Lcm Interfaces - Quectel Smart LTE Module Series Hardware Design

3.19. LCM Interfaces

SC650T module provides two LCM interfaces, and supports dual LCDs with WUXGA (1900×1200)
display. The interfaces support high speed differential data transmission, with up to eight lanes.
Table 20: Pin Definition of LCM Interfaces
Pin Name
LDO6_1P8
LDO17_2P85
WLED_PWM
WLED_EN
LCD_BIAS_P
LCD_BIAS_N
LCD0_RST
LCD0_TE
LCD1_RST
LCD1_TE
SC650T_Hardware_Design
VIB_DRV
Module
Figure 18: Reference Circuit for Vibrator Connection
Pin No. I/O
10 PO
12 PO
30 DO
158 DO
21 PO
22 PO
127 DO
126 DI
113 DO
114 DI
VIB_DRV
GND
Motor
33pF
C1
PESD5V0H1BSF
Description
1.8V output power supply for
LCM logic circuit and DSI
2.85V output power supply for
LCM analog circuits
PWM signal output
LCD enable for backlight.
LCD positive bias voltage.
LCD negative bias voltage.
LCD0 reset signal
LCD0 tearing effect signal
LCD1 reset signal
LCD1 tearing effect signal
Smart LTE Module Series
SC650T Hardware Design
Comment
Active low.
Active low.
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