PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 298

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

Semiconductor Group
}
if (ista & ISTA_TIN)
{
}
if ((ista & (ISTA_RPF | ISTA_RME))
}
else
{
}
DISABLE_TREC_STATUS_CHECK ();
TIN_ERROR (pt->pt_pei);
RX_ICC (ista & ISTA_RPF, pt);
}
if (pt->pt_op_mode == PT_MD_AUTO)
else
if (pt->pt_tx_cnt <= 32)
{
}
else
{
}
}
cmd = (pt->pt_tx_frame ? CMDR_XTF : CMDR_XIF) |
cmd = CMDR_XTF;
STRING_OUT (pt->pt_tx_curr, pt->pt_r_fifo, cnt);
pt->pt_tx_cnt
outp (pt->pt_r_cmdr, cmd | CMDR_XME);
STRING_OUT (pt->pt_tx_curr, pt->pt_r_fifo, 32);
outp (pt->pt_r_cmdr, cmd); /* give the transmit command,
pt->pt_tx_curr += 32;
pt->pt_tx_cnt
pt->pt_state &= ~PT_TX_MMU_FREE;
= 0;
-= 32;
&& !(exir & EXIR_PCE) && !(ista & ISTA_TIN))
/* transmit count is not 0
/* more data to be sent !
/* ------------------------
(inp(pt->pt_r_star) & CMDR_RNR);
/* less than 32 bytes left ?
/* shift all bytes into the XFIFO
/* and give XME command
/* more than 32 bytes are left to
/* be sent; write 32 into the XFIFO */
/* update current buffer pointer
/* and counter of remaining bytes
/* TIN interrupt
/* =============
/* ResetHDLC_ICC (pt->pt_pei);
/* HDLC receiver interrupt ?
/* =========================
/* (receive pool full or receive
/* message end and not PCE and not
/* TIN)
/* status change of the remote
/* station’s receiver
/* (i.e. RR or RNR received).
/* The status can be determined by
/* reading the RRNR bit of
/* register STAR
298
Low Level Controller
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