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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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ML9044 데이터시트(PDF) 1 Page - OKI electronic componets |
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ML9044 데이터시트(HTML) 1 Page - OKI electronic componets |
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1 / 55 page  ¡ Semiconductor ML9044 1/54 ¡ Semiconductor ML9044 DOT MATRIX LCD CONTROLLER DRIVER E2B0055-19-61 This version: Jun. 1999 GENERAL DESCRIPTION The ML9044 used in combination with an 8–bit or 4–bit microcontroller controls the operation of a character type dot matrix LCD. FEATURES • Easy interfacing with 8–bit or 4–bit microcontroller • Switchable between serial and parallel interfaces • Dot–matrix LCD controller/driver for a small (5 ¥ 7 dots) or large (5 ¥ 10 dots) font • Built–in circuit allowing automatic resetting at power–on • Built–in 17 common signal drivers and 120 segment signal drivers • Built–in character generation ROM capable of generating 160 small characters (5 ¥ 7 dots) or 32 large characters (5 ¥ 10 dots) • Creation of character patterns by programming: up to 8 small character patterns (5 ¥ 8 dots) or up to 4 large character patterns (5 ¥ 11 dots) • Built–in RC oscillation circuit using external or internal resistors • Program–selectable duties: 1/9 duty (1 line: 5 ¥ 7 dots + cursor + arbitrator), 1/12 duty (1 line: 5 ¥ 10 dots + cursor + arbitrator), or 1/17 duty (2 lines: 5 ¥ 7 dots + cursor + arbitrator) • Built–in bias dividing resistors to drive the LCD • Bi–directional transfer of segment outputs • Bi–directional transfer of common outputs • Equipped with a 120–dot arbitrator • Display shifting on each line • Built–in contrast control circuit • Built–in voltage multiplier circuit • Chip (Gold Bump) Product name : ML9044CVWA |
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