RL033C3120-42A

Pin No.

Symbol

I/O

Description

1

LED_A

P

Backlight anode

2~3

LED_K

P

Backlight cathode

4

VCI

P

2.85V For Analog power supply

5

IOVCC

P

1.85V Power supply for I/O system.

IOVCC must be lower than or equal to VCI.

6

/RESET

I

Reset pin. Initializes the LCM when low.

7

TE

O

Tearing effect output. If not used, please open this pin.

8

NC

-

NOT Connect

9

GND

P

Power ground

10

D0P

I

Positive polarity of low voltage differential data signal.

11

D0N

I

Negative polarity of low voltage differential data signal.

12

GND

P

Power ground

13~14

NC

-

NOT Connect

15

GND

P

Power ground

16

CLKP

I

Positive polarity of low voltage differential clock signal

17

CLKN

I

Negative polarity of low voltage differential clock signal

18

GND

P

Power ground

19~20

NC

-

NOT Connect

21

GND

P

Power ground

22~23

NC

-

NOT Connect

24

GND

P

Power ground

25

CTP_INT

I

Interrupt request to the host, or Wakeup request from the host.

26

CTP_SDA

I/O

I2C data input and output

27

CTP_SCL

I

I2C clock input

28

CTP_RST

I

External Reset, Low is active

29

CTP_VCI

P

3.3V power supply For CTP

30

GND

P

Power ground