pef2256e Infineon Technologies Corporation, pef2256e Datasheet - Page 390

• Manufacturer Part Number: pef2256e
• Description: E1/t1/j1 Framer And Line Interface Component For Long- And Short-haul Applications
• Manufacturer: Infineon Technologies Corporation

System Interface Control 1 (Read/Write)
Value after reset: 00
SIC1
SSC(1:0)
SSD1
User’s Manual
Hardware Description
SSC1
7
Select System Clock
SIC1.SSC(1:0) and SIC2.SSC2 define the clocking rate on the
system highway.
SIC2.SSC2 = 0:
00 = 2.048 MHz
01 = 4.096 MHz
10 = 8.192 MHz
11 = 16.384 MHz
SIC2.SSC2 = 1:
00 = 1.544 MHz
01 = 3.088 MHz
10 = 6.176 MHz
11 = 12.352 MHz
Select System Data Rate 1
SIC1.SSD1, FMR1.SSD0 and SIC2.SSC2 define the data rate on the
system highway. Programming SSD1/SSD0 and corresponding data
rate is shown below.
SIC2.SSC2 = 0:
00 = 2.048 Mbit/s
01 = 4.096 Mbit/s
10 = 8.192 Mbit/s
11 = 16.384 Mbit/s
SIC2 .SSC2 = 1:
00 =1.544 Mbit/s
01 = 3.088 Mbit/s
10 = 6.176 Mbit/s
11 = 12.352 Mbit/s
SSD1
RBS1
RBS0
390
SSC0
BIM
XBS1
DS1.1, 2003-10-23
T1/J1 Registers
PEF 2256 H/E
XBS0
0
FALC
(3E)
®
56