PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 315

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

/*
/***************************************************************************/
EXPORT int
ResL1_SBC (pt)
{
Semiconductor Group
register PEITAB
int
BYTE
switch (pt->pt_ModulMode)
{
}
if (pt->pt_state & PT_IOM2)
{
}
state = ENTERNOINT ();
r_spcr = inp (pt->pt_r_spcr);
if (Loop = (r_spcr & SPCR_TPL))
outp (pt->pt_r_mask, ~ISTA_CIC);
if (pt->pt_ModulMode == PT_MM_TE)
outp (pt->pt_r_cixr, (BYTE) (CIXR_TBC | ForceCommand));
case PT_MM_TE:
case PT_MM_NT:
default:
ReleaseCommand |= 0x03;
ForceCommand
outp (pt->pt_r_spcr, (r_spcr & ~SPCR_TPL));
EnaClk_SBC (pt);
ForceCommand = CI_RS;
NewState
ReleaseCommand = CI_DIU;
break;
ForceCommand = CI_DR;
NewState
ReleaseCommand = CI_DID;
break;
if (pt->pt_Lay1id == SBC_LAY1)
return (FALSE);
i, state, failed = FALSE;
ForceCommand, NewState, ReleaseCommand, Loop, r_spcr;
pt->pt_Lay1id = UNK_LAY1;
*pt;
|= 0x03;
= CI_EI;
= CI_DIU;
/* send the RES (reset) code
/* and wait for a change to the EI
/* state,
/* then send DIU
/* send the deactivation request
/* code
/* and wait for DIU
/* then send DID to deactivate the
/* SBC
/* disable all system interrupts
/* if testloop mode was programmed
/* switch it off to enable L1
/* status recognition
/* allow only C/I interrupts
/* output the command code
315
Low Level Controller
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/