help

我在用keil时,头文件不见!!

问题是:

Build target 'Target 1'
compiling CARPARK1.C...
CARPARK1.C(1): warning C318: can't open file 'reg522.h'
CARPARK1.C(30): error C202: 'P26': undefined identifier
CARPARK1.C(32): error C202: 'P26': undefined identifier
CARPARK1.C(42): error C202: 'P0': undefined identifier
CARPARK1.C(43): error C202: 'P24': undefined identifier
CARPARK1.C(44): error C202: 'P25': undefined identifier
CARPARK1.C(48): error C202: 'P0': undefined identifier
CARPARK1.C(50): error C202: 'P0': undefined identifier
CARPARK1.C(52): error C202: 'P0': undefined identifier
CARPARK1.C(54): error C202: 'P0': undefined identifier
CARPARK1.C(60): error C202: 'P0': undefined identifier
CARPARK1.C(61): error C202: 'P24': undefined identifier
CARPARK1.C(67): error C202: 'P0': undefined identifier
CARPARK1.C(68): error C202: 'P24': undefined identifier
CARPARK1.C(93): error C202: 'TH0': undefined identifier
CARPARK1.C(94): error C202: 'TH0': undefined identifier
CARPARK1.C(95): error C202: 'TH0': undefined identifier
CARPARK1.C(101): error C202: 'TH0': undefined identifier
CARPARK1.C(102): error C202: 'TH0': undefined identifier
CARPARK1.C(103): error C202: 'TH0': undefined identifier
CARPARK1.C(115): error C202: 'TMOD': undefined identifier
CARPARK1.C(116): error C202: 'TH0': undefined identifier
CARPARK1.C(117): error C202: 'TL0': undefined identifier
CARPARK1.C(118): error C202: 'TF0': undefined identifier
CARPARK1.C(119): error C202: 'TR0': undefined identifier
CARPARK1.C(120): error C202: 'TH1': undefined identifier
CARPARK1.C(121): error C202: 'TL1': undefined identifier
CARPARK1.C(122): error C202: 'TF1': undefined identifier
CARPARK1.C(123): error C202: 'TR1': undefined identifier
CARPARK1.C(127): error C202: 'ET0': undefined identifier
CARPARK1.C(128): error C202: 'ET1': undefined identifier
CARPARK1.C(129): error C202: 'EA': undefined identifier
CARPARK1.C(141): error C202: 'P33': undefined identifier
CARPARK1.C(144): error C202: 'P37': undefined identifier
CARPARK1.C(146): error C202: 'P37': undefined identifier
CARPARK1.C(148): error C202: 'P37': undefined identifier
CARPARK1.C(150): error C202: 'P37': undefined identifier
CARPARK1.C(162): error C202: 'P10': undefined identifier
CARPARK1.C(165): error C202: 'P37': undefined identifier
CARPARK1.C(167): error C202: 'P37': undefined identifier
CARPARK1.C(169): error C202: 'P37': undefined identifier
CARPARK1.C(171): error C202: 'P37': undefined identifier
CARPARK1.C(184): error C202: 'P12': undefined identifier
CARPARK1.C(189): error C202: 'P13': undefined identifier
CARPARK1.C(194): error C202: 'P14': undefined identifier
CARPARK1.C(201): error C202: 'P14': undefined identifier
CARPARK1.C(206): error C202: 'P14': undefined identifier
CARPARK1.C(212): error C202: 'P37': undefined identifier
CARPARK1.C(213): error C202: 'P35': undefined identifier
CARPARK1.C(214): error C202: 'P36': undefined identifier
CARPARK1.C(216): error C202: 'P35': undefined identifier
CARPARK1.C(217): error C202: 'P36': undefined identifier
CARPARK1.C(219): error C202: 'P37': undefined identifier
CARPARK1.C(220): error C202: 'P35': undefined identifier
CARPARK1.C(221): error C202: 'P36': undefined identifier
CARPARK1.C(223): error C202: 'P35': undefined identifier
CARPARK1.C(224): error C202: 'P36': undefined identifier
CARPARK1.C(226): error C202: 'P37': undefined identifier
CARPARK1.C(227): error C202: 'P35': undefined identifier
CARPARK1.C(228): error C202: 'P36': undefined identifier
CARPARK1.C(230): error C202: 'P35': undefined identifier
CARPARK1.C(231): error C202: 'P36': undefined identifier
CARPARK1.C(233): error C202: 'P37': undefined identifier
CARPARK1.C(234): error C202: 'P35': undefined identifier
CARPARK1.C(235): error C202: 'P36': undefined identifier
CARPARK1.C(237): error C202: 'P35': undefined identifier
CARPARK1.C(238): error C202: 'P36': undefined identifier
CARPARK1.C(240): error C202: 'P37': undefined identifier
CARPARK1.C(241): error C202: 'P35': undefined identifier
CARPARK1.C(242): error C202: 'P36': undefined identifier
CARPARK1.C(244): error C202: 'P35': undefined identifier
CARPARK1.C(245): error C202: 'P36': undefined identifier
CARPARK1.C(247): error C202: 'P37': undefined identifier
CARPARK1.C(251): error C202: 'P32': undefined identifier
CARPARK1.C(256): error C202: 'P35': undefined identifier
CARPARK1.C(284): error C202: 'P35': undefined identifier
CARPARK1.C(285): error C202: 'P36': undefined identifier
CARPARK1.C(286): error C202: 'P37': undefined identifier
CARPARK1.C(288): error C202: 'P35': undefined identifier
CARPARK1.C(289): error C202: 'P36': undefined identifier
CARPARK1.C(291): error C202: 'P37': undefined identifier
CARPARK1.C(297): error C202: 'P37': undefined identifier
CARPARK1.C(308): error C202: 'P34': undefined identifier
CARPARK1.C(313): error C202: 'P36': undefined identifier
CARPARK1.C(342): error C202: 'P32': undefined identifier
CARPARK1.C(342): error C202: 'TR0': undefined identifier
CARPARK1.C(344): error C202: 'P34': undefined identifier
CARPARK1.C(344): error C202: 'TR1': undefined identifier
CARPARK1.C(346): error C202: 'P32': undefined identifier
CARPARK1.C(349): error C202: 'TR0': undefined identifier
CARPARK1.C(352): error C202: 'P35': undefined identifier
CARPARK1.C(355): error C202: 'P34': undefined identifier
CARPARK1.C(358): error C202: 'TR1': undefined identifier
CARPARK1.C(361): error C202: 'P36': undefined identifier
Target not created

请各位大侠帮忙..

估计是project里面的includ路径设置被改动了。重新设一下。