Lcd 4.3 فروشگاه

[salamlora1]

با سلام
این پایه
Power supply for charge pump circuit
چی هست و به چه دردی میخوره
تو سمپل هایی که ما داریم اسمش فرق می کنه

-4.3 Inch TFT LCD Module
- With 24-bit RGB interface (standard 40PIN interface), compatible with most current true color Interface 4.3
- Resolution 480x272
- Can display 16.7M colors
Original brand-AUO
- High brightness, high contrast
- Low power consumption
- Four-wire resistive touch screen
- Widely used in digital cameras, GPS, PMP,

And other higher quality of image display

Device, with the most currently available 4.3 'GPS screen compatible, can be directly replaced.

Pin Pin Description:

NO.	Symbol	Function
1	VLED－	The cathode of the blacklight LED
2	VLED+	The anode of the blacklight LED
3	GND	Ground
4	VDD	Power supply for digital interface
5	R0	Graphic Display Data
6	R1
7	R2
8	R3
9	R4
10	R5
11	R6
12	R7
13	G0
14	G1
15	G2
16	G3
17	G4
18	G5
19	G6
20	G7
21	B0
22	B1
23	B2
24	B3
25	B4
26	B5
27	B6
28	B7
29	GND	Ground
30	PCLK	Clock signal; latching data at the falling edge
31	DISP	Display on/off signal
32	HSYNC	Horizontal sync signal; negative polarity
33	VSYNC	Vertical sync signal; negative polarity
34	DE	Data enable
35	AVDD	Power supply for charge pump circuit
36	GND	Ground
37	X1(XR)	TP CONNECT PIN x
38	Y1(YD)	TP CONNECT PIN x
39	X2(XL)	TP CONNECT PIN x
40	Y2(YU)	TP CONNECT PINx

[KHM]

charge pump تو pll استفاده میشه...برای تنظیم ولتاژ vco که با چه فرکانسی نوسان کنه که قفل بشه..