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LAN91C110TQFP 参数 Datasheet PDF下载

LAN91C110TQFP图片预览
型号: LAN91C110TQFP
PDF下载: 下载PDF文件 查看货源
内容描述: 筵席快速以太网控制器PCMCIA和通用16位应用程序 [FEAST FAST ETHERNET CONTROLLER FOR PCMCIA AND GENERIC 16-BIT APPLICATIONS]
分类和应用: 微控制器和处理器串行IO控制器通信控制器外围集成电路数据传输PC局域网以太网以太网:16GBASE-T时钟
文件页数/大小: 55 页 / 479 K
品牌: SMSC [ SMSC CORPORATION ]
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FEAST Fast Ethernet Controller for PCMCIA and Generic 16-Bit Applications  
DRIVER SEND  
ALLOCATE  
Choose Bank Select  
Register 2  
Issue "Allocate Memory"  
Command to MMU  
Call ALLOCATE  
Exit Driver Send  
Read Interrupt Status Register  
Yes  
No  
Allocation  
Passed?  
Read Allocation Result  
Register  
Write Allocated Packet into  
Packet # Register  
Store Data Buffer Pointer  
Write Address Pointer Register  
Clear "Ready for Packet" Flag  
Enable Allocation Interrupt  
Copy Part of TX Data Packet  
into RAM  
Write Source Address into  
Proper Location  
Copy Remaining TX Data  
Packet into RAM  
Enqueue Packet  
Set "Ready for Packet" Flag  
Return Buffers to Upper Layer  
Return  
FIGURE 11 - DRIVE SEND AND ALLOCATE ROUTINES  
SMSC DS – LAN91C110 REV. B  
Page 43  
Rev. 09/05/02  
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