The SP series dot matrix micro printer is a dot matrix intelligent printer developed and produced by Beijing Supertech Technology Development Co., Ltd. for the 21st century. The machine itself uses a brand-new imported movement with an integrated single-chip computer, which has the advantages of small size, light weight, complete functions, high speed, high definition, beautiful appearance, simple operation, and convenient connection. The SP series dot matrix micro printer has a complete range of models and standard installation dimensions, making it the ideal matching product for medical equipment, fire control, industrial control, and other instrument and meter upgrades.
This manual introduces the SPRT micro stylus printer series (A, T, C, DN, DⅦ), describing its compact design, lightweight construction, and versatile printing capabilities, including support for ASCII, multiple languages, and Chinese characters. It outlines the main features such as needle‑impact dot matrix printing, built‑in microcontroller, and both parallel and serial interfaces.
The document details system installation dimensions, paper loading, power connections, and step‑by‑step operation procedures. It also includes a comprehensive command set for paper feed, formatting, character definition, graphics, and initialization, plus appendices with code tables and command reference lists. This manual is written in Chinese.
| Power supply | DC 5 V ± 5 %, 1.5 A |
|---|---|
| Printing speed | 0.4–2.5 rows / second (five options) |
| Operating temperature | 0 °C – 50 °C |
| Paper width | 44.5 ± 0.5 mm or 57.5 ± 0.5 mm |
| Interface | Parallel (Centronics compatible) or Serial (RS‑232/TTL) |
It requires a DC 5 V ± 5 % supply at 1.5 A.
The printer supports a parallel Centronics‑compatible interface and a serial RS‑232 or TTL interface.
The device operates between 0 °C and 50 °C.