Quectel Smart EVB G5 User Manual

Smart Module Series
Smart_EVB_G5_User_Guide 35 / 66
4.3.1. Main LCM Interface
The following figure shows a reference circuit design for main LCM interface of the Smart EVB G5.
DSI0_CLK_P
LEDA
NC
LEDK
LPTE
NC (SDA-TP)
VIO18
NC (VTP-TP)
DSI0_LN3_P
LCD0_TE
LCD0_RST
DSI0_LN3_N
DSI0_LN2_P
DSI0_CLK_N
DSI0_LN2_N
RESET
LCD_ID
NC (SCL-TP)
NC (RST-TP)
NC (EINT-TP)
GND
VCC28
GND
MIPI_TDP3
MIPI_TDN3
GND
MIPI_TDP2
MIPI_TDN2
GND
MIPI_TDP1
MIPI_TDN1
GND
VDD_2V8 LCM_IO
LCD_BL_A
LCD_BL_K1
1
2
3
4
5
6
7
8
9
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
MIPI_TDP0
MIPI_TDN0
GND
MIPI_TCP
MIPI_TCN
29
28
30
3
4
5 6
3
4
5 6
3
4
5 6
3
4
5 6
DSI0_LN1_N
DSI0_LN1_P
DSI0_LN0_N
DSI0_LN0_P
1
2
3
4
5 6
11
1
2
1
2
1
2
1
2
100nF4.7uF
1uF
Module
LCM
FL1
FL2
FL3
FL4
FL5
EMI filter
C3C2C1
NC
GND
GND
GND
GND
PMI_MPP1
31
32
33
34
LCD_BL_K2
J0803
Figure 14: Reference Design for Main LCM Interface
The white LEDs (WLED) of main LCM interface are driven by the module. LCD_BL_A is the high voltage
source for powering a string of WLEDs. LCD_BL_K1 and LCD_BL_K2 are the two output drivers for
sinking the current from WLED strings.
NOTE

Quectel Smart EVB G5 Specifications

General

Brand	Quectel
Model	Smart EVB G5
Category	Control Unit
Language	English