AMX DTMF+ Interface AXB-DTMF+ Manuál s instrukcemi stáhnout pdf (Strana 23)

Programming

19

AXB-DTMF+ DTMF+ Interface

(* CONSTANT DEFINITIONS GO BELOW *)

(*********************************************************************)

DEFINE_CONSTANT

(*********************************************************************)

(* VARIABLE DEFINITIONS GO BELOW *)

(*********************************************************************)

DEFINE_VARIABLE

STATE (* STATE OF THE SOFTWARE "STATE MACHINE" *)

BUSY_COUNT (* NUMBER OF RETRIES *)

(*********************************************************************)

(* LATCHING DEFINITIONS GO BELOW *)

(*********************************************************************)

DEFINE_LATCHING

(*********************************************************************)

(* MUTUALLY EXCLUSIVE DEFINITIONS GO BELOW *)

(*********************************************************************)

DEFINE_MUTUALLY_EXCLUSIVE

(*********************************************************************)

(* STARTUP CODE GOES BELOW *)

(*********************************************************************)

DEFINE_START

BUSY_COUNT=0

STATE=255 (* ESSENTIALLY "NO STATE" *)

(*********************************************************************)

(* THE ACTUAL PROGRAM GOES BELOW *)

(*********************************************************************)

DEFINE_PROGRAM

(*********************************************************************)

(* IF KEY 1 ON THE KEYPAD IS PUSHED, PLACE THE *)

(* CARD ON HOOK (IN CASE IT WAS OFF-HOOK). *)

(* WAIT 2 SECONDS BEFORE CHANGING STATE TO *)

(* STATE 2. *)

(*********************************************************************)

PUSH[128,1] (* 1 * )

{

SEND_COMMAND DTMF_CARD,'ON HOOK'

WAIT 20

STATE=2

}

(*********************************************************************)

(* TAKE THE CARD OFF-HOOK. WAIT 2 SECONDS *)

(* FOR DIAL TONE. IF IT IS ( NOT RECEIVED, SEND AN *)

(* ERROR MESSAGE AND SHUT DOWN (GO TO ( "NO STATE"). *)

(*********************************************************************)

Continued

AMX DTMF+ Interface AXB-DTMF+ Manuál s instrukcemi Strana 23

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AMX DTMF+ Interface AXB-DTMF+ Manuál s instrukcemi Strana 23

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