SH7721 datasheet(989/1524 Pages) RENESAS

989 / 1524 page

Section 26

LCD Controller (LCDC)

Rev. 3.00 Jan. 18, 2008 Page 927 of 1458

REJ09B0033-0300

15) 16-bit I/F color 640

× 480

TFT-LCD

DOTCLK

LCD_CL2

LCD_DATA0

LCD_DATA1

LCD_DATA2

LCD_DATA3

B0, 3 B1, 3

B1, 4

B1, 5

B1, 6

B1, 7

G1, 2

B0, 4

B0, 5

B0, 6

B0, 7

G0, 2

G0, 3 G1, 3

G1, 4

G1, 5

G1, 6

G1, 7

R1, 3

G0, 4

G0, 5

G0, 6

G0, 7

R0, 3

R0, 4 R1, 4

R1, 5

R1, 6

R1, 7

R0, 5

R0, 6

R0, 7

LCD_DATA4

LCD_DATA5

LCD_DATA6

LCD_DATA7

LCD_CL1

Horizontal retrace time

LCD_CL1

LCD_DATA

Valid

One horizontal time

LCD_FLM

1st line

data

2nd line

data

One frame time (480

× CL1)

1st line

data

LCD_CL2

2nd line

data

480th line

data

Next frame time (480

× CL1)

No vertical retrace

Horizontal wave

B639,3

B639,4

B639,5

B639,6

B639,7

G639,2

G639,3

G639,4

G639,5

G639,6

G639,7

R639,3

R639,4

R639,5

R639,6

R639,7

LCD_DATA8

LCD_DATA9

LCD_DATA10

LCD_DATA11

LCD_DATA12

LCD_DATA13

LCD_DATA14

LCD_DATA15

B0, 3

B0, 4

B0, 5

B0, 6

B0, 7

G0, 2

G0, 3

G0, 4

G0, 5

G0, 6

G0, 7

R0, 3

R0, 4

R0, 5

R0, 6

R0, 7

8DCLK

LCD_M_DISP

Horizontal synchronization position

One horizontal time ( ex. 640 + 8

× 3 (:3 characters) = 664 DCLK)

Valid

One horizontal display time (640

× DCLK)

Horizontal synchronization width

Figure 26.23

Clock and LCD Data Signal Example (16-Bit Interface Color 640

× 480)

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