peb2255 Infineon Technologies Corporation, peb2255 Datasheet - Page 48

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

Table 6
BHE
0
0
1
1
Table 7
BLE
0
0
1
1
Table 8
ALE
GND/VDD
GND/VDD
switching
The assignment of registers with even/odd addresses to the data lines in case of 16-bit
register access depends on the selected microprocessor interface mode:
Intel
Motorola
Data Lines
n: even address
Data Sheet
A0
0
1
0
1
A0
0
1
0
1
IM
1
0
0
Data Bus Access (16-Bit Intel Mode)
Data Bus Access (16-Bit Motorola Mode)
Selectable Bus and Microprocessor Interface Configuration
D15
Register Access
FIFO word access
Register word access (even addresses)
Register byte access (odd addresses)
Register byte access (even addresses)
No transfer performed
Register Access
FIFO word access
Register word access (even addresses)
Register byte access (odd addresses)
Register byte access (even addresses)
No transfer performed
Microprocessor interface
Motorola
Intel
Intel
(Address n + 1)
(Address n)
48
D8
D7
Functional Description E1/T1/J1
(Address n)
(Address n + 1)
FALC
Used
D0...D15
D0...D7
None
FALC
Used
D0...D15
D0...D7
D8...D15
None
D8...D15
Bus Structure
demultiplexed
demultiplexed
multiplexed
®
®
-LH Data Pins
-LH Data Pins
FALC-LH V1.3
PEB 2255
D0
2000-07