GENERAL DESCRIPTION
The NJU6624A/B is a Dot Matrix LCD controller driver for 12-character 1-line with icon display in single chip.
It contains bleeder resistance, general output port, keyscan circuit, CR oscillator, microprocessor interface circuit, instruction decoder controller, character generator ROM/RAM, high voltage operation common and segment drivers, and others.

FEATURES
● 12-character 1-line Dot Matrix LCD Controller Driver
● Maximum 60 Icon Display
● Serial Direct Interface with Microprocessor
● Display Data RAM - 14 x 8 bits : Maximum 12-character 1-line Display
● Character Generator ROM - 7,840 bits : 224 Characters for 5 x 7 Dots
● Character Generator RAM - 1,120 bits : 32 Patterns( 5 x 7 Dots )
● Icon Display RAM - Maximum 60 Icons
● High Voltage LCD Driver : 8-common / 71-segment
● Duty and Bias Ratio : 1/8 duty, 1/4 bias
● Master/Slave Function :NJU6624A : Master, NJU6624B : Slave
● Useful Instruction Set : Clear Display, Address Home, Display ON/OFF Cont., Display Blink, Address Shift, Character Shift, Dot shift, Keyscan ON/OFF Cont. e.t.c.
● 32Key Input (4x8 keyscan)
● General output port (4 ports)
● Power On Initialization / Hardware Reset
● Bleeder Resistance on-chip
● Software contrast control(16 step)
● Oscillation Circuit on-chip
● Low Power Consumption
● Operating Voltage --- 2.4 to 5.5 V
● Package Outline --- QFP 100
● C-MOS Technology