Product Specification

Sysolution Android LCD Controller L30S

Product Introduction:

The L30S is powered by Rockchip's RK3568 (Cortex-A55) high-performance, low-power quad-core processor with Android 11 operating system, running at up to 2.0GHz, and an embedded GPU (ARMG522EE) supporting OpenGLES1.1/2.0/3.2, OpenCL2.0, and Vulkan1.1. HDMI/LVDS/EDP display interface, Ethernet/WIFI/BT/4G expansion interface in one, which greatly simplifies the whole machine design. Support most of the current popular video and picture format decoding, and can drive various TFTLCD displays. It is more stable and widely used in AI servers, face payment devices, security, medical, transportation, finance, industrial control, smart education, smart retail and other AI intelligence fields.

Functions:

1. High integration: Integrated USB/LVDS/EDP/HDMI/Ethernet/WIFI/Bluetooth in one, simplify the whole design, and can be inserted into TF.
2. High stability: In the hardware and software, add own unique developed technology to ensure the stability of the product, which can make the final product reach 7*24 hours unattended.
3. Rich expansion interfaces: 6 USB interfaces (default 2 pins can be changed to 4 pins, 2 standard USB3.0), 6 expandable serial ports (default 3 can be changed to 6), GPIO/ADC interface, can meet the requirements of various peripherals on the market.
4. High definition: Support maximum decoding of 3840×2160 and various LCD displays with LVDS/EDP interfaces.
5. Complete functions: support dual-screen different display, horizontal and vertical screen playback, video split screen, scrolling subtitles, timing switch, USB data import function.
6. Convenient management: humanized playlist background management software, easy to manage and control advertising playback. Playback log, easy to learn the playback situation.

Specifications:

Product Image:

Interface Definitions:

The following is the definition of the built-in socket interface

Power-DC12V-IN Interface(2.54MM Horizontal Socket)

Serial number	Definition	Attribute	Description
1	DC12V-IN	Power Input	12V power input
2	DC12V-IN	Power Input	12V power input
3	GND	Ground	Ground
4	GND	Ground	Ground

• 1. Connect this socket when using the built-in power input;

  2. The power supply voltage is 12V input, the use range is acceptable between 9V-14V, do not use the power adapter that exceeds this range.

  Backlight inverter control interface (2.0MM horizontal socket)

Serial number	Definition	Attribute	Description
1	BL-12V_IN	Power Input	12V backlight power output, 12V power supply directly connected to the external adapter, the current value depends on the current of the adapter
2	BL-12V_IN	Power Input
3	ON/OFF	Control Output	Backlight board switch signal, active high, software configuration
4	ADJ	Control Output	Brightness control for LVDS screens
5	GND	Ground	Ground
6	GND	Ground	Ground

• pay attention to the order of the pin, not connected to the reverse;
• For models that do not need to use the ADJ function, the ADJ can be directly suspended or received ON/OFF, which can avoid the problem of dark screen, the ADJ is connected high or low, you need to check the screen specifications to determine.

• SPK-OUT connector (2.00MM horizontal socket)

                                     

Serial number	Definition	Attribute	Description
1	SPKL+	L output is positive	Speaker amplifier output is positive
2	SPKL-	L output is negative	Speaker amplifier output is negative
3	SPKR-	R output is negative	Speaker amplifier output is negative
4	SPKR+	R output is positive	Speaker amplifier output is positive

• This is the dual speakers connection. When using a single speaker, it is a group of PIN and PIN 2, and a group of PIN 3 and PIN 4, which can not be mistaken;
• For the use of the speaker, it is necessary to connect the speaker first and then turn it on. 8R speaker is used by default;
• The power amplifier chip can support up to 2*8R/10W. Note the matching range of the speaker used, it is recommended that the rated power of the speaker can reach more than 3W.

  CTP Socket Interface (2.00MM Horizontal Socket)

  Serial number	Definition	Attribute	Description
  1	GND	Ground	Ground
  2	RST	Input/Output	Internal drop-down connection
  3	INT	Input/Output	Internal drop-down connection
  4	SCL	Input/Output	Internal drop-down connection
  5	SDA	Input/Output	Internal drop-down connection
  6	VCC-3.3V	Output	VCC-3.3V

   

  LVDS Signal Output(Dual 2.0MM Horizontal Socket)

                                     

