
P35/INT1
P36/INT2
P37/BZ
P40 to P44
DTMF
X0A
X1A
Clock controller
5
Port
2
Port
4
16-bit timer/counter
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