Description
Pin Name P0.0 P0.1 P0.2 P0.3 Pin Type I/O Description 4-bit I/O port.
1-bit and 4-bit read/write and test are possible.
Features
- Memory.
- 512 × 4-bit RAM (including LCD display RAM) 8,192 × 8-bit ROM Interrupts.
- Four internal vectored interrupts Five external vectored interrupts Two quasi-interrupts
28 I/O Pins.
- I/O: 26 pins (44-pin QFP, 42-pin SDIP) Output only: 2 pins (44-pin QFP)
Bit Sequential Carrier.
- Supports 16-bit serial data transfer in arbitrary format
LCD Controller/Driver.
- 12 segments and 8 common termina.