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QQ
3 7 63 1515 0
IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q802 : MPD789071MC 8-Bit Microprocessor
PIN LAYOUT
P10
1
P31/BZO90
2
IC
3
RESET
4
X2
5
X1
6
Vss
7
Vdd
8
P30/TO90
9
P27/TI80/TO80
10
P26/INTP2/CPT90
11
P25/INTP1
12
P24/INTP0
13
P23/SS20
14
P22/SI20/Rx20
15
8-bit TIMER/ EVENT
COUNTER80
16-bit TIMER
COUNTER90
WATCHDOG TIMER
TE
L 13942296513
INTERRUPT
CONTROL
www
.
http://www.xiaoyu163.com
30
P11
29
P12
28
P13
27
P14
26
P15
25
P00
24
P01
23
P02
22
P03
21
P04
20
P05
19
P06
18
P07
17
P20/SCK20/ASCK20
16
P21/SO20/TxD20
78K/OS
CPU CORE
SIO20
RAM
256 bite
V
Vss
DD
x
ao
y
i
http://www.xiaoyu163.com
8
PORT0
PORT1
ROM
2K bite
PORT1
Q Q
3
6 7
1 3
PORT3
SYSTEM
CONTROL
IC
u163
.
2 9
9 4
2 8
P00-P07
P10-P15
P20-P27
1 5
0 5
8
2 9
9 4
P30,P31
RESET
X1
X2
m
co
DV-SP55
9 9
2 8
9 9
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