LAPIS Semiconductor ML9042-xx
DOT MATRIX LCD CONTROLLER DRIVER
FEDL9042-01 Issue Date: Nov. 19, 2003
GENERAL DESCRIPTION
The ML9042 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 an 8-bit or 4-bit microcontroller Switchable between serial and parallel interfaces Dot-matrix LCD controller driver for a 5 8 dot font Built-in circuit allowing automatic resetting at power-on Built-in 17.
DOT MATRIX LCD CONTROLLER DRIVER
LAPIS Semiconductor ML9042-xx
DOT MATRIX LCD CONTROLLER DRIVER
FEDL9042-01 Issue Date: Nov. 19, 2003
GENERAL DESCRIPTION
The ML9042 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 an 8-bit or 4-bit microcontroller Switchable between serial and parallel interfaces Dot-matrix LCD controller driver for a 5 8 dot font Built-in circuit allowing automatic resetting at power-on Built-in 17 common signal drivers and 100 segment signal drivers Two built-in character generator ROMs each capable of generating 240 characters (5 8 dots) The character generator ROM can be selected by bank switching (ROM1S) pin. Creation of character patterns by programming: up to 8 character patterns (5 8 dots) Built-in RC oscillation circuit using external or internal resistors Program-selectable duties
When ABE bit is “L”: 1/8 duty (1 line: 5 8 dots), or.