User's Manual

Pro m i SD205-O A Use r Ma nua l – Ap p e nd ix A. AT C o mma nd s A-2
Te rm ino lo g y
Ì AT C o mm a nd
AT c o m ma nd se t is the HTd e fa c to sta nd a rd TH HTla ng ua g e TH fo r c o ntro lling HTmo d e msTH. The AT c o mma nd se t wa s d e ve lo p e d b y
HTHa ye sTH a nd is re c o g nize d b y virtua lly a ll HTp e rso na l c o m p ute rTH mo d e ms. Pro mi SD205-O A p ro vid e s the e xte nd e d AT
c o m ma nd se t to c o ntro l a nd c o nfig ure the se ria l p a ra me te rs a nd Blue to o th c o nne c tio n.
Ì AT Re spo nse
Pro m i SD205-O A re p lie s to AT c o mma nd s with 4 kind s o f me ssa g e , ‘ O K’ , ‘ ERRO R’ , ‘ C O NNEC T’ a nd ‘ DISC O NNEC T’ .
Ì O pe ra tio n Mo de
y Mo d e 0: Wa iting fo r AT c o mma nd s
y Mo d e 1: Atte mp ting to c o nne c t to the la st c o nne c te d Blue to o th d e vic e
y Mo d e 2: Wa iting fo r the c o nne c tio n fro m the la st c o nne c te d Blue to o th d e vic e
y Mo d e 3: Wa iting fo r the c o nne c tio n fro m a ny o the r Blue to o th d e vic e s
Ì O pe ra tio n Sta tus
y Sta nd b y: Wa iting fo r AT c o m ma nd s
y Pe nd ing : Exe c uting ta sks
y C o nne c t: Tra nsmitting d a ta
Ì Se c urity
y Authe ntic a tio n: Pin c o d e (o r Pa ss ke y)
y Enc ryp tio n: Da ta e nc ryp tio n
Ì Sym bo ls
The symb o ls a re use d fo r the d e sc rip tio n o f c o mma nd synta x a s fo llo ws:
Symb o l Me a ning ASC II C o d e

C a rria g e re turn 0x0D
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Line fe e d 0x0A
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C a rria g e re turn + Line fe e d
112233445566 Blue to o th d e vic e a d d re ss
n o r m O ne d ig it d e c ima l numb e r
to Time o ut in se c o nd