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开源示波器dso138 LCD原理图
资料介绍
开源示波器DSO138 LCD原理图。STM32为主CPU。
部分文件列表
| 文件名 | 大小 |
| dso138-mini-schematic-main.pdf | 79K |
部分页面预览
（完整内容请下载后查看）5
4
3
2
1
U2
J1
+3.3V
LCD1
U1
C1
C2
1
2
3
7
+3.3V
+3.3V
1
3
5
7
2
4
6
NC
A1
NC
WP
LCD_nCS
LCD_nWR
LED_A
DB0
DB2
DB4
LCD_RS
LCD_nRD
R21
R22
200K
100K
ADCIN
22pF
22pF
1
2
3
4
5
6
7
8
10
11
12
13
14
15
16
17
29
30
31
32
33
34
37
38
6
DB0
DB1
DB2
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PD1/OSC_OUT
PD0/OSC_IN
D
C
B
A
D
C
B
A
VSENSEL1
VSENSEL2
PA3
PA4
CPLSEL
+3.3V
Y1
8MHZ
5
8
DB1
DB3
DB5
DB7
SDA
SCL
8
4
5
6
DB3
9
10
12
14
16
18
20
VCC SDA
GND SCL
C3
0.1u
GND
VCC
CS
RS
WR
RD
IM0
XL
YU
11
13
15
17
19
+3.3V
+3.3V
TSIG
LCD_nCS
LCD_RS
LCD_nWR
LCD_nRD
DB6
LCD_nRESET
EEPROM
R37
R38
1K
22
JP1
PA7
+3.3V
9
5.1K R2
+3.3V
PA8
PA9
TX1
RX1
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
44
7
+3.3V
BOOT0
nRST
R1
1K
PA10
PA11
PA12
PA13
PA14
PA15
TP2
TP3
USBDM
USBDP
SWDIO
SWCLK
PA15
TP1
TP16
5.1K
R3
nRST
TP15
XR
YD
R4
100
C4
LED_A
J2
V+
LED-A
LED-K1
LED-K2
LED-K3
LED-K4
IM3
J6
R39
R40
R41
1K
1K
1K
DB0
DB1
DB3
0.1u
R16 0R
1
2
3
4
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
LCD_nRD
LCD_nRESET
18
19
20
39
40
41
42
43
45
46
21
22
25
26
27
28
1
+3.3V
+3.3V
TP4
1
2
3
4
5
6
7
8
9
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
VBAT
JP2
PA3
PA4
PA7
PB12
PB13
PB14
PB15
PA15
R5
R6
R19
R20
R32
R33
R34
R14
470
470
470
470
470
470
470
470
R42
R43
R44
10K
10K
10K
+3.3V
VDDA
DB4
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
9
+3.3V
DB10
DB11
DB12
DB13
DB14
DB15
DB16
DB17
RESET
VCC
VCC
GND
DB5
VDDA
VSSA
C5
0.1u
L1
100uH
C6
10uF
8
PB8
PB9
10
(I2C2)
(I2C2)
PB12
D1
SCL
SDA
+3.3V
PB10
PB11
PB12
PB13
PB14
PB15
PB13
PB14
PB15
LCD_nRESET
24
36
48
VDD_1
VDD_2
VDD_3
+3.3V
+3.3V
R26
R27
R28
R29
10K
+3.3V
10K
10K
10K
LCD_nCS
LCD_RS
LCD_nWR
C7
C8
C9
2
3
4
23
35
47
PC13/TEMPER/RTC VSS_1
PC14/OSC32_IN VSS_2
PC15/OSC32_OUT VSS_3
J5
39
38
USART1
GND DB6
GND DB7
0.1u
0.1u
0.1u
+3.3V
1
2
3
4
BTN1
LCD_S95417
R15
R17
470
470
RX1
TX1
TP5
TP6
R10
R11
R12
R13
1K
1K
1K
1K
DB4
STM32F103C8
BTN2
BTN3
BTN4
DB5
DB6
DB7
R18
0R
J8
TSIG
+3.3V
1
2
R8
VBUS
PA7
J7
R50
1.5K
J3
10K
1
2
3
4
5
VBUS
D-
D+
ID
GND
1
R35
R36
22
22
USBDM
USBDP
SWDIO
SWCLK
2
3
4
LCD_RS
LCD_nWR
JP3
JP4
R45
R46
1K
1K
+3.3V
VBUS
J9
R9
10K
USB
V+
1
2
JP5
JP6
R49 100
J4
ADCIN
1
2
3
4
5
6
7
8
TP7
TP8
VSENSEL2 R51
VSENSEL1 R52
1K
1K
1K
BTN1
BTN2
BTN3
BTN4
U3
3
1
2
V+
+3.3V
C11
10uF
VIN VOUT
CPLSEL
R53
GND
BL8060-3.3/SOT23
TP11 TP12 TP13 TP14
TP9
TP10
C10
10uF
9
10
SCOPE CONTROL BOARD
Title
CON10
Size
B
Document Number
Rev
00H
105-13800-00H
Date:
Tuesday, June 13, 2017
Sheet
1
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of
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全部评论(2)
2022-01-06 00:36:02wintersonyang
很好的资料，谢谢分享！
2021-12-11 15:55:16smile_luo
很好的东西，感谢分享！