1. Introducció
This manual provides detailed instructions for the RUIDIDA 58mm Thermal Embedded POS Receipt Printer. This versatile printer supports USB, RS232, and TTL interfaces, making it suitable for various applications including ATM, POS systems, ticket machines, and integration with platforms like Arduino and Linux.

The printer operates using thermal paper, eliminating the need for ribbons or toner, which simplifies maintenance and reduces operational costs.

2. Llista d'embalatge
Si us plau, comproveu el contingut del paquet en rebre'l:

- 1 x RUIDIDA 58mm Thermal Embedded POS Receipt Printer
- 1 x Rotlle de paper tèrmic
- 1 x Connection Cable (multi-color wires for various interfaces)
3. Configuració i instal·lació
3.1 Instal·lació física
Follow these steps to physically install the printer into your system or enclosure:

- Mesura: Ensure your enclosure has an opening of approximately 102mm x 57mm x 50mm to accommodate the printer. The printer's dimensions are approximately 110mm x 57mm x 50mm.
- Col·locació: Carefully insert the printer into the designated opening in your device or panel.
- Segur: Use the provided fixed slider and fixing screws to secure the printer in place. Tighten the screws clockwise until the printer is firmly mounted.
3.2 Connexió de la impressora
The printer supports USB, RS232, and TTL interfaces. Connect the appropriate cable to your host device.
Video demonstrating USB and RS232 connections and a self-test print.
- Connexió USB: Connect the USB cable from the printer to a USB port on your computer or host device.
- RS232/TTL Connection: Use the multi-color cable to connect the RS232 or TTL interface to your system's serial port or microcontroller. Refer to your system's documentation for specific pinouts if needed.
3.3 Instal·lació del controlador
Install the necessary drivers for your operating system:
- Windows (XP/Win7/Win8/WIN10): Drivers are available for USB and serial connections.
- Android: SDK and technical support are provided for USB and serial ports.
- Linux: SDK and technical support are provided.
Please refer to the provided software package for the latest drivers and SDKs.
4. Instruccions de funcionament
4.1 Encès/Apagat
Connect the power supply (5-9V) to the printer. The printer will power on automatically or via a power button if present on your specific model.
4.2 Estat de la llum indicadora

- 1 Flash, 1 Off: Funcionament normal.
- 3 Flashes, 1 Off: Sense paper.
4.3 Self-Check Page
To print a self-test page, press the self-check page button (usually located near the indicator light) while the printer is powered on. This will print diagnostic information including version, serial number, interface type, baudrate, and other settings.

4.4 Impressió
Once connected and drivers are installed, you can send print commands from your application or system. The printer will automatically feed and print on thermal paper.
5. Manteniment
5.1 Càrrega de paper
This printer uses 58mm thermal paper. To load paper, open the printer cover, place the thermal paper roll into the compartment, ensuring the paper feeds correctly through the print head, and close the cover.
5.2 Neteja
Regularly clean the print head with a soft, lint-free cloth moistened with isopropyl alcohol to ensure optimal print quality. Ensure the printer is powered off before cleaning.
5.3 Consumibles
Only thermal paper is required. No ink ribbons or toner cartridges are needed for this printer.
6. Solució De Problemes
- La impressora no respon:
- Comproveu la connexió d'alimentació.
- Verify cable connections (USB, RS232, TTL) are secure.
- Ensure correct drivers are installed and selected in your system settings.
- "Out of paper" indication:
- Check if thermal paper is loaded correctly and sufficient.
- Reload paper if necessary.
- Mala qualitat d'impressió:
- Netegeu el capçal d'impressió tal com es descriu a la secció Manteniment.
- Ensure you are using high-quality thermal paper.
7. Especificacions
| Característica | Especificació |
|---|---|
| Nom de marca | RUIDIDA |
| Tipus | Thermal Printer, Receipt Printer |
| Tipus d'interfície | USB, RS232, TTL |
| Màx. Resolució | 203 ppp |
| Velocitat d'impressió en negreta | 60 mm/s |
| Velocitat d'impressió | 30 ppm |
| Tipus de consumibles | Paper tèrmic |
| Mode d'alimentació de paper | Automàtic |
| Impressió a doble cara | No |
| Admet la impressió en xarxa | No |
| Vol. Operatiutage | 5~9V |
| Entorn de funcionament | -10 to 50 Celsius, Humidity: 20 to 80% |
| Entorn d'emmagatzematge | 15 to 20 Celsius, Humidity: 45 to 75% |
| Certificació | CE |
| Tipus de codis de barres (1D) | Codebar, Code93, Code39, Code128, ENA13, ITF25, UPC-A, UPC-E |
| Tipus de codis de barres (2D) | QR |

8. Garantia i Suport
This product is covered by the Shop's Three Guarantees. For specific details regarding warranty coverage, please refer to the seller's policy.
Technical support and SDKs are available for Android and Linux development. If you encounter any issues or require assistance with integration, please contact the seller directly.
9. Consells d'usuari
- Integration Expertise: Embedded printers often require specific programming knowledge for integration. If you are unfamiliar with embedded systems or printer protocols, it is recommended to seek assistance from experienced engineers or developers.
- Arduino Compatibility: While the printer offers TTL and USB interfaces, direct plug-and-play with Arduino for the USB version might require specific libraries or serial-to-USB conversion depending on your Arduino board and project setup. Ensure your Arduino environment is configured to communicate with the chosen interface.
- Prova: Always perform a self-test print after installation and before full deployment to verify basic functionality and check printer settings.