pef20320 Infineon Technologies Corporation, pef20320 Datasheet - Page 99

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

Figure 55
Note: 1. Data is transmitted according to Q.921 §2.8 and fully transparent.
User’s Manual
2. A transmit descriptor with NO = 0 and FE = 1 is allowed, one with NO = 0 and
3. FNUM = 1 leads to 2 FLAGS after DATA 2.
FE = 0 is forbidden.
31
.....
20020000
FLAG
0
Frame of Effective
Length 1
0
0
0
D
DATA
5
31
1
/ 2
Generate HI-Interrupt
88002005
7 0
Byte
1
1
0E AB
FLAG
0 0
31
0
8
80000000
0 C
DATA 2
2
4 A
0
2
99
Generate FI-Interrupt
88001005
0 0
2 FLAGS
0 0
31
.....
80030001
3
0
0
31
Generate FI-Interrupt
88001005
Functional Description
45 23 01
ITD04566
0
PEB 20320
01.2000