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Pin Function
No.
Pin Name
51
COM1
52
COM2
53
COM3
54
SEG0
55
SEG1
56
SEG2
57
SEG3
58
SEG4
59
SEG5
60
SEG6
61
SEG7
62
SEG8
63
SEG9
64
SEG10
65
SEG11
66
SEG12
67
SEG13
68
SEG14
69
SEG15
70
SEG16/PD0
71
SEG17/PD1
72
SEG18/PD2
TE
L 13942296513
73
SEG19/PD3
74
SEG20/PD4
75
SEG21/PD5
76
SEG22/PD6
77
DEG23/PD7
78
SEG24/PF0
79
SEG25/PF1
80
SEG26/PF2
81
SEG27/PF3
82
SEG28/PF4
83
SEG29/PF5
84
SEG30/PF6
85
SEG31/PF7
86
SEG32/PG0
87
SEG33/PG1
88
SEG34/PG2
89
VDD
90
NC
91
VSS
92
TX
93
TEX
94
SEG35/PG3
95
SEG36/PG4
www
96
SEG37/PG5
97
SEG38/PG6
98
SEG39/PG7
.
PE0/INT0/EC0
99
100 PE1/INT1/EC1
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I/O
O
Common signal output for LCD
O
Segment signal output for LCD
O
8 bit output port (port D) / Segment signal output for LCD
O
8 bit output port (port F) / Segment signal output for LCD
O
8 bit output port (port G) / Segment signal output for LCD
−
Positive power supply pin
−
NC pin Connect to VDD at normal operation.
−
GND pin
O
Crystal connection pin of the clock generating circuit for 32kHz timer counter Connect a 32.768kHz crystal between
TEX and TX. When using for event input, connect the source of clock generation to TEX and TX pin set to open.
I
O
8 bit output port (port G) / Segment signal output for LCD
x
ao
u163
y
i
I
(Port E) / External interrupt request input / Timer / External event input of the timer
http://www.xiaoyu163.com
2 9
8
Function
Q Q
3
6 7
1 3
1 5
co
.
X-HX700
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
47
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