ST7715 datasheet(40/167 Pages) SITRONIX

40 / 167 page

ST7715

V1.5

2009-12-04

9.7.5

16-Bit Parallel Interface (IM2,IM1, IM0= “101”)

Different display data formats are available for three colors depth supported by listed below.

- 4k colors, RGB 4,4,4-bit input

- 65k colors, RGB 5,6,5-bit input

- 262k colors, RGB 6,6,6-bit input

9.7.6

16-bit data bus for 12-bit/pixel (RGB 4-4-4-bit input), 4K-Colors, 3AH= “03h”

There is 1 pixel (3 sub-pixels) per 1 byte

G1, Bit 3

G1, Bit 2

G1, Bit 1

G1, Bit 0

8080-series control pins

RESX

IM[2:0]

CSX

D/CX

“

“1”

”

“

“101”

”

WRX

RDX

“

“1”

”

D15

D14

D13

D12

D11

D10

Pixel n

Pixel n+1

12 bits

18 bits

Frame memory

R1, Bit 3

R1, Bit 2

R1, Bit 1

R1, Bit 0

B1, Bit 3

B1, Bit 2

B1, Bit 1

B1, Bit 0

G2, Bit 3

G2, Bit 2

G2, Bit 1

G2, Bit 0

R2, Bit 3

R2, Bit 2

R2, Bit 1

R2, Bit 0

B2, Bit 3

B2, Bit 2

B2, Bit 1

B2, Bit 0

G3, Bit 3

G3, Bit 2

G3, Bit 1

G3, Bit 0

R3, Bit 3

R3, Bit 2

R3, Bit 1

R3, Bit 0

B3, Bit 3

B3, Bit 2

B3, Bit 1

B3, Bit 0

G4, Bit 3

G4, Bit 2

G4, Bit 1

G4, Bit 0

R4, Bit 3

R4, Bit 2

R4, Bit 1

R4, Bit 0

B4, Bit 3

B4, Bit 2

B4, Bit 1

B4, Bit 0

Pixel n+2

Pixel n+3

Look-up table for 4096 color data mapping (12 bits to 18 bits)

Note1. The data order is as follows, MSB=D11, LSB=D0 and picture data is MSB=Bit 3, LSB=Bit 0 for Red, Green and Blue data.

Note 2:1-times transfer (D11 to D0) is used to transmit 1 pixel data with the 12-bit color depth information.

ST7715 Datasheet(PDF) 40 Page - Sitronix Technology Co., Ltd.

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