RW1067
34COM/80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
1
RockWorks Technology Corp.
■ INTRODUCTION
RW1067 is a dot matrix LCD driver & controller LSI which is fabricated by low power CMOS technology.
It can display 4 lines x 16 (5 x 8 dot format) or 2 lines x 16 (5 x 8 dot format). With the extended CGROM, maximum 1008 fonts can be included. Customized codes are available.
■ FUNCTIONS
- Character type dot matrix LCD driver & controller
- Internal drivers: 34 common and 80 segment or 18 common and 80 segment output
- Easy interface with 4-bit or 8-bit MPU or standard 4 lines / 3 lines serial peripheral interface (SPI )
- 5 x 8 dot matrix possible
- Bi-directional shift function
- All character reverse display
- Display shift per line
- Voltage converter for LCD drive voltage: 8 V max (2 times / 3 times)
- Various instruction functions
- Automatic power on reset
■ FEATURES
- Internal Memory
- Character Generator ROM (CGROM): 9,600 bits x 1+10,240 bits x 3 (240+256 x 3 characters x 5 x
8 dot)
- Character Generator RAM (CGRAM): 64 x 8 bits (8 characters x 5 x 8 dot)
- Icon RAM (SEGRAM): 16 x 8 bits (80 icons max.)
- Display Data RAM (DDRAM): 80 x 10 bits (80 characters max.)
- Low power operation
- Power supply voltage range: 2.7 ~ 5.5 V (VDD)
- LCD Drive voltage range: 3.0 ~ 7.2 V (V0 – Vss)
- CMOS process
- Programmable duty cycle: 1/17, 1/33 (refer to Table 1.)
- Internal oscillator with an external resistor
- Low power consumption
- Bare chip available
See specifications for more
RW1067C-0B-002 Specification Download PDF-LCD manufacturers
