pef20320 Infineon Technologies Corporation, pef20320 Datasheet - Page 89

• Manufacturer Part Number: pef20320
• Description: Multichannel Network Interface Controller For Hdlc With 32 Channels
• Manufacturer: Infineon Technologies Corporation

Figure 48
Note: 1. Only the 7 leading bytes are reported (the last 4 are supposed to be the FCS
For INV = 1 (channel inversion) all bits of the data stream (including DATA, FCS, flag,
abort sequence 15
as flag 15
User’s Manual
2. It is assumed here for convenience that the first descriptor points to the third
even in this case).
and not to the second descriptor as in the original example.
‘0’ would lead to a change from interframe time-fill state ‘F’ to ‘0’ etc.
31
CRCO, NOB
000C0000
C0041800
4 Desc
th
0
‘1’) are interpreted inversely. e.g. ‘1000 0001’ would be interpreted
Last Access of a NOB Frame
should be Ignored
31
Generate FI, ERR-Int.
8800123D
31
0
000C0000
C0014000
5 Desc
th
SF
0
89
31
AA
Interrupts as in
the original Example
XX
XX
XX
31
0
C0014200
00140000
6 Desc
th
SF, RA
0
Functional Description
31
AA XX XX XX
ITD04573
0
PEB 20320
01.2000