DFRobot TEL0051 Manual page 15

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v o i d l o o p ( )
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{
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i f ( S e r i a l . a v a i l a b l e ( ) > 0 )
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{
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i n c h a r = S e r i a l . r e a d ( ) ;
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i f ( i n c h a r = = ' T ' )
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{
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d e l a y ( 1 0 ) ;
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i n c h a r = S e r i a l . r e a d ( ) ;
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i f ( i n c h a r = = ' I ' )
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t h e m e s s a g e , i t w i l l d i s p l a y t h e s i g n ' + C M T I " S M " , 1 ' i n t h e s e r i a l p o r t
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{
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d e l a y ( 1 0 ) ;
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S e r i a l . p r i n t l n ( " A T + C M G R = 1 " ) ;
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s i g n , s e n d t h e " r e a d " A T c o m m a n d t o t h e m o d u l e
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d e l a y ( 1 0 ) ;
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}
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}
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e l s e i f ( i n c h a r = = ' L ' )
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{
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d e l a y ( 1 0 ) ;
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i n c h a r = S e r i a l . r e a d ( ) ;
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i f ( i n c h a r = = ' H ' )
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d i s p l a y i n t h e S e r i a l p o r t , a n d A r d u i n o h a s r e c o g n i z e i t .
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{
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d e l a y ( 1 0 ) ;
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d i g i t a l W r i t e ( l e d p i n , H I G H ) ;
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d e l a y ( 5 0 ) ;
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S e r i a l . p r i n t l n ( " A T + C M G D = 1 , 4 " ) ;
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d e l a y ( 5 0 0 ) ;
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}
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i f ( i n c h a r = = ' L ' )
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i n t h e S e r i a l p o r t , a n d A r d u i n o h a s r e c o g n i z e i t .
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{
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d e l a y ( 1 0 ) ;
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d i g i t a l W r i t e ( l e d p i n , L O W ) ;
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d e l a y ( 5 0 ) ;
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S e r i a l . p r i n t l n ( " A T + C M G D = 1 , 4 " ) ;
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d e l a y ( 5 0 0 ) ;
}
}
}
}
/ / W h e n t h e G S M m o d u l e g e t
/ / W h e n A r d u i n o r e a d t h e
/ / T h w S M S ( " L H " ) w a s
/ / T u r n o n l e d
/ / D e l e t e a l l m e s s a g e
/ / T h w S M S ( " L H " ) w a s d i s p l a y
/ / T u r n o f f l e d
/ / D e l e t e a l l m e s s a g e