PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 300

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

}
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/*
/*
/*
/*
/*
/*
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LOCAL void
RX_ICC (rpf, pt)
{
Semiconductor Group
}
BOOLEAN
register PEITAB
WORD
FPTR
BYTE
BYTE
BOOLEAN
if (rpf)
else
{
}
Function: RX_ICC ()
Parms
purpose : handle interrupts generated by the receiver of an
RecCnt = 32;
if (pt->pt_device == PT_ICC || pt->pt_device == PT_ISAC_S)
else
if (RecCnt && !(RecCnt &= 0x1F))
RecCnt = (BYTE) inp (pt->pt_r_rfbc);
RecCnt = (WORD) inp (pt->pt_r_rbcl) |
RecCnt = 32;
: ’pt’ pointer to the assigned PEITAB array element
’rpf’ = 1 if RPF interrupt
ICC (ISAC-S, ISAC-P)
RecCnt, ctrl;
ptr;
pei = pt->pt_pei;
rsta, tei, sapi, frame_status = VALID;
Two, AutoM, CR_of_I_valid = TRUE;
(WORD) (inp (pt->pt_r_rbch) & 0x0F) << 8;
rpf;
*pt;
/* RPF interrupt:
/* 32 bytes of a frame longer than
/* 32 bytes have been received
/* and are now available in the
/* RFIFO.
/* The message is not complete.
/* RME interrupt:
/* Receive message end. The RFIFO
/* contains a complete frame
/* (length <= 32 byte) or the last
/* bytes or a frame (length > 32)
/* ================================ */
/* read byte count register(s) to
/* get the number of currently
/* received bytes
/* please note that ICC / ISAC-S
/* version Axx had only one byte
/* count register !!!
/* ’RecCnt’ now contains the number */
/* of bytes actually received
300
Low Level Controller
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