Figure 42. Tft Lcd Schematic Diagram - STMicroelectronics STM32L476G-EVAL User Manual

BL_VDD L3
BEAD
R259
47K
R260
1 T6 C113
BL_Control
9013-SOT23
1K
R267
100nF
22K
L4
BEAD
D[0..15]
D[0..15]
A[0..23]
A[0..23]

Figure 42. TFT LCD schematic diagram

TFT LCD
CN19
LCD_CSN 1 6 LCD_D0
CS PD1
LCD_RS 2 7 LCD_D1
RS PD2
LCD_WRN 3 8 LCD_D2
WR/SCL PD3
LCD_RDN 4 9 LCD_D3
RD PD4
LCD_RSTN 5 10 LCD_D4
RESET PD5
11 LCD_D5
PD6
12 LCD_D6
PD7
13 LCD_D7
PD8
14 LCD_D8
PD10
22 15 LCD_D9
BL_GND PD11
23 16 LCD_D10
BL_Control PD12
24 17 LCD_D11
+3V3 VDD PD13
25 18 LCD_D12
VCI PD14
C115 26 19 LCD_D13
GND PD15
27 20 LCD_D14
GND PD16
10uF BL_VDD 28 21 LCD_D15
BL_VDD PD17
29
SDO
30 31
SDI XL IOExpander_X-
32
XR IOExpander_X+
33
YD IOExpander_Y-
34
YU IOExpander_Y+
16-bit connector
2.8'' LCD TFT board MB989P
R223
+5V
0
R219
+3V3
[N/A]
LCD_NE3
FMC_NWE
FMC_NOE
RESET#
VDD VDD
R161 R166
10K 10K
U22
LCD_NE3_BUF 48 1 A1_BUF
OE DIR
D15 47 2 LCD_D15
A1 B1
D14 46 3 LCD_D14
A2 B2
D13 44 5 LCD_D13
A3 B3
D12 43 6 LCD_D12
A4 B4
D11 41 8 LCD_D11
A5 B5
D10 40 9 LCD_D10
A6 B6
D9 38 11 LCD_D9
A7 B7
D8 37 12 LCD_D8
A8 B8
LCD_NE3_BUF 25 24 A1_BUF
OE DIR
D7 36 13 LCD_D7
A1 B1
D6 35 14 LCD_D6
A2 B2
D5 33 16 LCD_D5
A3 B3
D4 32 17 LCD_D4
A4 B4
D3 30 19 LCD_D3
A5 B5
D2 29 20 LCD_D2
A6 B6
VDD D1 27 22 LCD_D1
A7 B7
D0 26 23 LCD_D0 +3V3
A8 B8
31 7
VCCA VCCB
42 18
VCCA VCCB
4 28
GND GND
C79 10 34 C85
GND GND
100nF 15 39 100nF
GND GND
21 45
GND GND
SN74LVC16T245DGGR
U21
48 1
OE DIR VDD
A0 PF0 47 2 A0_1DELAY
A1 B1
LCD_NE3 PG10 46 3 NE3_1DELAY
A2 B2
PD5 44 5 LCD_WRN
A3 B3
PD4 43 6 LCD_RDN
A4 B4
41 8 LCD_RSTN
A5 B5
A0_1DELAY 40 9 A0_2DELAY
A6 B6
NE3_1DELAY 38 11 NE3_2DELAY
A7 B7
A1 37 12 A1_1DELAY
A8 B8
25 24
VDD OE DIR VDD
36 13
A1 B1
35 14
A2 B2
33 16
A3 B3
32 17
A4 B4
30 19
A5 B5
29 20
A6 B6
27 22
A7 B7
26 23
A8 B8
31 7
VDD VCCA VCCB +3V3
42 18
VCCA VCCB
4 28
GND GND
C84
C83 10 34
GND GND
100nF 15 39 100nF
GND GND
21 45
GND GND
SN74LVC16T245DGGR
A0_1DELAY SB44 LCD_RS
Open by default
A0_2DELAY SB45
Closed by default
NE3_1DELAY SB46 LCD_CSN
Open by default
NE3_2DELAY SB47
Closed by default
NE3_1DELAY SB48 LCD_NE3_BUF
Closed by default
LCD_NE3 SB49
Open by default
A1_1DELAY SB50 A1_BUF
Closed by default
A1 SB51
Open by default
Title: LCD_TFT
Project: STM32L476G-EVAL
Size: A3 Reference: MB1144 Revision: B-02
Date: 6/24/2015 Sheet: 11 of 25