sheet1.net

240*128液晶的驱动电路（PCB）

[
BT1
BATTERY
Battery



]
[
C1
CD4




]
[
C2
CB1
30Pf



]
[
C3
CB1
30Pf



]
[
LM1
TO-220
LM7805CT



]
[
LS1
BELL
Bell



]
[
P1
SIP9
10k



]
[
P2
YINPIN
插座



]
[
P3
USB
USB



]
[
P4
3PIN
红外接收



]
[
Q1
TO92A
8550



]
[
Q2
TO92A
8550



]
[
R1
AXIAL-0.4
Res2



]
[
R2
VR3296




]
[
R3
AXIAL-0.4
2K



]
[
S1
AN12
k1



]
[
S2
AN12
k2



]
[
S3
AN12
k3



]
[
S4
AN12
K4



]
[
S5
DPDT-6
单刀开关



]
[
U1
DIP40
AT89S5X



]
[
U2
TO-92A
DS18B20



]
[
U3
DIP8
DS1302



]
[
U4
240128
240128



]
[
U5
DIP8
24C02



]
[
Y1
XTAL
12MHZ



]
[
Y2
XTAL
32.768



]
(
+5V
LM1-3
LS1-1
P4-3
Q2-1
U1-31
U3-1
U4-3
U5-8
)
(
BLA
Q2-3
U4-21
)
(
D0
P1-2
U1-39
U4-11
)
(
D1
P1-3
U1-38
U4-12
)
(
D2
P1-4
U1-37
U4-13
)
(
D3
P1-5
U1-36
U4-14
)
(
D4
P1-6
U1-35
U4-15
)
(
D5
P1-7
U1-34
U4-16
)
(
D6
P1-8
U1-33
U4-17
)
(
D7
P1-9
U1-32
U4-18
)
(
DS18B20
R1-2
U1-21
U2-2
)
(
GND
BT1-2
C1-2
C2-1
C3-1
LM1-2
P2-1
P3-1
P4-2
Q1-3
R3-2
S1-2
S2-2
S3-2
S4-2
U1-20
U2-1
U3-4
U4-1
U4-2
U4-19
U4-22
U5-1
U5-2
U5-3
U5-4
U5-7
)
(
NetBT1_1
BT1-1
U3-8
)
(
NetC1_1
C1-1
LM1-1
S5-2
)
(
NetC2_2
C2-2
U1-18
Y1-2
)
(
NetC3_2
C3-2
U1-19
Y1-1
)
(
NetLS1_2
LS1-2
Q1-1
)
(
NetP1_1
P1-1
U1-40
)
(
NetP2_2
P2-2
P3-4
S5-1
)
(
NetP3_2
P3-2
U1-11
)
(
NetP3_3
P3-3
U1-10
)
(
NetP4_1
P4-1
U1-12
)
(
NetR1_1
R1-1
U2-3
)
(
NetR2_2
R2-2
R3-1
)
(
NetU1_1
U1-1
U5-6
)
(
NetU1_2
U1-2
U5-5
)
(
NetU1_22
U1-22
U3-7
)
(
NetU1_23
U1-23
U3-6
)
(
NetU1_24
U1-24
U3-5
)
(
NetU1_25
U1-25
U4-8
)
(
NetU1_26
U1-26
U4-7
)
(
NetU1_27
U1-27
U4-6
)
(
NetU1_28
U1-28
U4-5
)
(
NetU3_2
U3-2
Y2-2
)
(
NetU3_3
U3-3
Y2-1
)
(
P13
Q2-2
U1-4
)
(
P37
Q1-2
U1-17
)
(
S1
S1-1
U1-5
)
(
S2
S2-1
U1-6
)
(
S3
S3-1
U1-7
)
(
S4
S4-1
U1-8
)
(
V0
R2-3
U4-4
)
(
VEE
R2-1
U4-20
)