DOT MATRIX LCD CONTROLLER & DRIVER
APU0071 is a dot matrix LCD driver & controller LSI that is fabricated by low power CMOS technology. It is capable of displaying 1-line 16 characters or 2 line 16 characters with 5 × 8 dots format.
FEATURES
Internal Memory
- Character Generator ROM (CGROM) : 7840bits (224 characters × 5 × 7dot)
- Character Generator RAM (CGRAM) : 160 bit (4-characters × 5 × 8 dot)
- Display Data RAM (DDRAM) : 256bits (32 characters × 8bits)
• Low power operation
- Power supply voltage range : 2.7 ~ 5.5V (VDD)
- LCD drive voltage range : 3.0 ~ 7.0 (VDD-V5)
• CMOS process
• Duty cycle : 1/16
• Built-in oscillator
• Low power consumption
• Internal divide resistor for LCD driving voltage
• Available for COG
FUNCTIONS
Character type dot matrix LCD driver & controller.
• Easy interface with 4-bit or 8-bit MPU.
• Internal driver : 16 common and 80 segment signal output.
• Display character pattern : 5 × 7 dots format (224 kinds)
• Direct programming of the special character patterns by character Generator RAM.
• Mask open for programming customer character patterns
• Various instructions function.
• Automatic power on reset.