| Pin | Name | Description | Technical |
|---|---|---|---|
| 1 | CLK | Clock | CLK/CTS, Open-collector |
| 2 | DATA | Data | RxD, Open-collector |
| 3 | /RESET | Reset | |
| 4 | GND | Ground | |
| 5 | VCC | +5 VDC |
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| Pin | Name | Description | Technical |
|---|---|---|---|
| 1 | CLK | Clock | CLK/CTS, Open-collector |
| 2 | DATA | Data | RxD, Open-collector |
| 3 | /RESET | Reset | |
| 4 | GND | Ground | |
| 5 | VCC | +5 VDC |