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12C887 的驱动程序

[
C1
0805
0.1uF



]
[
C2
0805
0.1uF



]
[
J1
SIP-4
PS_PORT



]
[
R
SIP-9
10K



]
[
S1
B3F
SW-PB



]
[
S2
B3F
SW-PB



]
[
S3
B3F
SW-PB



]
[
S4
B3F
SW-PB



]
[
S5
B3F
SW-PB



]
[
S6
B3F
SW-PB



]
[
S7
B3F
SW-PB



]
[
S8
B3F
SW-PB



]
[
U1
DIP-16
74LS148



]
[
U2
DIP-8
ATTINY13



]
(
A0_0
U1-9
U2-5
)
(
A1_0
U1-7
U2-6
)
(
A2_0
U1-6
U2-7
)
(
CLK_0
C2-1
J1-3
U2-3
)
(
DATAS_0
C1-1
J1-4
U2-2
)
(
GND
C1-2
C2-2
J1-2
S1-1
S2-1
S3-1
S4-1
S5-1
S6-1
S7-1
S8-1
U1-5
U1-8
U2-4
)
(
NetS1_2
R-2
S1-2
U1-10
)
(
NetS2_2
R-3
S2-2
U1-11
)
(
NetS3_2
R-4
S3-2
U1-12
)
(
NetS4_2
R-5
S4-2
U1-13
)
(
NetS5_2
R-6
S5-2
U1-1
)
(
NetS6_2
R-7
S6-2
U1-2
)
(
NetS7_2
R-8
S7-2
U1-3
)
(
NetS8_2
R-9
S8-2
U1-4
)
(
NetU1_15
U1-15
)
(
REST_0
U1-14
U2-1
)
(
VCC
J1-1
R-1
U1-16
U2-8
)