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CHAPTER 5 ETHERNET CONTROLLER
Preliminary User’s Manual S14767EJ1V0UM00
349
5.2.4.7 En_RETX-Retry Counter Register (20H R/W)
Bit
Field
Functions
Default
31:4
-
Reserved for future use. Write as 0
-
3:0
RETX
Retry counter:
This field indicates the number of the retries during the current transmission.
0
5.2.4.8 En_LSA2-Station Address Register (54H R/W)
Bit
Field
Functions
Default
31:16
-
Reserved for future use. Write as 0
-
15:0
LSA2
Station address SA (47:32)
0
5.2.4.9 En_LSA1-Station Address Register (58H R/W)
Bit
Field
Functions
Default
31:0
LSA1
Station address SA(31:0):
This field sets the station address. The station address: SA(47:0) is used by the MAC
Control Block as the source address in the PAUSE control frame, and used for the
comparison with the destination address of the receive packet.
0
5.2.4.10 En_PTVR-Pause Timer read Register (5CH R)
Bit
Field
Functions
Default
31:16
-
Reserved for future use.
-
15:0
PTCT
Pause timer counter:
This field indicates the current pause timer value.
0
5.2.4.11 En_VLTP-VLAN Type Register (64H R/W)
Bit
Field
Functions
Default
31:16
-
Reserved for future use. Write as 0
-
15:0
VLTP
VLAN type: This field sets ETPID value.
Receive : Detects a VLAN frame by comparing this field with the
ETPID field in the received packet.
Transmit : If En_MACC2 register: APD bit is set to 1 and the ETPID
field in the current transmit packet matches this field, MAC pads as a VLAN packet when
the current packet should be padded
0