參數(shù)資料
型號(hào): MB89P955PFM
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 5 MHz, MICROCONTROLLER, PQFP64
封裝: 0.65 MM PITCH, QFP-64
文件頁(yè)數(shù): 9/40頁(yè)
文件大?。?/td> 600K
代理商: MB89P955PFM
MB89950 Series
17
s BLOCK DIAGRAM
N-ch open-drain I/O port
P
o
rt
2
and
por
t3
Oscillator
Clock control
Reset circuit
(WDT)
20-bit
timebase timer
8-bit PWM timer
R A M (256
× 8 bits)
F2MC-8L
CPU
R O M (8 K
× 8 bits)
Other pins
MODA
VCC, VSS
P41/PWM
X0
X1
Inter
nal
b
u
s
b
u
s
8-bit
pulse width
counter
timer
External interrupt
P42/PWC/
INT1
P45/SCK
P44/SO
P43/SI
RST
Noise
clear
8-bit serial I/O
UART
CMOS I/O port
P40
P46/INT0
N-ch open-drain I/O port
P
o
rt
0
and
por
t1
LCD controller/driver
8
6
20
4
P00/SEG20 to
P07/SEG27
P10/SEG28 to
P17/SEG35
SEG0 to SEG19
COM0 to COM3
V3
P20/SEG36 to
P25/SEG41
P33/V2
P32/V1
P30
P31
Po
rt
4
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