The Logitech C7 Technical Reference Manual provides installation, operation, specifications, and command details for the serial LOGIMOUSE C7.
The Logitech C7 Technical Reference Manual introduces the LOGIMOUSE C7 serial mouse, describing its opto‑mechanical design, low‑power CMOS technology, and available interfaces. It explains how the mouse translates ball movement into X/Y data and outlines the firmware version 3.0 used in this document.
The manual covers installation steps, operating instructions, detailed specifications (physical dimensions, electrical requirements, performance), connector pin assignments, supported data formats and reporting modes, command reference, jumper settings, and compatibility with other mouse protocols such as Microsoft, Mouse Systems, and Summagraphics.
| Physical dimensions | Height 27 mm, Length 96.5 mm, Width 68 mm |
|---|---|
| Weight (without cable) | 135 g |
| Standard resolution | 200 DPI |
| Optional higher resolution | 320 DPI |
| Power source | Drawn from RS232 RTS, DTR and RxD lines |
| Supported baud rates | 1200 to 9600 baud |
| Connector options | 25‑pin DB25 (IBM PC/XT) or 9‑pin DB9 (IBM PC/AT) |
The LOGIMOUSE C7 interfaces through the RS232 serial port and can also be configured for a parallel interface.
The mouse measures 27 mm high, 96.5 mm long, 68 mm wide and weighs 135 g without the cable.
It supports Microsoft, Mouse Systems Corp., Summagraphics, and LOGITECH protocols.