PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 294

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

}
/***************************************************************************/
/*
/*
/*
/*
/*
/*
/*
/***************************************************************************/
EXPORT int
Loop_ICC (pei, on)
{
Semiconductor Group
}
else
if (!pt->pt_tx_cnt)
outp (pt->pt_r_cmdr, cmd);
if (inp(pt->pt_r_star2) & STAR2_WFA && pt->pt_op_mode == PT_MD_AUTO
return (ACK_DONE);
BYTE
BOOLEAN
PEITAB
BYTE
register PEITAB
if (!(pt = GetPeitab_BASIC (pei)))
pt_dch = GetPeitab_BASIC (0);
if (on)
{
if (inp (pt->pt_r_star) & CMDR_RNR)
cmd = CMDR_XTF;
cmd |= CMDR_XME;
pt->pt_state |= UI_SENT_WHILE_WAITING_FOR_ACK;
Function: Loop_ICC ()
Parms
purpose: switch testloop at the IOM interface on/off
return (ACK_NOT_SUPPORTED);
pt->pt_state |= PT_LOOP;
if (pt->pt_ModulMode == PT_MM_TE)
cmd |= CMDR_RNR;
*pt_dch;
r_spcr;
: ’pei’
pei;
on;
’on’
*pt;
1
0
-> test-loop on
-> test-loop off
&& frame_type == PT_FR_UI)
/* When the frame fits completely
/* into the XFIFO the XME command
/* must be given
/* now output the command byte to
/* the CMDR register
/* UI frame sent while waiting for
/* ackowledge in automode (an ID
/* check response UI frame)
/* The flag is checked by the
/* interrupt service routine when
/* handling the next XPR interrupt. */
/* Loop ON
/* enable clocks in TE mode
294
Low Level Controller
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/
*/