
xDSL WAN Ethernet Bridge Controller
36
Fujitsu Microelectronics, Inc.
Advanced 11/5/98
WAN_RxStatus (WAN Receive Status. Register 78).
WAN_RxStatus is a read only register. It will retain its value until the completion of the next reception event, at which point it will be
updated with the new status information.
WAN_RxByte_Cnt (WAN Receive Byte Count. Register 7A)
WAN_RxFrame_Cnt (WAN Receive Frame Count. Register 7E)
WAN_RxErr_Cnt (WAN Receive Frame Error Count. Register 80)
WAN_RxOverLength (WAN Receive Over Flow Count. Register 82)
WAN_TxByte_Cnt (WAN Transmit Byte Count. Register 84)
WAN_TxFrame_Cnt (WAN Transmit Frame Count. Register 88)
Bit
Symbol
Type
Description
1:0
Rx_Mode
R00
Packet type (0 - compressed HDLC, 1 - HDCL, 2 - PPP, 3 - PPP-LEX).
2
Rx_EOF
R0
Receive End of Frame: When asserted, this bit indicates the end of a frame has been received on
the WAN receive interface.
3
Rx_Error
R0
Indicates a reception error occurred on a frame on the WAN receive interface. The frame will be
discarded.
4
Rx_Short
R0
Indicates that a short packet was received on the WAN receive interface.
5
Rx_Seven_ONEs
R0
Abort detected: Indicates that more than 7 consecutive ones were received on the WAN receive
interface.
7:6
N
Reserved: Unassigned.
Bit
Symbol
Type
Description
31:0
WAN_RxByte_Cnt
R0
Count of the total number of bytes received on the WAN receive interface.
Bit
Symbol
Type
Description
15:0
WAN_RxFrame_Cnt
R0
Total number of frames, including good and bad, received on the WAN interface.
Bit
Symbol
Type
Description
15:0
WAN_RxErr_Cnt
R0
Count of the total number of frames received with errors on the WAN interface.
Bit
Symbol
Type
Description
15::0
WAN_RxOverLength
R0
Count of the number of frames received on the WAN interface larger than 1526 bytes.
Bit
Symbol
Type
Description
31:0
WAN_TxByte_Cnt
R0
Count of the total number of bytes transmitted on the WAN transmit interface.
Bit
Symbol
Type
Description
15:0
WAN_TxFrame_Cnt
R0
Total number of frames, good and bad, transmitted on the WAN interface.