Broadcom BCM1250 User Manual page 3

User Manual
10/21/02
Revision Date
1250_1125- 10/21/02
UM100CB-R
Document 1250_1125-UM100CB-R
Change Description
This list summarizes the major changes between 1250-UM101 and 1250_1125-
UM100. The 1250_1125-UM100CB version of this manual has change bars indicating
all changes between the older and newer versions.
• Section 1: Updates to describe BCM1125/H
• Section 2: Updates to describe BCM1125/H.
• Section 3: Additional Clarifications and BCM1125/H descriptions
• New section: Error Conditions
• Section 4: Additional Clarifications and BCM1125/H descriptions
• Expanded section: Bus Watcher
• New Section: Magic Decoder Ring for Using The Trace Buffer
• Section 5: Updates for BCM1125/H
• New register: Level 2 Cache Settings Register
• Section 6: Additional Clarifications and BCM1125/H descriptions
• New Section: Memory Access Sequencing
• New Section: Example CHannel and Chip Select Configurations
• Updated guidelines: Timing Parameter Guidelines
• Section 7: Additional Clarifications and BCM1125/H descriptions
• New Section: Unaligned Buffer Descriptor Format for Ethernet DMA
• New Section: CRC and Checksum Generators
• Section 8: Additional Clarifications and BCM1125/H descriptions
• Section 9: Additional Clarifications and BCM1125/H descriptions
• New Section: Prepended Header Frame Format
• New Functionality: Destination Address Filtering
• New Functionality: Receive DMA Channel Selection
• New Functionality: Flow Control
• Section 16: Cross reference links added from register to defining table
• Index: Expanded
B roa dcom Co rpo rat ion
BCM1250/BCM1125/BCM1125H
Page iii