This is a simple adapter board for the S-100 bus to communicate with a character LCD. This is designed for an 2004 LCD but should work with any standard character LCD.
Control Port: Output 0xFC Data Port: Output 0xFD
Project is designed with Altium Designer 19. Gerber files are provided for the ease of use.
| Component | Count |
|---|---|
| 2004 LCD | 1 |
| 74LS21 2x Quad Input AND Gate | 1 |
| 74LS00 4x Dual Input NAND Gate | 1 |