7.4 Inch Serial Port Bar LCD DMG12400C074_03W(Commercial Grade)

7.4 Inch Serial Port Bar LCD DMG12400C074_03W(Commercial Grade)

Specification

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Specification

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Specification

Specification

Features:

● Based on T5L2 ASIC 7.4 Inch, 1280*400, 16.7M Colors, IPS screen;

● UART2: ON=TTL/CMOS; OFF=RS232 UART4: ON=TTL/CMOS; OFF=RS232; 8PIN_2.0mm Socket;

● Two Download methods: SD card or on-line serial port;

● DWIN DGUS V7.6 tool,zero code for customers;

● Dual Development System:DGUSⅡ/TA(Instruction set);

● IPS View Angle Range: 85/85/85/85(L/R/U/D);

● With GUI & OS dual-core, GUI with rich controls. DWIN OS kernel is open to the user for the second-development, via DWIN OS language or KEIL C51.

Send email to us Datasheet

ASIC

T5L2 ASIC

Developed by DWIN. Mass production in 2019,1MBytes Nor Flash on the
chip, 512KBytes used to store the user database. Rewrite cycle: over
100,000 times

Hardware and interface description

LCM interface	FPC40_0.5mm, LVDS interface
CTP interface	FCC6Pin_0.5mm, IIC interface
User interface	8Pin_2.0mm socket for power supply and serial communication. Download rate(typical value): 12KByte/s
Flash	16 MBytes NOR Flash, for fonts, pictures and audio files. Rewrite cycle: over 100,000 times
Expand Flash	Expandable to 64Mbytes NOR Flash or 48Mbytes NOR Flash+512Mbytes NAND Flash
Speaker	Onboard speaker. Power: 2W
RTC	Button cell for power supply. Accuracy: ±20ppm @25℃
SD card interface	FAT32. Download files by SD interface can be displayed in statistics. Download rate: 4Mb/s
PGT05 interface	When product crashes by accident, you can use PGT05 to update DGUS kernel and make the product return to normal

Display Parameters

LCD Type	IPS, TFT LCD
Viewing Angle	Wide viewing angle, 85°/85°/85°/85°（L/R/U/D）
Resolution	1280×400 pixels (support 0°/90°/180°/270°)
Color	24-bit 8R8G8B
Active Area (A.A.)	178.6mm (W)×55.8mm (H)
Backlight Mode	LED
Backlight Service Life	>20000 hours (Time of the brightness decaying to 50%on the condition of continuous working with the maximum brightness)
Brightness	DMG12400C074_03WTC: 650nit
	DMG12400C074_03WTR: 650nit
	DMG12400C074_03WN: 700nit
Brightness Control	0~100 grade (When the brightness is adjusted to 1%~30%of the maximum brightness, flickering may occur and is not recommended to use in this range)
Note: You can use dynamic screen saver wallpapers to avoid afterimages caused by fixed page display for a long time.

Touch Parameters

Type	CTP (Capacitive touch panel)
Structure	G+G structure with surface cover of Asahi tempered glass
Touch Mode	Support point touch and drag
Surface Hardness	6H
Light Transmittance	Over 90%
Life	Over 1,000,000 times touch

Type	RTP (Resistive touch screen)
Structure	ITO film + ITO glass
Touch Mode	Support point touch and drag
Surface Hardness	3H
Light Transmittance	Over 80%
Life	Over 1,000,000 times touch

Serial Interface Parameters

Mode	UART2: ON=TTL/CMOS; OFF=RS232 UART4: ON=TTL/CMOS; OFF=RS232(Only available after OS configuration)
Voltage Level	Test Condition	Min	Typ	Max	Unit
	Output 1, Iout = -4mA	4.78	5.0	-	V
	Output 0, Iout = 4mA	-	-	0.4	V
	Input 1	2.5	5.0	-	V
	Input 0	-	-	1.0	V
Baud Rate	3150~3225600bps, typical value of 115200bps
Data Format	UART2: N81 UART4: N81/E81/O81/N82 , 4 modes (OS configuration)
Interface Cable	8Pin_2.0mm

Electrical specifications

Operating environment

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Rated Power

Operating Voltage

6~36V, typical value of 12V

Operating Current

VCC=12V, max backlight

VCC=12V, backlight off

Recommended power supply: 12V 1A DC