peb2255 Infineon Technologies Corporation, peb2255 Datasheet - Page 185

• Manufacturer Part Number: peb2255
• Description: E1/t1/j1 Framer And Line Interface Component For Long And Short Haul Applications
• Manufacturer: Infineon Technologies Corporation

Mode Register (Read/Write)
Value after RESET: 00
MDS2...0…
HRAC…
Receive Address Byte High Register 1 (Read/Write)
Value after RESET: FD
RAH1
Data Sheet
MODE
RAH1
MDS2
7
7
Mode Select
The operating mode of the HDLC controller is selected.
000… Reserved
001… Reserved
010… 1 byte address comparison mode (RAL1,2)
011… 2 byte address comparison mode (RAH1,2 and RAL1,2)
100… No address comparison
101… 1 byte address comparison mode (RAH1,2)
110… Reserved
111… No HDLC framing mode
Switches the HDLC receiver to operational or inoperational state.
0…
1…
In operating modes that provide high byte address recognition, the
high byte of the received address is compared with the individually
programmable values in RAH1 and RAH2.
Value of the First Individual High Address Byte
Bit 1 (C/R-bit) is excluded from address comparison.
HDLC Receiver Active
MDS1
H
H
Receiver inactive
Receiver active
MDS0
185
HRAC
0
FALC-LH V1.3
E1 Registers
0
0
PEB 2255
2000-07
(03)
(04)