UPD16661A 查看數據表（PDF） - NEC => Renesas Technology

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UPD16661A

160-OUTPUT LCD COLUMN (SEGMENT) DRIVER WITH RAM

NEC => Renesas Technology 

µPD16661A

4. RELATIONSHIP BETWEEN DATA BITS AND PIXELS

Because the display is in four gray scales, each pixel consists of two bits.

The RAM is configured with four pixels (8 pixels per word) using the packed pixel system.

(1) BMODE = L

In byte unit access (8 bits)

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15

Pixel 1 Pixel 2 Pixel 3 Pixel 4 Pixel 5 Pixel 6 Pixel 7 Pixel 8

00000H

00001H

Liquid-Crystal Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel

Panel

1234567812345678

00000H

00001H

00002H

00003H

In word unit access (16 bits)

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15

Pixel 1 Pixel 2 Pixel 3 Pixel 4 Pixel 5 Pixel 6 Pixel 7 Pixel 8

00000H

Liquid-Crystal Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel

Panel

1234567812345678

00000H

00002H

(2) BMODE = H

D0 D1

Pixel 1

D2 D3

Pixel 2

D4 D5 D6 D7 D0 D1 D2 D3

Pixel 3 Pixel 4 Pixel 5 Pixel 6

D4 D5

Pixel 7

D6 D7

Pixel 8

00000H

00001H

Liquid-Crystal Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel

Panel

1234567812345678

00000H

00001H

00002H

00003H

9

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