PT6552 Description
The PT6552 is ½ duty dynamic LCD display driver. In addition to being able to directly Drive LCD panels with up to 90 segments, it can also control up to 4 general purpose output ports. This product also includes a key scan circuit that allows it to accept input from keypads with up to 30 keys.
PT6552 Key Features
- Up to 4 general purpose output ports
- Up to 90 segments outputs
- Up to 30 key inputs (Key scan is only performed
- ½ duty
- ½ bias (up to 90 segments)
- Serial data control sleep mode and the all
- Serial data controlled segment output
- Serial data I/O supports CCB format
- High generality since display data is displayed
- Reset pin that can establish the initial state