PCF2104x is an LCD controller/driver with various functions and features, suitable for various applications.
The Philips PCF2104x is a single-chip LCD controller and driver designed for chip-on-glass applications. It supports displays of 1 or 2 lines by 24 characters, or 2 or 4 lines by 12 characters, using a 5x7 or 5x8 dot format. The device includes on-chip generation of intermediate LCD bias voltages, eliminating the need for external resistive bias chains and reducing system power consumption.
| Display capacity | 1 or 2-line display of up to 24 characters per line, or 2 or 4 lines of up to 12 characters per line |
|---|---|
| Character format | 5x7 character format plus cursor; 5 x 8 for kana and user-defined symbols |
| Display Data RAM | 80 characters |
| Character generator ROM | 240 characters |
| Character generator RAM | 16 characters |
| Row and column outputs | 32 row, 60 column outputs |
| Logic supply voltage | 2.5 to 6 V |
| Display supply voltage | 3.5 to 9 V |
No, the on-chip oscillator requires no external components, though an external clock is also possible.
Two standard character sets are available, specified by the letters 'C' and 'L'.