参数资料
型号: MB89475P-SH
元件分类: 微控制器/微处理器
英文描述: 8-BIT, 12.5 MHz, MICROCONTROLLER, PDIP48
封装: PLASTIC, SDIP-48
文件页数: 9/46页
文件大小: 999K
代理商: MB89475P-SH
17
MB89470 Series
I Block Diagram
Oscillator
Clock controller
1K Byte RAM / 512 Byte RAM
F2MC-8L
CPU
16K Byte ROM
Other pins
MODE, VCC, VSS, C *2
In
te
rnal
dat
a
bus
21-bit Time-base
timer
Reset circuit
(Watchdog timer)
RST
CMOS I/O port 2
CMOS I/O Port 0
10-bit A/D converter
P00/AN0
to P07/AN7
8
AVCC
AVSS
CMOS I/O port 1
Buzzer
N-ch open-drain output port 3
4
X0
X1
4
P10/INT10 to P13/INT13
P14/EC1
P17/TO2
P16/EC2
P15/TO1
6
P31*1 to P36 *1
P30/BUZ *1
UART/SIO 1
P22/SI1
P21/SO1
P20/SCK1
UART/SIO 2
P27/SCK2
P26/SO2
P25/SI2
8-bit PWM
P24/PWM
P23/PWC
*1 : High Current Pins
*2 : Unconnected pin for MB89PV470 and MB89475
Sub-clock Oscillator
Watch Prescaler
P40/X0A
P41/X1A
CMOS Input port 4
P42
8/16-bit Timer 1,2
8/16-bit Timer 3,4
8-bit PWC
External interrupt 2
(Level)
CMOS I/O port 5
5
P50/INT20 to
P54/INT24
5
External interrupt 1
(Edge)
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