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AM79C978KC/W 参数 Datasheet PDF下载

AM79C978KC/W图片预览
型号: AM79C978KC/W
PDF下载: 下载PDF文件 查看货源
内容描述: 单芯片1/10 Mbps的PCI家庭网络控制器 [Single-Chip 1/10 Mbps PCI Home Networking Controller]
分类和应用: 控制器PC
文件页数/大小: 261 页 / 3499 K
品牌: AMD [ AMD ]
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HPR26: HomePNA PHY Event Status (Register 26)  
Table 58. HPR26: HomePNA PHY Event Status (Register 26)  
Read/  
Write  
Default  
Hex  
Soft  
Reset  
Bits  
Mnemonic  
Description  
PHY_Event Status  
15:10 Reserved  
R
R
0
0
0
0
Indicates a valid RxPCOM. An access to the  
RxCOM MSB Register 21 will clear this bit.  
9
8
RxPCOM  
TxPCOM  
Indicates a valid TxPCOM. Any access to the  
TxCOM registers (Registers 18 and 19) will  
clear this bit.  
R
0
0
7:4  
3
Reserved  
Reads will produce undefined results.  
Status is cleared by writing a 0.  
Status is cleared by writing a 0.  
R
Packet Received  
Packet Transmitted  
R/W  
R/W  
0
0
0
0
2
A valid remote command was received.  
Status is cleared by writing a 0.  
1
0
Remote Command Received  
Remote Command Sent  
R/W  
R/W  
0
0
0
0
A remote command has been sent.  
Status is cleared by writing a 0.  
HPR27: HomePNA PHY Event Status (Register 27)  
The Event Status register reports the state of each  
event source. Any bit may be written and so facilitate  
software-stimulated event testing.  
Table 59. HPR27: HomePNA PHY Event Status (Register 27)  
Read/  
Default  
Hex  
Soft  
Reset  
Bits  
Mnemonic  
Description  
Write  
AID_CTRL  
This value defines the number of TCLKs (116.6  
ns) separating AID symbols.  
15:8  
7:0  
AID_INTERVAL  
AID_ISBI  
R/W  
R/W  
14  
40  
14  
40  
This value defines the number of TCLKs (116.6  
ns) separating AID symbol 0.  
HPR28: HomePNA PHY ISBI Control (Register 28)  
Table 60. HPR8: HomePNA PHY ISBI Control (Register 28)  
Read/  
Write  
Default  
Hex  
Soft  
Reset  
Bits  
Mnemonic  
ISBI_CTRL  
Description  
This value defines the number of TCLKs (116.6  
ns) separating data pulses for Symbol 0 in low  
speed mode.  
15:8  
7:0  
ISBI_SLOW  
ISBI_FAST  
R/W  
R/W  
2C  
1C  
2C  
1C  
This value defines the number of TCLKs (116.6  
ns) separating data pulses for Symbol 0 in high  
speed mode.  
186  
Am79C978