參數(shù)資料
型號(hào)： MB86976PF-G
元件分類(lèi)： 微控制器/微處理器
英文描述： 2 CHANNEL(S), 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP144
封裝： PLASTIC, QFP-144
文件頁(yè)數(shù)： 25/46頁(yè)
文件大?。?/td> 212K
代理商： MB86976PF-G
MB86976
Fujitsu Microelectronics, Inc.
31
Advanced 11/5/98
LAN_RxStatus (LAN Receive Status. Register F2)
(loaded from MAC_RxStatus, Register 14)
LAN_TxByte_Cnt (LAN Transmit Byte Count. Register F4)
LAN_Tx_Frames (LAN Transmit Frames. Register F8)
LAN_Tx_Error (LAN Transmit Errors. Register FA)
LAN_TxExCollision (LAN Transmit Excessive Collisions. Register FC)
LAN_Tx_Broadcast (LAN Transmit Broadcast. Register FE)
Note LAN_RxByte_Cnt, LAN_RxFrames and LAN_Rx_Broadcast include counts for appropriate undersized/fragment frames and
oversized frames, LAN_TxByte_Cnt and LAN_Tx_Broadcast include collisions and aborted frames.
Bit
Symbol
Type
Description
5:0
N
Reserved: Unassigned.
6
IntRx
R0
Set if reception of packet caused any interrupt condition (includes En_Good).
7
N
Reserved: Unassigned.
8
AlignErr
R0
Alignment Error: Frame length in bits was not a multiple of eight and the CRC was invalid.
9
CRCErr
R0
CRC at end of packet did not match computed value.
10
Overflow
R0
The MAC receive FIFO was full when it needed to store a received byte.
11
LongErr
R0
Long Error: Received a frame longer than 1518 bytes, excluding preamble and SFD.
12
N
Reserved: Unassigned.
13
RxPar
R0
MAC receive FIFO has detected an (internal) parity error.
14
Good
R0
Good Received: Successfully received a packet with no errors.
15
RxHalted
R0
Reception Halted: Reception interrupted by user clearing RXEN or setting RXHALT.
Bit
Symbol
Type
Description
31:0
LAN_TxByte_Cnt
R0
LAN Transmit Bytes: Total number of bytes transmitted on the LAN transmit interface.
Bit
Symbol
Type
Description
15:0
LAN_Tx_Frames
R0
LAN Transmit Frames: Total number of frames transmitted on the LAN transmit interface.
Bit
Symbol
Type
Description
15:0
LAN_Tx_Error
R0
LAN Transmit Errors: Counts when a packet being transmitted on the LAN has excessive colli-
sion, excessive deferral, late collision or (internal) FIFO parity error or under-run.
Bit
Symbol
Type
Description
15:0
LAN_TxExCollision
R0
LAN Transmit Exc Collision: Transmit aborts due to excessive (more than 15) collisions.
Bit
Symbol
Type
Description
15:0
LAN_Tx_Broadcast
R0
LAN Transmit Broadcast: Counts Multicast packets transmitted on the LAN
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