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W021R40S2RI 2.1 Inch Circular TFT LCD

Parameters of 2.1 Inch Circular TFT LCD

Size (inch)	Resolution	Model	LCM Dimension (mm)	Active Area (mm)	View	Interface	Brightness (nits)	OP(℃)
2. 1	480*480	W021R40S2RI(Round)	56. 1859.712.3	53.28*53.28	IPS	RGB	300-600	-20~70°C

General Information of 2.1 Inch Circular TFT LCD

W021R40S2RI

ltem	Specification	Unit
LCD size 液晶面板尺寸	2.1	inch
Display Mode显示模式	Normally Black	--
Resolution分辨率	480(RGB)x480	Pixel
Pixel pitch像素尺寸	0.111(H)×0.111(V)	mm
Pixel Arrangement像素排列	RGB Vertical Stripe
Viewing direction视角	Free	-
Module outline dimension	56.18(H)59.71(V)2.2(D)	mm
LCD AA液晶显示区域	53.28(H)*53.28 (V)	mm
TP VA触摸可视区域		mm
Colors颜色深度	16.7M	-
Weight重量(TP+LCM)		g
Driver IC驱动芯片	ST7701S	-
Driver IC RAM Sise记忆体	不包含	-
Interface接口类型	RGB	-
Backight背光类型	White LED	--
Touch IC触摸芯片		--
Surface hardness表面硬度		--
支持点数		--
Touch structure触摸结构		--
Cover lens盖板		--
Colors颜色		--
Operating Temperature工作温度	-20℃~+60℃	--
Storage Temperature 存储温度	-30℃~+70℃	--

Interface Signal of 2.1 Inch Circular TFT LCD

W021R40S2RI

Pin No.	Symbol	Description
1	LEDA	LED backlight anode
2	LEDK1	LED backlight cathode
3	LEDK2	LED backlight cathode
4	GND	Power ground
5	VCI	Analog power supply
6	RESET	Reset signal(low active)
7	\|OVCC	Power supply for the logic power and I/O circuit.
8	GND	Power ground
9	SDA	Serial data input pin in serial bus system interface
10	SCK	Pixel clock signal input pin
11	CS	Chip select
12	PCLK	Pixel clock signal in RGB interface
13	DE	Data enable signal in RGB I/F mode
14	VSYNC	Vertical synchronizing signal input pin
15	HSYNC	Horizontal synchronizing signal input pin
16-33	DB0-DB17	Data bus
34	GND	Power ground
35	TP_INT	INT pin for CTP
36	TP_SDA	SDA pin for CTP
37	TP_SCL	SCL pin for CTP
38	TP_RESET	Reset pin for CTP
39	TP_VCI	Power supply for CTP
40	GND	Power ground

circular tft

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