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Figure 42. TFT LCD schematic diagram
11
25
LCD_TFT
MB1144
B-02
6/24/2015
Title:
Size:
Reference:
Date:
Sheet:
of
A3
Revision:
STM32L476G-EVAL
Project:
PG10
PD5
PD4
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
LCD_D0
LCD_D1
LCD_D2
LCD_D3
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_D8
LCD_D9
LCD_D10
LCD_D11
LCD_D12
LCD_D13
LCD_D14
LCD_D15
C79
100nF
VDD
C85
100nF
+3V3
LCD_RS
LCD_CSN
LCD_WRN
LCD_RDN
LCD_RSTN
OE
48
A1
47
B1
2
A2
46
B2
3
A3
44
B3
5
A4
43
B4
6
A5
41
B5
8
A6
40
B6
9
A7
38
B7
11
A8
37
B8
12
OE
25
A1
36
B1
13
A2
35
B2
14
A3
33
B3
16
A4
32
B4
17
A5
30
B5
19
A6
29
B6
20
A7
27
B7
22
A8
26
B8
23
DIR
24
VCCB
18
VCCB
7
GND
4
GND
10
GND
15
GND
21
DIR
1
VCCA
42
VCCA
31
GND
45
GND
39
GND
34
GND
28
U21
SN74LVC16T245DGGR
C83
100nF
VDD
C84
100nF
+3V3
VDD
RESET#
FMC_NWE
LCD_NE3
FMC_NOE
OE
48
A1
47
B1
2
A2
46
B2
3
A3
44
B3
5
A4
43
B4
6
A5
41
B5
8
A6
40
B6
9
A7
38
B7
11
A8
37
B8
12
OE
25
A1
36
B1
13
A2
35
B2
14
A3
33
B3
16
A4
32
B4
17
A5
30
B5
19
A6
29
B6
20
A7
27
B7
22
A8
26
B8
23
DIR
24
VCCB
18
VCCB
7
GND
4
GND
10
GND
15
GND
21
DIR
1
VCCA
42
VCCA
31
GND
45
GND
39
GND
34
GND
28
U22
SN74LVC16T245DGGR
A1_BUF
A1_BUF
PF0
D[0..15]
A[0..23]
D[0..15]
A0
LCD_NE3
VDD
VDD
R161
10K
R166
10K
+3V3
TFT LCD
LCD_D0
LCD_D1
LCD_D2
LCD_D3
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_D8
LCD_D9
LCD_D10
LCD_D11
LCD_D12
LCD_D13
LCD_D14
LCD_D15
LCD_RS
LCD_CSN
LCD_WRN
LCD_RDN
LCD_RSTN
+5V
C115
10uF
L4
BEAD
C113
100nF
L3
BEAD
R223
0
+3V3
R219
[N/A]
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
XL
31
XR
32
YD
33
YU
34
CN19
16-bit connector
IOExp
IOExpander_Y-
IOExp
IOExpander_X-
BL_Control
2.8'' LCD TFT board MB989P
A[0..23]
3
1
2
T6
9013-SOT23
R260
1K
R259
47K
BL_VDD
BL_VDD
VDD
SB44
Open by default
SB45
Closed by default
A0_1DELAY
A0_1DELAY
A0_2DELAY
A0_1DELAY
A0_2DELAY
SB46
Open by default
SB47
Closed by default
SB49
Open by default
SB48
Closed by default
SB51
Open by default
SB50
Closed by default
NE3_1DELAY
NE3_2DELAY
NE3_1DELAY
NE3_2DELAY
NE3_1DELAY
LCD_NE3
NE3_1DELAY
LCD_NE3_BUF
LCD_NE3_BUF
LCD_NE3_BUF
A1
A1_1DELAY
A1_BUF
A1
A1_1DELAY
VDD
R267
22K