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NJU6624C Datasheet(PDF) 1 Page - New Japan Radio

Part No. NJU6624C
Description  14-CHARACTER 1-LINE DOT MATRIX LCD CONTROLLER DRIVER with SMOOTH SCROLL FUNCTION
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Maker  NJRC [New Japan Radio]
Homepage  http://www.njr.co.jp/index_e.htm
Logo NJRC - New Japan Radio

NJU6624C Datasheet(HTML) 1 Page - New Japan Radio

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NJU6624C
NJU6624C
n
n 14-character 1-line Dot Matrix LCD Controller Driver
14-character 1-line Dot Matrix LCD Controller Driver
n
n Maximum 70 Icon Display
Maximum 70 Icon Display
n
n Serial Direct Interface with Microprocessor
Serial Direct Interface with Microprocessor
n
n Display Data RAM
Display Data RAM
- 14 x 8 bits
- 14 x 8 bits : Maximum 14-character 1-line Display
: Maximum 14-character 1-line Display
n
n Character Generator ROM
Character Generator ROM
- 7,840 bits
- 7,840 bits : 224 Characters for 5 x 7 Dots
: 224 Characters for 5 x 7 Dots
n
n Character Generator RAM
Character Generator RAM
- 1,120 bits
- 1,120 bits : 32 Patterns( 5 x 7 Dots )
: 32 Patterns( 5 x 7 Dots )
n
n Icon Display RAM
Icon Display RAM
- Maximum 70 Icons
- Maximum 70 Icons
n
n High Voltage LCD Driver
High Voltage LCD Driver
: 8-common / 70-segment
: 8-common / 70-segment
n
n Duty and Bias Ratio
Duty and Bias Ratio
: 1/8 duty, 1/4 bias
: 1/8 duty, 1/4 bias
n
n Useful Instruction Set
Useful Instruction Set
: Clear Display, Address Home, Display ON/OFF Cont., Display Blink,
: Clear Display, Address Home, Display ON/OFF Cont., Display Blink,
Address Shift, Character Shift, Keyscan ON/OFF Cont. e.t.c.
Address Shift, Character Shift, Keyscan ON/OFF Cont. e.t.c.
n
n 32Key Input (4x8 keyscan)
32Key Input (4x8 keyscan)
n
n G
General output port (4 ports)
eneral output port (4 ports)
n
n Power On Initialization / Hardware Reset
Power On Initialization / Hardware Reset
n
n Bleeder Resistance on-chip
Bleeder Resistance on-chip
n
n Software contrast control(16 step)
Software contrast control(16 step)
n
n Oscillation Circuit on-chip
Oscillation Circuit on-chip
n
n Low Power Consumption
Low Power Consumption
n
n Operating Voltage --- 2.4 to 5.5 V
Operating Voltage --- 2.4 to 5.5 V
n
n Package Outline
--- QFP 100
Package Outline
--- QFP 100
n
n C-MOS Technology
C-MOS Technology
g
gPACKAGE OUTLINE
PACKAGE OUTLINE
g
gGENERAL DESCRIPTION
GENERAL DESCRIPTION
Mar.2000
Mar.2000
Ver.1
Ver.1
g
gFEATURES
FEATURES
The NJU6624C is a Dot Matrix LCD controller driver for 14-character 1-
The NJU6624C is a Dot Matrix LCD controller driver for 14-character 1-
line with icon display in single chip.
line with icon display in single chip.
It contains bleeder resistance, general output port, keyscan circuit,
It contains bleeder resistance, general output port, keyscan circuit,
CR oscillator, microprocessor interface circuit, instruction decoder con-
CR oscillator, microprocessor interface circuit, instruction decoder con-
troller, character generator ROM/RAM, high voltage operation com-
troller, character generator ROM/RAM, high voltage operation com-
mon and segment drivers, and others.
mon and segment drivers, and others.
The character generator ROM consisting of 7,840 bits stores 224 kinds
The character generator ROM consisting of 7,840 bits stores 224 kinds
of character Font. Each 1,120 bits CG RAM and Icon display RAM
of character Font. Each 1,120 bits CG RAM and Icon display RAM
can store 32 kinds of special character displayed on the dot matrix
can store 32 kinds of special character displayed on the dot matrix
display area or 70 kinds of Icon on the Icon display area.
display area or 70 kinds of Icon on the Icon display area.
The 8-common (7 for character, 1 for icon) and 70-segment drivers
The 8-common (7 for character, 1 for icon) and 70-segment drivers
operate 14-character 1-line with 70 Icon LCD display and LED driver
operate 14-character 1-line with 70 Icon LCD display and LED driver
drives 4 LED which can use like as indicator.
drives 4 LED which can use like as indicator.
The 16th display contrast control function is incorporated. Therefore,
The 16th display contrast control function is incorporated. Therefore,
the contrast adjustment is operated easily by only simple power sup-
the contrast adjustment is operated easily by only simple power sup-
ply circuit on-chip.
ply circuit on-chip.
The complete CR oscillator requires no external components.
The complete CR oscillator requires no external components.
The serial interface which operates by 1MHz, communicates with ex-
The serial interface which operates by 1MHz, communicates with ex-
ternal MCU.
ternal MCU.
14-CHARACTER 1-LINE DOT MATRIX LCD
14-CHARACTER 1-LINE DOT MATRIX LCD
CONTROLLER DRIVER with SMOOTH SCROLL FUNCTION
CONTROLLER DRIVER with SMOOTH SCROLL FUNCTION
NJU6624CFG1
NJU6624CFG1
PRELIMINARY
PRELIMINARY


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