PXB4219E Datasheet, PDF (127/290 Pages) Infineon Technologies AG – Interworking Element for 8 E1/T1 Lines

IWE8, V3.4
PXB 4219E, PXB 4220E, PXB 4221E
Memory Structure
6.1.1.5 RAM1: ATM or AAL Receive Idle Slot
Read/write Address 00200_H to 003FF_H
Reset value: Not applicable. RAM must be reset and initialized via SW.
31
24
Not used
23
16
Not used
15
8
Not used
7
0
Not used
cont_slot ref_slot
=0
=0
cont_slot
ref_slot
Continuation slot indicator
0 = This slot is not a continuation slot
Reference slot indicator
0 = This slot is not a reference slot
6.1.2 RAM2: Transmit Port Configuration
Read/write Address 00400_H to 005FF_H
Reset value: Not applicable. RAM must be reset and initialized via SW
Memory size 256K × 32 bits: 8 ports x 32 slots x 1 doubleword
MPADR 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0 0 0 0 0 0 0 1 0 port_nr
[2:0]
slot[4:0]
6.1.2.1 RAM2: ATM Transmit Reference Slot
Read/write Address 00400_H to 005FF_H
Reset value: Not applicable. RAM must be reset and initialized via SW.
Data Sheet
127
2003-01-20