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參數(shù)資料
| 型號(hào)： | MB86976PF-G |
| 元件分類： | 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 |
| 文件頁數(shù)： | 24/46頁 |
| 文件大小： | 212K |
| 代理商： | MB86976PF-G |
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xDSL WAN Ethernet Bridge Controller
30
Fujitsu Microelectronics, Inc.
Advanced 11/5/98
LAN_Opt_Set (LAN Option Set. Register DE)
LAN_RxByte_Cnt (LAN Receive Byte Count. Register E0)
LAN_Rx_Frames (LAN Receive Frames. Register E4)
LAN_Rx_Broadcast (LAN Receive Broadcast. Register E6)
LAN_Rx_Error (LAN Receive Errors. Register E8)
LAN_Rx_RUNTS (LAN Receive Runts. Register EA)
LAN_Rx_CRC (LAN Receive CRC. Register EC)
LAN_RxOverLength (LAN Receive Over Length. Register EE)
Bit
Symbol
Type
Description
15:0
LAN_Opt_Set
R0
LAN Option Set: Used as a control signal to the MAC core within the MB86976. (Program to
0003h for normal operation)
Bit
Symbol
Type
Description
32:0
LAN_RxByte_Cnt
R0
LAN Receive Bytes: Number of bytes received from the LAN port after the preamble and SFD. If
the CRC bytes are stripped, those bytes are not counted by LAN_RxByte_Cnt.
Bit
Symbol
Type
Description
15:0
LAN_Rx_Frames
R0
LAN Receive Frames: Total number of frames received on the LAN receive interface.
Bit
Symbol
Type
Description
7:0
LAN_Rx_Broadcast
R0
LAN Receive Broadcast: Increments when the LSB of the destination address of a frame that is
received on the LAN receive interface is one. Includes bad frames.
Bit
Symbol
Type
Description
15:0
LAN_Rx_ERR
R0
LAN Receive Errors: Counts when a packet is received with a CRC or alignment error, or is too
large.
Bit
Symbol
Type
Description
15:0
LAN_Rx_RUNTS
R0
LAN Receive Runts:Counts Rx runt frames/collision fragments (frames less than 64 bytes, or less
than 14 bytes if ShortEn in reg 10 is set).
Bit
Symbol
Type
Description
15:0
LAN_Rx_CRC
R0
LAN Receive CRC: Counts bad CRC frames received on the LAN.
Bit
Symbol
Type
Description
15:0
LAN_RxOverLength
R0
LAN Receive OverLength: Number of frames received on the LAN receive interface greater than
1518 bytes.
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