Display Interface - SimCom SIMT 1502 Manual

SHANGHAI SIMCOM LIMITED

4.6 Display interface

SIMT1502 contains one display interface. The interface use MIPI display serial interface, support
up to four lanes. Support for the resolution of WVGA, qHD and 720p LCM..
The backlight circuit is not contained in SIMT1502, which must be designed in external circuit.
See Table4-6 and Figure4-4for more details.
Table4-6 Display interface description
Signal
DSI_LCD_TE0
PMU_MPP3_WM
MIPI_DSI_CLK_P
MIPI_DSI_CLK_N
MIPI_DSI_LN3_P
MIPI_DSI_LN3_N
MIPI_DSI_LN2_P
MIPI_DSI_LN2_N
MIPI_DSI_LN1_P
MIPI_DSI_LN1_N
MIPI_DSI_LN0_P
MIPI_DSI_LN0_N
LCD_ID
DSI_RST_N
Figure4-4 Display application diagram
Pin# Description
86 LCD data write sync signal
79 PWM
96 MIPI display serial interface 0 clock – positive
97 MIPI display serial interface 0 clock – negative
98 MIPI display serial interface 0 lane 3 – positive
99 MIPI display serial interface 0 lane 3 –negative
100 MIPI display serial interface 0 lane 2 – positive
101 MIPI display serial interface 0 lane 2 – negative
102 MIPI display serial interface 0 lane 1 – positive
103 MIPI display serial interface 0 lane 1 – negative
104 MIPI display serial interface 0 lane 0 – positive
105 MIPI display serial interface 0 lane 0 – negative
106 LCD ID pin
108 General-purpose wakeup
Direction
AI/AO
DO
DO
AO
AO
AI,AO
AI,AO
AI,AO
AI,AO
AI,AO
AI,AO
AI,AO
AI,AO
DI
DO
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