1. Introduzione
This manual provides instructions for the Digitus USB-C to RS232 Serial Adapter, Model DA-70166. This adapter facilitates data exchange between a computer equipped with a USB Type-C port and peripheral devices utilizing a serial RS232 interface (COM port). It is designed to bridge the gap between modern hardware lacking traditional serial ports and legacy serial devices such as weather stations, sensors, machine controls, modems, and ISDN adapters.

Image 1.1: The Digitus USB-C to RS232 Serial Adapter, Model DA-70166.
2. Contenuto della confezione
- USB-C to Serial Adapter
- Product support CD-ROM with drivers
3 Caratteristiche
- Connects serial devices to a PC via USB Type-C.
- Enables data exchange between a PC with a USB port and serial peripherals (e.g., machine controls, modems, sensors).
- Integrated USB-C connection cable.
- Individual configuration via the FTDI/FT232RL chipset.
- Backward compatibility with USB 1.1.
- Supporta l'attivazione remota e la gestione dell'alimentazione.
- Adjustable baud rates between 75 bit/s and 128,000 bit/s.
- Power supply directly via the USB port; no separate power supply required.

Image 3.1: Diagram illustrating the RS232 and USB Type-C connectors of the adapter.
4. Configurazione e installazione
4.1. Connessione fisica
- Connect the USB Type-C end of the adapter to an available USB Type-C port on your computer (laptop, ultrabook, or MacBook).
- Connect the D-SUB 9 (RS232) end of the adapter to the serial port of your peripheral device. Ensure the screws on the D-SUB 9 connector are tightened to secure the connection.

Image 4.1: The adapter connecting a laptop to a serial device.
4.2. Installazione del driver
The adapter features an FTDI/FT232RL chipset. For most modern operating systems (Windows 10, 8.1, 8, 7, Vista, XP, Mac OS X, and Linux), drivers are often installed automatically upon connection (Plug & Play). If automatic installation does not occur, or if you encounter issues, please use the included product support CD-ROM to install the necessary drivers. Alternatively, drivers can be downloaded from the official FTDI websito.
5. Istruzioni per l'uso
Once the adapter is physically connected and drivers are installed, your computer should recognize the serial port. You can then use appropriate software to communicate with your serial peripheral device. The adapter supports customizable baud rates between 75 bit/s and 128,000 bit/s, allowing flexibility for various devices. It also supports remote wake-up and power management features.

Immagine 5.1: Es.ample of a one-to-one connection between a laptop and a label printer.
6. Compatibilità
The Digitus USB-C to RS232 Serial Adapter is compatible with a wide range of operating systems and serial devices:
6.1. Sistemi operativi supportati
- Windows 10, 8.1, 8, 7, Vista, XP
- Sistema operativo Mac X.
- Linux
6.2. Dispositivi compatibili
The adapter is suitable for connecting various serial peripherals, including but not limited to:
- Stazioni meteorologiche
- Sensori
- Comandi macchina
- Decoder
- Console di gioco
- PDAs
- Scanner
- Modem
- ISDN adapters
- Label writers
- Lettori di codici a barre
- Registratori di cassa
- Stampanti

Image 6.1: The adapter's compatibility with a range of serial devices.
7. Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Marca | Digito |
| Numero di modello | DA-70166 |
| Connettore 1 | USB 2.0 Type-C male (backwards compatible with USB 1.1) |
| Connettore 2 | D-SUB 9 / RS232 plug |
| Data Transfer Rate (adjustable) | 75 bit/s to 128,000 bit/s |
| Chipset | FTDI / FT232RL |
| Interfaccia | Duplex completo |
| Contatti | Placcato oro |
| Peso dell'articolo | 3.87 once |
| Dimensioni del prodotto (LxWxH) | 0.71 x 0.59 x 2.91 pollici |
| Colore | Nero |
| Fonte di alimentazione | AC (via USB port) |
| Voltage | 5 Volt |
8. Risoluzione Dei Problemi
- Dispositivo non riconosciuto: Ensure the adapter is securely connected to both your computer's USB-C port and the serial peripheral. Verify that the necessary drivers are installed. Try connecting to a different USB-C port or restarting your computer.
- Errori di comunicazione: Check the baud rate and other serial port settings (e.g., data bits, parity, stop bits) in your software to ensure they match the requirements of your peripheral device.
- Connessione intermittente: Ensure the D-SUB 9 connector screws are tightened to prevent accidental disconnection. Avoid excessive bending or pulling on the cable.
- Problemi con i driver: If the included CD-ROM drivers do not work, visit the FTDI websito per i driver più recenti compatibili con il tuo sistema operativo.
9. Video di prodotti correlati
The following videos demonstrate the general functionality and use of USB to RS232 serial adapters. While they may feature different models or brands, the core principles of connection and operation are similar.
Video 9.1: Demonstration of a USB 2.0 RS-232 Serial Adapter with LED Indicators by Usbgear. This video illustrates general serial adapter features and connectivity.
Video 9.2: Oltreview of a USB to Female Serial Adapter by CableCreation, showing its use with various devices.
Video 9.3: A general demonstration of a USB to RS-232 Serial Cable by Oikwan, highlighting its connection capabilities.
10. Garanzia e supporto
For warranty information and technical support, please refer to the documentation included with your product or visit the official Digitus webluogo. Conserva la ricevuta di acquisto per eventuali richieste di garanzia.





