BRI Channel Initialization and Start Up (User Side)

Synchronous or Asynchronous Programming

Application	Device Driver	State	Firmware	Network
cc_Open( ) -->		NULL
	Return with line device <--
cc_SetDChanCfg( ) -->	Initialize -->		Configures protocol and BRI station D channel settings
	CCEV_D_CHAN_ STATUS <--			Establish Data Link
(if Terminal = North American)			SPID information -->
(if Terminal = North American)	CCEV_RCVTERMREG_ACK (if positive) CCEV_RCVTERMREG_NACK (if negative) <--	SME_TERM_ REGISTER <--		Positive or Negative Acknowledge-ment of SPID information
*cc_WaitCall( ) -->	ISDN_Unblock_Ts -->		Incoming call unblocked
* Required for both synchronous and asynchronous programming model. This process is done only once per download.

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