cn8237 Mindspeed Technologies, cn8237 Datasheet - Page 248
cn8237
Manufacturer Part Number
cn8237
Description
Atm Oc-12 Servicesar Plus With Xbr Traffic Management
Manufacturer
Mindspeed Technologies
Datasheet
1.CN8237.pdf
(415 pages)
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10.0 Local Memory Interface
10.1 Overview
10-2
Table 10-1. Memory Map
Table 10-2. Example of Memory Map
0 x FF FFFFh >> (7 – (BANKSIZE + NUMBANKS))
0 x 80 0000h >> (7 – (BANKSIZE + NUMBANKS))
0 x 7F FFFFh >> (7 – (BANKSIZE + NUMBANKS))
0 x 00 1800h
0 x 00 1000h – 0 x 00 17FF
0 x 00 0800h – 0 x 00 0FFFh
0 x 00 0400h – 0 x 00 07FFh
0 x 00 0000h – 0 x 00 03FFh
0 x 3F FFFFh
0 x 20 0000h
0 x 1F FFFFh
0 x 00 1800h
0 x 00 17FFh
0 x 00 1000h
0 x 00 0FFFh
0 x 00 0800h
0 x 00 0FFFh
0 x 00 0700h
0 x 00 03FFh
0 x 00 0000h
NOTE(S):
Byte Address Ranges
If BANKSIZE = 100 (1 Mbytes per bank) and NUMBANKS = 01 (2 banks)
Mindspeed Technologies
Byte Address Ranges
ATM OC-12 ServiceSAR Plus with xBR Traffic Management
SCS1* (for NUMBANKS = 2)
SCS0* (for NUMBANKS = 2)
RCS1* (for NUMBANKS = 2)
RCS0* (for NUMBANKS = 2)
Internal SRAM
PHY
Reserved
8237 Internal
Registers
Block Selected
™
SCS3*
SCS2*
SCS1*
SCS0*
RCS3*
RCS2*
RCS1*
RCS0*
Internal SRAM
PHY
Reserved
8237 Internal
Registers
Selected
Block
SEG
Local Memory
RSM
Local Memory
SAR
PHY
X
SAR
Source/Destination
SEG
Local Memory
RSM
Local Memory
SAR
PHY
X
SAR
28237-DSH-001-C
Source/Destination
CN8237
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