daniel@vmucnam.UUCP (Daniel Lippmann) (10/02/87)
can somebody explain what the data format used by the microsoft serial mouse ( one used on PC, with 2 clicks ) are ? what speed (1200bds) ? they seem simple and quite different from those of the summagraphics serial mouse. mail to: ...!seismo!mcvax!inria!vmucnam!daniel thanks
apn@nonvon.UUCP (News Administration @ nonvon crg) (10/09/87)
In article <503@vmucnam.UUCP> daniel@vmucnam.UUCP (Daniel Lippmann) writes: > >can somebody explain what the data format used by the microsoft serial >mouse ( one used on PC, with 2 clicks ) are ? what speed (1200bds) ? >they seem simple and quite different from those of the summagraphics >serial mouse. >mail to: ...!seismo!mcvax!inria!vmucnam!daniel >thanks byte 6 5 4 3 2 1 0 1 1 s1 s2 y7 y6 x7 x6 2 0 x5 x4 x3 x2 x1 x0 3 0 y5 y4 y3 y2 y1 y0 x0-7: relative motion along x-axis y0-7: .... y frame: 1 start bit, 7 data bits, no parity bit, 1 stop bit, 1200baud displacements of more than +/- 128/127 are handled by multiple packets Alex P Novickis [Designer of Fulcrum Trackball]