PIN No.

Symbol

Description

1

GND

Ground

2

RESET

LCM Reset pin Signal is active low.

3

SCL

This pin is used serial interface clock in 4-wire 8-bit serial data interface.
  If not used, this pin should be connected to IOVCC or GND.

4

D/C

4-line system (D/CX): Serves as command or parameter select.
Fix to IOVCC level when not in use.

5

CS

Chip select pin (“Low” enable)

6

SDA

Serial input signal.
The data is applied on the rising edge of the SCL signal.
  If not used, fix this pin at IOVCC or GND.

7

SDO

Serial output signal.
The data is outputted on the falling edge of the SCL signal.
  If not used, open this pin.

8

GND

Ground

9

VCC

Power supply for LCM(2.8V-3.3V)

10

LEDA

Anode of Backlight (3.0V-3.4V Typical: 3.2V)

11

LEDK1

Cathode of Backlight

12

LEDK2

Cathode of Backlight

13

LEDK3

Cathode of Backlight

14

LEDK4

Cathode of Backlight

15

XL

Touch panel control pin

16

YU

Touch panel control pin

17

XR

Touch panel control pin

18

YD

Touch panel control pin