Cronologic Ndigo Crate Guia do Utilizador descarregar pdf (Página 50)

40 c o n f i g . t r i g g e r b l o c k [ 0 ] . s o u r c e s = NDIGO TRIGGER SOURCE A0 ;

41 c o n f i g . t r i g g e r b l o c k [ 0 ] . l e n g t h = 1 6 ;

42 c o n f i g . t r i g g e r b l o c k [ 0 ] . g a t e s = NDIGO TRIGGER GATE NONE ;

44 c o n f i g . a n a l o g o f f s e t [ 0 ] = 0 . 1 ;

46 c o n f i g . t r i g g e r [ NDIGO TRIGGER A0 ] . edge = tr ue ;

47 c o n f i g . t r i g g e r [ NDIGO TRIGGER A0 ] . r i s i n g = f a l s e ;

48 c o n f i g . t r i g g e r [ NDIGO TRIGGER A0 ] . t h r e s h o l d = 0 ;

50 i f ( n d i g o c o n f i g u r e ( ndgo , &c o n f i g ) != NDIGO OK ) {

51 p r i n t f ( ”\ n F a t a l c o n f i g u r a t i o n e r r o r . A b o r t i n g . . . \ n” ) ;

52 e x i t ( −1) ;

53 }

55 n d i g o s t a r t c a p t u r e ( ndgo ) ;

57 // co un ts the number o f pac k ets r e c e i v e d

58 in t c ou nt = 0 ;

60 while ( co un t < 10 ) {

61 n d i g o r e a d i n i n ;

62 // Do not wait f o r data

63 // ( i f s e t to 1 the ndigo acknowled ge f u n c t i o n has to be removed )

64 i n . a c k n o w l e d g e l a s t r e a d = 0 ;

65 n d i g o r e a d o u t out ;

66 i n t r e s u l t = n d i g o r e a d ( ndgo , &in , &out ) ;

67 i f ( ! r e s u l t ) {

68 // b u f f e r r e c e i v e d with one or more p ack e ts

69 n d i g o p a c k e t pack e t = out . f i r s t p a c k e t ;

70 whil e ( pa c k et <= out . l a s t p a c k e t ) {

71 i n t l e n g t h = 0 ;

72 i f ( ! ( packet−>type & NDIGO PACKET TYPE TIMESTAMP ONLY) )

73 l e n g t h = packet−>l e n g t h ;

75 p r i n t f ( ” Card %02x , Channe l %02x , F l a g s %02x , Length %6d , Timestamp←-

%l l u \n” , p ac ke t −>card , pa ck et −>cha nne l , packe t−>f l a g s , ←-

l e ngth , p ac ket −>timestamp ) ;

76 i f ( ! ( packet−>type & NDIGO PACKET TYPE TIMESTAMP ONLY) ) {

77 sho rt data = ( sho rt ) packet −>dat a ;

78 f o r ( i n t i = 0 ; i < packet −>l e n g t h 4 ; i++ )

79 p r i n t f ( ”%6d , ” , ( da ta++)) ;

80 p r i n t f ( ”\n\n” ) ;

81 }

82 // c u r r e n t pa cket p o i n t e r i s i n v a l i d a f t e r c a l l to ←-

nd igo ac knowled ge

83 n d i g o p a c k e t n e x t pa c k e t = n d i g o n e x t p a c k e t ( p a c ket ) ;

84 ndi g o a c k n o w l e d g e ( ndgo , pa c k et ) ;

cronologic GmbH & Co. KG 46 Ndigo250M-14 User Guide

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