Model No.TM040YDHG32

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TIANMA MICRO-ELECTRONICS Corporation.

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4.4 Block Diagram

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22 Figure 3.1 LCD module diagram

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Figure 4.4.1 LCD module diagram

Source+ Gate

Driver

LCD PANEL

RAM

Grayscale

Manipulation

Voltage

VCOM&

TCON

DC/DC

3.97inch

480 (RGB) X800

DSI_D0P、DSI_D0N，

DSI_D1P、DSI_D1N，

DSI_CP、DSI_CN，

LCD Driver Chip (COG)

LEDA.LEDK

BLU

RST、MIPI_MODE

VDD, IOVDD

GND

TE、IC_ID

Reset

Mipi mode select

Back light

Tearing effect output

LCM ID

Power Supply

GND

Data Bus