LC75816W Description
In addition to generating dot matrix LCD drive signals based on data transferred serially from a microcontroller, the LC75816E and LC75816W also provide on-chip character display ROM and RAM to allow display systems to be implemented easily. These products also provide up to 2 general-purpose output ports and incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring.
LC75816W Key Features
- Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)
- Controls and drives a 5 × 7, 5 × 8, or 5 × 9 dot matrix LCD
- Supports accessory display segment drive (up to 65 segments)
- Instruction function Display on/off control Display shift function
- Sleep mode can be used to reduce current drain
- CCB is a trademark of SANYO ELECTRIC CO., LTD
- Built-in display contrast adjustment circuit
- Switching between the key scan output port and generalpurpose output port functions can be controlled by instructions
- The frame frequency of the mon and segment output waveforms can be controlled by instructions
- Serial data I/O supports CCB format munication with the system controller