Schematics
UM18
17
5
6/5
D
ocID026
902 Re
v 3
Figure 36. TFT LCD daughterboard MB895
1
1
2
2
3
3
4
4
D
D
C
C
B
B
A
A
STMicroelectronics
Title:
Number:
Rev:
Sheet of
C.1(PCB.SCH)
Date:
1/21/2011
Enable
1
DotCl
k
2
HSYNC
3
VSYNC
4
CS
5
WR/SCL
6
SDI
7
RS
8
NC
9
RD
10
RESET
11
PD0
12
PD1
13
PD2
14
PD3
15
PD4
16
PD5
17
PD6
18
PD7
19
PD8
20
PD9
21
PD10
22
PD11
23
PD12
24
PD13
25
PD14
26
PD15
27
PD16
28
PD17
29
VDD
30
VCI
31
VCI
32
NC
33
NC
34
NC
35
NC
36
NC
37
NC
38
NC
39
GND
40
NC
41
NC
42
NC
43
NC
44
GND
45
SDO
46
NC
47
NC
48
NC
49
GND
50
GND
51
A
52
K
53
CN3
FH26-51S-0.3SHW(05)
Enable
DotCl
k
HSYNC
VSYNC
CS
RS
WR_SCL
RD
#RESET
A
K
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PD8
PD9
PD10
PD11
PD12
PD13
PD14
PD15
PD16
PD17
CS
RS
WR_SCL
RD
#RESET
VDD
VDD
BLGND
BLVDD
BL_Control
Ena
b
le
Do
tC
l
k
HS
YNC
VS
YNC
VDD
RP1
10K
C3
4.7uF/10V
R8
4K7
R7
4K7
SDO
SDI
SD
I
SD
O
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PD8
PD10
PD11
PD12
PD13
PD14
PD15
PD16
PD17
AM-240320LDTNQW-00H (SPI)
CS
1
RS
2
WR/SCL
3
RD
4
RESET
5
VDD
24
VCI
25
GND
26
GND
27
BL_VDD
28
BL_Control
23
BL_GND
22
PD1
6
PD2
7
PD3
8
PD4
9
PD5
10
PD6
11
PD7
12
PD8
13
PD10
14
PD11
15
PD12
16
PD13
17
PD14
18
PD15
19
PD16
20
PD17
21
SDO
29
SDI
30
CN2
16-bit connector
RP2
10K
RP3
10K
RP4
10K
RP5
10K
PD
0
PD
1
PD
2
PD
3
PD
4
PD
5
PD
6
PD
7
PD
8
PD
9
PD
10
PD
11
PD
12
PD
13
PD
14
PD
15
PD
16
PD
17
R6
4K7
R5
4K7
SDO
SDI
R10
4K7
R9
4K7
RD
RS
Z1
STPS1L40M
C1
4.7uF/35V
L1
4.7uH(1A)
R3
10
BLGND
BLVDD
R2
100K
C2
4.7uF/10V
R1
0
R4
[N/A]
BLVDD
BL_Control
BLGND
BLGND
BLGND
Vi
1
Rset
2
GND
3
FB
4
NC
5
Vo
6
EN
7
SW
8
PGND
9
U1
STLD40DPMR
CS
1
SCL
2
SDI
3
RS
4
WR
5
RD
6
RESET
8
VDD
9
VCI
10
SDO
7
GND
11
GND
12
BL_VDD
13
BL_Control
14
BL_GND
15
BL_GND
16
CN1
SPI connector
CS
WR_SCL
SDI
SDO
#RESET
VDD
BLGND
BLVDD
BL_Control
AM-240320LDTNQW-02H (16bit parallel)
MB895
1
1
2.4 inch LCD board support either SPI or 16-bit parallel
Backlight driver & PFC connector for LCD panel
Connector for 16-bit parallel application
Connector for SPI serial application
mount only for SPI application
Mount only for
16-bit application
STLD40DPUR
C5
10nF
C4
100nF
C6
100nF
L2
BEAD
C7
10nF
TP1
TP2
TP3
TP4
TP5
GND
BLGND
VDD
VH
VL
VL
VH
R15
[N/A]
R14
[N/A]
R13
[N/A]
R12
[N/A]
R11
[N/A]
BLGND