mu9c8338a Music Semiconductors, Inc., mu9c8338a Datasheet - Page 15

• Manufacturer Part Number: mu9c8338a
• Description: Mu9c8338a 10/100mb Ethernet Filter Interface
• Manufacturer: Music Semiconductors, Inc.

Chip Registers
Table 16: Chip Registers
Chip Role Register
Table 17: CHIPROL: Chip Role Register Mapping
Chip Version Register
Table 18: CHIPVER: Chip Version Register
Mapping
Rev. 0a
Name
CHIPROL
CHIPVER
RSTAT
RDAT
Name
CHIPROL
Name
CHIPVER
Bits
2:0
Function
Chip
Bits
4:0
R/W
R/W
R
R
R
Description
Chip Role
Chip Version
Result Status
Result Data
Description
Chip Version
Description
0: Default
All other values
are Reserved
15
Result Status Register
Table 19: RSTAT: Result Status Register Mapping
Result Data Register
Table 20: RDAT: Result Data Register Mapping
Name
Source Port ID
Packet Type
Match Found
Destination Port ID
Destination Port = Source Port
Name
RDATA
Address
CHIP_BASE + 1H
CHIP_BASE + 2H
CHIP_BASE + 3H
CHIP_BASE + 4H
Bits
0
Description
1: Result Data available
0: No Result Data
15:10
Bits
9:8
6:1
7
0
Description
6-bit Port ID
00: Broadcast
01: Multicast
10: Unicast
11: RESERVED
0: Match Not Found
1: Match Found
6-bit Port ID
1: Ports are the same
0: Ports are different
Default
03H
N/A
N/A
0H