dp83261 National Semiconductor Corporation, dp83261 Datasheet - Page 125

• Manufacturer Part Number: dp83261
• Description: Bmac Device Fddi Media Access Controller
• Manufacturer: National Semiconductor Corporation

Appendix A Ring Engine State Machines
6 Ar Actions
After Ar
IF Ar 4 R
IF A Flag
IF REV1
IF REV2
NSA
Ar 4 S)
THEN CLEAR N Flag
THEN SET RELR DUPADD
IF (VCOPY
IF VCOPY
nE Flag
nE Flag
Ar 4 S
THEN SET CILR FRCOP
ELSE IF nVCOPY
THEN SET CILR FRCOP
ELSE SET CILR FRNCOP
(A Flag
(A Flag
DA IG 4 0
FCr
INC FCCT
SET CILR FRNCOP
INC FNCT
INC FCCT
INC FNCT
i
NSA)
l
l
(EA
(EA
Duplicate Address
l
l
Frame Copied Ct
Frame Not Copied Ct
Frame Copied Ct
Frame Not Copied Ct
nE Flag
(FCr 4 NSA
(VCOPY
125
EMIND))
EMIND))
(Continued)
FCr 4 NSA
FCr
FCr
Ar 4 S)
l
i
i
Strip Error detected
(MAC
(MAC
Ar 4 R)
l
l
Void)
Void)
n(FCr 4