optical encoder\AT892051.H
...............\AT89C2051_cn.pdf
...............\AT89X51.H
...............\OPTO.ABS
...............\opto.c
...............\opto.DOB
...............\opto.frm
...............\opto.hex
...............\opto.LST
...............\OPTO.M51
...............\opto.OBJ
...............\opto.prv
...............\opto.SYM
...............\t6963.c
...............\t6963.LST
...............\t6963.OBJ
optical encoder