PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 312

• Manufacturer Part Number: PEB2085
• Description: ISDN SubscribernAccess Controller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

}
/***************************************************************************/
/*
/*
/*
/*
/*
/***************************************************************************/
EXPORT int
ActL1_SBC (pei)
{
}
/***************************************************************************/
/*
/*
/*
/*
/*
/***************************************************************************/
EXPORT int
Semiconductor Group
if (!ResL1_SBC (pt))
return (ACK_DONE);
BYTE
register PEITAB
if (!(pt = GetPeitab_BASIC (pei)))
if (!(pt->pt_state & PT_L1_CTRL))
if (((pt->pt_CI_rec = inp(pt->pt_r_cixr)) & CIR_MASK) != CI_AI)
{
}
DECODE_L1_STATUS (pei, pt->pt_CI_rec);
return (ACK_DONE);
return (ACK_ACCESS_FAULT);
Function: ActL1_SBC ()
Parms
purpose : establish L1 link
return (ACK_NOT_SUPPORTED);
return (ACK_NOT_SUPPORTED);
if (pt->pt_ModulMode == PT_MM_TE)
if (pt->pt_state & PT_IOM2)
else
return (ACK_DONE);
Function: ArlL1_SBC ()
Parms
purpose : activate local loop
EnaClk_SBC (pt);
outp (pt->pt_r_cixr, CIXR_TBC | CI_AR | 0x03);
outp (pt->pt_r_cixr, CIXR_TBC | CI_AR);
pei;
: PEI value
: PEI value
*pt;
(= activation)
/* return if the addressed device
/* is not operational or not used
/* for LAYER 1
/* the activation procedure is not
/* done if the layer 1 link is
/* already established. In that
/* case only an activation
/* indication message is generated
312
control
Low Level Controller
*/
*/
*/
*/
*/
*/
*/
*/
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*/