MB89636 Fujitsu Media Devices, MB89636 Datasheet - Page 19

• Manufacturer Part Number: MB89636
• Description: (MB89630 Series) 8-bit Proprietary Microcontroller
• Manufacturer: Fujitsu Media Devices

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DataSheet
4
U
.com
BLOCK DIAGRAM
P1 0/A08
t o P17 /A15
P00 /AD0
to P07/ AD 7
P27/ ALE
P26/ RD
P25/ W R
P24/ CLK
P23/ RDY
P22/ HRQ
P21/ HAK
P20/ BU FC
M OD0
M OD1
R ST
X0A
X1A
X0
X1
V
CC
Other pins
8
8
2, V
SS
F MC-8L
CMOS output port
2
RAM
2
CPU
ROM
CMOS I/O port
Subclock oscillator
Main clock oscillator
(Watchdog timer)
Watch prescaler
Clock controller
External bus
interface
(32.768 kHz)
Reset circuit
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21-bit time-base timer
10-bit A/D converter
16-bit timer/counter
External interrupt
UART baud rate
generator
8-bit PWM timer
N-ch open-drain output port
8-bit PWC timer
CMOS I/O port
8-bit serial I/O
Buzzer output
N-ch open-drain I/O port
U A R T
CMOS I/O port
Input port
MB89630 Series
4
8
3
8
P 70 /I N T0
P 71 /I N T1
P 72 /I N T2
P 73 /I N T3
P 74 /E C
P 3 7/ WTO
P 3 6/ PW C
P 3 5/ SI 1
P 3 4/ SO 1
P 3 3/ SC K 1
P 3 2/ U I1
P 3 1/ U O1
P 3 0/ U C K1
P 4 0/ U C K2
P 4 1/ U O2
P 4 2/ U I2
P 4 3/ PT O 1
P 5 3/ PT O 2
P 5 2
P 5 1/ BZ
P 5 0/ AD S T
A V
A VR
P 6 0/ AN 0
t o P 67 /A N7
C C ,
A V
SS
,
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