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No.
Pin Name
vO
Description
45
KEY2
I
KEY SCAN DATA INPUT bit2
46
KEY]
I
KEY SCAN DATA INPUT bit
47
KEYO
I
KEY SCAN DATA INPUT bit0 L: ACTIVE
48
FADER
A
FADER VOLUME
52
AVSS
GND terminal
53
AVREF
Power supply terminal
54
AVDD
Power supply terminal
55
KEYS
1
KEY SCAN DATA INPUT bitl5
56
KEY14
1
KEY SCAN DATA INPUT bitl4
57
KEY13
I
KEY SCAN DATA INPUT bit13
58
KEY12
T
KEY SCAN DATA INPUT bit12
59
KEYI1
1
KEY SCAN DATA INPUT bit] 1
60
KEY10
I
KEY SCAN DATA INPUT bitl0.
61
KEY9
I
KEY SCAN DATA INPUT bit?
62.
KEY8
I
KEY SCAN DATA INPUT bit8
63
LED31
ie)
LED DATA OUTPUT bit31
64
LED30
ie)
LED DATA OUTPUT bit30
65
LED29
[e)
LED DATA OUTPUT bit29
66
LED28
[e}
LED DATA OUTPUT bit28
67
LED27
fe)
LED DATA OUTPUT bit27
68
LED26
oO
LED DATA OUTPUT bit26
69
I
High
70
1
High
1
I
High
2
VDD
Power supply terminal
73
VSS
GND terminal
4
VPP
Power supply terminal
75
S7
oO
KEY & LED SCAN OUTPUT7
76
S6
oO
KEY & LED SCAN OUTPUT6
77
SS
ie)
KEY & LED SCAN OUTPUTS
78
S4
oO
KEY & LED SCAN OUTPUT4
79
$3
oO
KEY & LED SCAN OUTPUT3
80
S2
oO
KEY & LED SCAN OUTPUT2
—52—
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