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Pin Function
No.
Pin Name
I/O
51
COM1
52
COM2
O
Common signal output for LCD
53
COM3
54
SEG0
55
SEG1
56
SEG2
57
SEG3
58
SEG4
59
SEG5
60
SEG6
61
SEG7
O
Segment signal output for LCD
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
73
SEG19/PD3
O
8 bit output port (port D) / Segment signal output for LCD
74
SEG20/PD4
75
SEG21/PD5
76
SEG22/PD6
77
DEG23/PD7
78
SEG24/PF0
79
SEG25/PF1
80
SEG26/PF2
81
SEG27/PF3
O
8 bit output port (port F) / Segment signal output for LCD
82
SEG28/PF4
83
SEG29/PF5
84
SEG30/PF6
85
SEG31/PF7
86
SEG32/PG0
87
SEG33/PG1
O
8 bit output port (port G) / Segment signal output for LCD
88
SEG34/PG2
−
89
VDD
Positive power supply pin
−
90
NC
NC pin Connect to VDD at normal operation.
−
91
VSS
GND pin
92
TX
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.
93
TEX
I
94
SEG35/PG3
95
SEG36/PG4
96
SEG37/PG5
O
8 bit output port (port G) / Segment signal output for LCD
97
SEG38/PG6
98
SEG39/PG7
PE0/INT0/EC0
99
I
(Port E) / External interrupt request input / Timer / External event input of the timer
100 PE1/INT1/EC1
Function
X-HX700
47
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