1.9-inch TFT Bar Display - China

Basic parameters

The bar display is a 1.9-inch IPS color LCD display with a resolution of 170×320 pixels, an MCU interface communication, and an ST7789V2 driver IC chip. The same size also supports the SPI interface and is widely used in translation reading pens, remote controls, and medical equipment.

Item	Contents	Unit
Size	1.9	inch
LCM Dimension	25.80(H)49.72(V)1.97(D)	mm
LCD Active Area	22.695(H)*42.72(V)	mm
Number Of Dots	170 * RGB * 320	pixel
LCD Type	a-Si TFT
Viewing Direction	ALL O'clock
Driver IC	ST7789V
Interface Type	MCU
Operating Temperature	-20℃~ 70℃
Storage Temperature	-30℃~ 80℃
Backlight	320	cd/m²
Touchscreen	TBD

drawing

interface

NO.	symbol	Description
1	GND	PowerGround
2	VCI	PowerSupplyforI/Osystem.IOVCC=1.65V-3.3V
3-4	IM2,IM1	IM1	IM2	MPUInterfaceMode
		0	0	80-8bitparallel
		1	1	4-line8bitserial
5	ORS	Thissignalwillresetthedeviceanditmustbeappliedtoproperlyinitialize thechip.Signalisactivelow.
6	CS	Chipselectionpin; Lowenable, highdisable.
7	D / C	Displaydata/commandselectionpininparallelinterface.Thispinisusedto beserialinterfaceclock
8	WR	WriteenableinMCUparallelinterface.Displaydata/commandselectionpinin 4-lineserial interface.
9	RD	RedaMCUparallelinterface
10	SDA	SPIinterfaceinput/outputpin. ThedataislatchedontherisingedgeoftheSCLsignal. -Ifnotused,pleasefixthispinatVDDIorDGNDlevel.
11-18	DB0-DB7	MCUparallelinterfacedata
19	SD0	SPIinterfaceoutputpin. ThedataisoutputonthefallingedgeoftheSCLsignal. -If not used, let this pin open.
20	LEDA	LEDAnode
21-24	LEDK	LED Cathode
25	GND	PowerGround
26-29	NC	NoConnect.
30	GND	PowerGround

image

FAQ

I. Minimum Order Quantity for Small-Size TFT (Semi-Custom)

Our MOQ is quite flexible. Small-sized semi-custom TFT displays are generally ordered from 100 pieces, and lower quantities can be negotiated for trial production or sampling projects.

III. Under what circumstances is FAE technical support supported?

Mass production or large-volume projectsWhen orders reach a certain scale
Project development phase：The customer is adapting the screen driver, interface voltage or software
special needs：If you need horizontal screen display, touch solution, etc.

V. How do you ensure smooth communication?

Our sales team is familiar with international trade and the technical specifications of TFT displays. We respond quickly (usually within 2 hours) and confirm every detail using complete technical drawings or physical photos and samples before production.

7. Your factory can directly handle shipping and export documents.

We can arrange shipping terms such as EXW, FOB, and CIF, and work with your designated freight forwarder.

Whether it's air freight, sea freight, or express delivery, we can ensure fast and safe delivery.

II. Minimum Order Quantity for Medium-Sized TFTs (Semi-Customized)

Our MOQ is quite flexible. Medium-sized semi-custom TFT displays are generally ordered from 50 pieces, and lower quantities can be negotiated for trial production or sampling projects.

IV. What projects can be customized?

touch screen: Capacitive and resistive touch screen, AG, AF, AR, etc.
Backlight brightnessIt can meet requirements of over 1000 cd/m². (Minolta color analysis instrument)
Industrial and medical：Need to meet specific industry requirements, etc.

VI. Why choose you?

Many overseas customers prefer to use agents due to considerations such as communication, quality, and international logistics.

Our team has extensive experience and provides a one-stop service—from design, quotation, production, quality inspection, after-sales service, customs clearance to international shipping. You will get factory-direct prices and the convenience of service.

8. Which countries are our main clients?

China, Asia, Europe

LCD Catalog

① Customized display screen

A. External structure, backlight, and interface FPC.
B. Brightness 1000cd/m², interface type, FPCA can be modified.
C. Customers require customized interface conversion between RGB, SPI, MCU, LVDS, and MIPI.

② High brightness

High-brightness backlight technology (≥1000nits), still clearly visible under sunlight.

③ Perspective

A. The viewing angles from top to bottom, left to right are all 60 degrees.
B. IPS full viewing angle, with a viewing angle of 89 degrees on the top, bottom, left, and right.

④ Touch screen

A. Capacitive touchscreen, AR (anti-reflective), AG (anti-glare), AF (anti-fingerprint), TDM display touchscreen OCA optical integration bonding.

B. Four- or five-wire resistive touchscreen, glossy/matte finish customizable.