ML9041

E2B0054-19-64 ¡ Semiconductor ¡ Semiconductor ML9041 DOT MATRIX LCD CONTROLLER DRIVER This version: Jun. 1999 ML9041 Pr el im in ar y GENERAL DESCRIPTION The ML9041 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 100 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 100–dot arbitrator Display shifting on each line Built–in contrast control circuit Built–in voltage multiplier circuit Chip (Gold Bump) Product name : ML9041CVWA 1/54 BLOCK ...