Silan Semiconductors SC83702 ALL IN ONE MOUSE CONTROLLER DESCRIPTION The SC83702 Mouse Controller is specially designed to control mouse device.
This single chip can interface three key-switches and four photo-couple direct to RS-232C.
The SC83702 does not need any external power supply, so the mouse can go without a power line.
It is versatile with both microsoft and mouse system.
Debouncing circuit were provided to prevent false entry and to improve the accuracy.
In 1200 baud rate non-auto speed with 200 DPI wheels and photo-couples, the scanning is 650mm/sec without missing a dot in microsoft mode, and the scanning speed can up to 770mm/sec in mouse system mode.
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