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| Customization: | Available |
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| Usage: | Small-sized LCM |
| Digital LCD Module Type: | Counting Module |
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| Pin NO. | Symbol | Function | Remark | |
| 1 | Vss | Power Supply |
0V | |
| 2 | Vdd | +5V | ||
| 3 | Vo | For LCD | Variable | |
| 4 | RS | Register Select (H: Data L: Instruction) | ||
| 5 | R/W | L:MPU to LCM H:LCM to MPU | ||
| 6 | E | Enable | ||
| 7-14 | DB0-DB7 | Data Bit 0-7 | ||
| 15 | CS1 | Chip Select 1 | ||
| 16 | CS2 | Chip Select 2 | ||
| 17 | /RST | RESET | ||
| 18 | Vee | Negative Power Supply | ||
| 19 | NC/A | Anode of LED Unit | ||
| 20 | NC/K | Cathode of LED Unit | ||