ST7637 datasheet(21/210 Pages) SITRONIX

21 / 210 page

ST7637

Ver 1.6

21/210

2009/03

There are 3 write operations for 2 pixel data.

1st pixel data is written in the display data RAM when 2nd –write operation finishes, and 2nd pixel data is written in the

display data RAM when 3rd–write operation finishes.

2. 16-bit mode

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

1st-write

There is only 1 write operation for 1 pixel data.

1 pixel data is written in the display data RAM when 1st –write operation finishes. “X” are ignored dummy bits.

(1-2) Type B 4096 color display

1. 8-bit mode

D7, D6, D5, D4, D3, D2, D1, D0: XXXXRRRR

1st-write

D7, D6, D5, D4, D3, D2, D1, D0: GGGGBBBB

2nd-write

There are 2 write operations for 1 pixel data.

1st pixel data is written in the display data RAM when 2nd –write operation finishes. “X” are ignored dummy bits.

2. 16-bit mode

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

1st-write

There is only 1 write operation for 1 pixel data.

1 pixel data is written in the display data RAM when 1st –write operation finishes. “X” are ignored dummy bits.

(3) 65K color input mode

1. 8-bit mode

D7, D6, D5, D4, D3, D2, D1, D0: RRRRRGGG

1st-write

D7, D6, D5, D4, D3, D2, D1, D0: GGGBBBBB

2nd-write

There are 2 write operations for 1 pixel data.

1st pixel data is written in the display data RAM when 2nd –write operation finishes.

2. 16-bit mode

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

There is only 1 write operation for 1 pixel data.

1 pixel data is written in the display data RAM when 1st –write operation finishes.

(4) Truncated 262K color input mode

1. 8-bit mode

D7, D6, D5, D4, D3, D2, D1, D0: RRRRRRXX

1st-write

D7, D6, D5, D4, D3, D2, D1, D0: GGGGGGXX

2nd-write

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