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Schematics
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Figure 34. Round DSI display board (MB1314)
1
1
1.2" DSI LCD with Capacitive Touch
MB1314
B.1
6/1/2017
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32L4Rx-EVAL Daughter board
Project:
I2C_SDA
I2C_SCL
DSI_INT
DSI_BL_CTRL
Connector for motherboard
HSSI_CLK_N
HSSI_CLK_P
HSSI_D0_N
HSSI_D0_P
DSI_TE
DSI_RST
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
41
41
42
42
43
43
44
44
45
45
46
46
47
47
48
48
49
49
50
50
51
51
52
52
53
53
54
54
55
55
56
56
57
57
58
58
59
59
60
60
61
61
62
62
63
63
64
64
CN1
QTH-030-02-F-D-A-K-TR
BLGND
GND
1
XRES
2
DSI_D0N
3
SWIRE
4
DSI_D0P
5
OTP
6
GND
7
TE
8
DSI_CLKN
9
GND
10
DSI_CLKP
11
GND
12
GND
13
GND
14
VDDIO
15
VCI
16
GND
17
GND
18
ELVSS
19
ELVDD
20
ELVSS
21
ELVDD
22
ELVSS
23
ELVDD
24
PAD
25
PAD
26
PAD
27
PAD
28
CN2
504208-2410
HSSI_CLK_N
HSSI_CLK_P
HSSI_D0_N
HSSI_D0_P
DSI_TE
DSI_RST
Touch panel connector for LCD panel
C7
100nF
VDD
DSI_RST
DSI_INT
VDD
R1
4K7
I2C_SDA
I2C_SCL
FPC05008-09200(ATOM)
GND
6
GND
1
INT
2
SCL
4
SDA
5
RESET
3
VCC
8
IOVCC
7
CN3
FH19C-8S-05SH
C8
100nF
+3V3
SWIRE
+3V3
VDD
ELVDD
ELVSS
C1
100nF
+3V3
VDD
C2
100nF
SWIRE_MCU
PVIN
A1
LX
3
A2
LX1
A3
LX2
B1
AVD
D
B2
PG
N
D
B3
VO2
C1
AG
ND
C2
VO1
C3
EN
D1
Sw
ir
e
D2
AVIN
D3
U1
SM3321
BLGND
BLGND
BLGND
BLGND
BLGND
BLGND
ELVDD
ELVSS
BLGND
SWIRE
SWIRE_MCU
R3
[N/A]
R2
[N/A]
SB3
SB4
SB2
L1
DFE201610E-4R7M=P2
C9
GRM188R61A106KE69D
H1
390x390 pixels DSI LCD
ZZ1
IEG1120TB103GF-001
R4
[N/A]
BLGND
SB5
DSI_BL_CTRL
SB1
Rev B.1: BLVDD use +3V3, add L3, L4, C11 and C12, remove D1, D2
2. L1, L2 footprint update 0806L
3. RevB, remove C11
C6
100nF
C3
100nF
L2
DFE201610E-4R7M=P2
C10
GRM188R61A106KE69D
C5
GRM188R61A106KE69D
C4
GRM188R61A106KE69D
I2C address: 0x70
IC:FT3267
+3V3
L3
BEAD(FCM1608KF-601T03)
C12
100nF
L4
BEAD(FCM1608KF-601T03)
BLGND
C11
10uF