Serial number	Definition	Attribute	Description
1	LCDVCC-IN	Power Input	Liquid crystal power output, +3.3V /+5V/ +12V optional, optional via J55
2
3
4	GND	Ground	Ground
5
6
7	RXO0-	Output	Pixel0 Negative Data(Odd)
8	RXO0+	Output	Pixel0 Positive Data(Odd)
9	RXO1-	Output	Pixel1 Negative Data(Odd)
10	RXO1+	Output	Pixel1 Positive Data(Odd)
11	RXO2-	Output	Pixel2 Negative Data(Odd)
12	RXO2+	Output	Pixel2 Positive Data(Odd)
13	GND	Ground	Ground
14	GND	Ground	Ground
15	RXOC-	Output	Negative Sampling Clock (Odd)
16	RXOC+	Output	Positive Sampling Clock(Odd)
17	RXO3-	Output	Pixel3 Negative Data(Odd)
18	RXO3+	Output	Pixel3 Positive Data(Odd)
19	RXE0-	Output	Pixel0 Negative Data(Even)
20	RXE0+	Output	Pixel0 Positive Data(Even)
21	RXE1-	Output	Pixel1 Negative Data(Even)
22	RXE1+	Output	Pixel1PositiveData(Even)
23	RXE2-	Output	Pixel2 Negative Data(Even)
24	RXE2+	Output	Pixel2 Positive Data(Even)
25	GND	Ground	Ground
26	GND	Ground	Ground
27	RXEC-	Output	Negative Sampling Clock (Even)
28	RXEC+	Output	Positive Sampling Clock(Even)
29	RXE3-	Output	Pixel3 Negative Data(Even)
30	RXE3+	Output	Pixel3 Positive Data(Even)

 

 

LVDS_LOGIC Power Output Optional Socket(2.00MM Vertical Pin)

                                 

Serial number	Definition	Attribute	Description
1	BL-3.3V_IN	Power Input	3.3V power input, jumper cap is connected
2	BL-VCC-OUT	Backlight Output	LVDS_LOGIC power output
3	BL-5.0V_IN	Power Input	5.0V power input, jumper cap is connected
4	BL-VCC-OUT	Backlight Output	LVDS_LOGIC power output
5	BL-12V_IN	Power Input	12V power input, jumper cap is connected
6	BL-VCC-OUT	Backlight Output	LVDS_LOGIC power output

       

 

• When selecting this power supply, you must pay attention to the logic voltage required by the display, and then jump the jumper cap to the corresponding voltage selection PIN, otherwise it will easily burn the display circuit. (For the display voltage, please check the corresponding screen specifications)

EDP Signal Output (Dual 2.0MM Horizontal Socket)

 

                        

Serial number	Definition	Attribute	Description
1	EDP-VCC_IN	Power Input	Liquid crystal power output, +3.3V /+5V/ +12V optional, optional via J55
2
3	GND	Ground	Ground
4
5	EDP-TX0-	Output	Display Port Lane 0 Negative output
6	EDP-TX0+	Output	Display Port Lane0 positive output
7	EDP-TX1-	Output	Display Port Lane1negative output
8	EDP-TX1+	Output	Display Port Lane1 positive output
9	EDP-TX2-	Output	Display Port Lane2 negative output
10	EDP-TX2+	Output	Display Port Lane2 positive output
11	EDP-TX3-	Output	Display Port Lane3 negative output
12	EDP-TX3+	Output	Display Port Lane3 positive output
13	GND	Ground	Ground
14	GND	Ground	Ground
15	EDP-AUX-	Output	Port AUX-chanen negative singal
16	EDP-AUX+	Output	Port AUX+chanenl Positive singal
17	GND	Ground	Ground
18	GND	Ground	Ground
19	+3.3V	Output	Output voltage
20	EDP-HPD	Output	Screen hot plug detection signal

 

 

Two-color LED and Infrared IR Interface (2.00MM Horizontal Socket)

 

 

Serial number	Definition	Attribute	Description
1	LED_RED	Output	LED light positive pole, system running status indicator light
2	GND	Ground	Ground
3	LED_BLUE	Output	LED light positive pole, system shutdown status indicator light
4	IRVCC-3V3	Power Input	Remote power output
5	GND	Ground	Ground
6	IR-IN	Signal Input	IR Signal input

 

 

• The default configuration is to use a common cathode LED lamp. If a common anode lamp is used, the common pin of the LED lamp can be connected to the 3rd PIN as the power input when making an extension cable. Note that after this connection method , the status of the lamp will change, and need to update the software configuration;
• The remote control supports the function of hard switching machine. The remote start button needs software configuration or the remote control code value can be used after learning to match;
• Remote learning operation: In the shutdown state, short-circuit the MCU_INT socket, and press the key of the remote control that needs to be adapted to the switch machine on the receiver, then turn it on. After turning on, the machine has learned to switch on and off and you can use this key to switch.

UART-TTL / RS485 Interface (2.00MM Horizontal Socket)

 

                 

Serial number	Definition	Attribute	Description
1	VCC-3.3V	Power Output	VCC-3.3V
2	UART_TX/A	Output	Data output, connect to RX pin of external device
3	UART_RX/B	Input	Data output, connect to TX pin of external device
4	GND	Ground	Ground

 

 

• This serial port can be adjusted by hardware, and configured as TTL/RS485 for data connection with external device;
• TTL output is used by default, and the port number is ttyS7.

UART-TTL / RS232 Interface (2.00MM Horizontal Socket)

 

 

Serial number	Definition	Attribute	Description
1	VCC-3.3V	Power Output	VCC-3.3V
2	UART_TX/A	Output	Data output, connect to RX pin of external device
3	UART_RX/B	Input	Data output, connect to TX pin of external device
4	GND	Ground	Ground

 

 

• This serial port can be adjusted by hardware, and configured as TTL/RS232 for data connection with external device;
• TTL output is used by default, and the port number is ttyS9.

