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- Path: sparky!uunet!zaphod.mps.ohio-state.edu!malgudi.oar.net!news.ans.net!cmcl2!acf5!liuyu
- From: liuyu@acf5.NYU.EDU (liuyu)
- Newsgroups: comp.sys.ibm.pc.hardware
- Subject: Re: Can I use serial mouse on bus mouse card?
- Message-ID: <2133@acf5.NYU.EDU>
- Date: 21 Jan 93 09:47:32 GMT
- References: <2128@acf5.NYU.EDU> <THEN.93Jan20105920@lk-hp-7.hut.fi>
- Distribution: inet
- Organization: New York University
- Lines: 22
-
- then@snakemail.hut.fi (Tomi H Engdahl) writes:
-
- >In bus mouses sytem, the mouse is just a device with movement detectors
- >and buttons. The movement data decoding is done in mouse card, which
- >keeps track on mouse movements (counts movement detector pulses and generates
- >interrupts).
-
- >In serial mouse, there is a little micropprocessors in the mouse. It keeps
- >track on the mouse movement detector pulses and button states. When the
- >mouse states chanegs in some way (it moves or buttorn is peressed or released)
- >it sends a data packet to computer, in which it tells the current mouse state.
- >The data is in normal RS-232C serial format. Microsoft mouse uses 3 byte
- >data packets and Mouse Systems mouses uses 5 byte packets.
-
-
-
- Thanks for all the generous replies!
-
- I have one more question. :-) Would any bus mouse work on any bus mouse
- card? IE, IBM bus mouse on my Microsoft bus mouse card. They seem to have
- the same connector.
- Thanks in advance.
-