UART-TTL / RS232 Interface (2.00MM Horizontal Socket)

 

 

Serial number	Definition	Attribute	Description
1	VCC-3.3V	Power Output	VCC-3.3V
2	UART_TX/A	Output	Data output, connect to RX pin of external device
3	UART_RX/B	Input	Data output, connect to TX pin of external device
4	GND	Ground	Ground

 

 

• This serial port can be adjusted by hardware, and configured as TTL/RS232 for data connection with external device;
• TTL output is used by default, and the port number is ttyS0.

UART-TTL / RS232 Interface (2.00MM Vertical Socket)

 

Serial number	Definition	Attribute	Description
1	VCC-3.3V	Power Output	VCC-3.3V
2	UART_TX/A	Output	Data output, connect to RX pin of external device
3	UART_RX/B	Input	Data output, connect to TX pin of external device
4	GND	Ground	Ground

 

 

• This serial port can be adjusted by hardware, and configured as TTL/RS232 for data connection with external device;
• TTL output is used by default, and the port number is ttyS1.

UART-TTL / RS232 Interface (2.00MM Vertical Socket)

 

Serial number	Definition	Attribute	Description
1	VCC-3.3V	Power Output	VCC-3.3V
2	UART_TX/A	Output	Data output, connect to RX pin of external device
3	UART_RX/B	Input	Data output, connect to TX pin of external device
4	GND	Ground	Ground

 

 

• This serial port can be adjusted by hardware, and configured as TTL/RS232 for data connection with external device;
• TTL output is used by default, and the port number is ttyS1.

UART-TTL / RS485 Interface (2.00MM Vertical Socket)

 

Serial number	Definition	Attribute	Description
1	VCC-3.3V	Power Output	VCC-3.3V
2	UART_TX/A	Output	Data output, connect to RX pin of external device
3	UART_RX/B	Input	Data output, connect to TX pin of external device
4	GND	Ground	Ground

 

 

• This serial port can be adjusted by hardware, and configured as TTL/RS485 for data connection with external device;
• TTL output is used by default, and the port number is ttyS8.

KEY External Socket Interface(2.00MM Vertical Socket)

 

Serial number	Definition	Attribute	Description
1	POWEN	Input	System startup button
2	RESET	Input	Reset signal interface
3	KEY	Input	KEY extension interface(Up to 7 keys can be extended)
4	GND	Ground	Ground

 

 

• The configuration of the button can be adjusted, depending on the actual communication needs.

GPIO Signal Output (2.00MM Horizontal Socket)

 

Serial number	Definition	Attribute	Description
1	GND	Ground	Ground
2	GPIO1	Input/Output	GPIO1 Interface input / Output interface
3	GPIO2	Input/Output	GPIO2 Interface input / Output interface
4	GPIO3	Input/Output	GPIO3 Interface input / Output interface
5	GPIO4	Input/Output	GPIO4 Interface input / Output interface
6	VCC-3.3V	Power Output	VCC-3.3V

 

USB-HOST Interface (2.00MM Horizontal Socket)

 

Serial number	Definition	Attribute	Description
1	GND	Ground	Ground
2	DP	Data is positive	The data single is positive, connect the USB_DP pin of the external device
3	DM	Data is negative	The data single is negative, connect the USB_DM pin of the external device
4	VCC-5V	Power Output	Power cord

 

 

USB-HOST Interface (2.00MM Horizontal Socket)

 

Serial number	Definition	Attribute	Description
1	GND	Ground	Ground
2	DP	Data is positive	The data single is positive, connect the USB_DP pin of the external device
3	DM	Data is negative	The data single is negative, connect the USB_DM pin of the external device
4	VCC-5V	Power Output	Power cord

 

RTC Socket(2.00MM Horizontal Pin )

Serial number	Definition	Attribute	Description
1	GND	Ground	Ground
2	RT+	Power supply	Power supply output

 

 

RTC Socket(2.00MM Horizontal Pin )

Serial number	Definition	Attribute	Description
1	GND	Ground	Ground
2	RT+	Power supply	Power supply output

Th              The following is the definition of the built-in socket interface

Socket interface	Definition
J3	Standard 12V round head 6.4mm aperture, 2.0mm internal needle, positive inside and negative outside
J15	Standard TF card interface definition
J8	Standard type A HDMI socket definition
J6	Standard 100M RJ45 socket definition (two)
J20	Standard USB3.0 horizontal socket definition
J59	Standard external earphone audio source socket definition

 

TT     

 

Socket interface	Definition
J3	Standard 12V round head 6.4mm aperture, 2.0mm internal needle, positive inside and negative outside
J15	Standard TF card interface definition
J8	Standard type A HDMI socket definition
J6	Standard 100M RJ45 socket definition (two)
J20	Standard USB3.0 horizontal socket definition
J59	Standard external earphone audio source socket definition

 

 

 

Dimensions

with box

without box

PCB:6 board

Size:135mm*90mm, Board thickness 1.6mm

Screw hole specification:∮3.0mm x 4