參數(shù)資料
型號: 91C94
廠商: SMSC Corporation
英文描述: ISA/PCMCIA SINGLE CHIP ETHERNET CONTROLLER WITH RAM
中文描述: 的ISA / PCMCIA的單芯片以太網(wǎng)控制器與RAM
文件頁數(shù): 90/120頁
文件大?。?/td> 447K
代理商: 91C94
71
FIGURE 14 – TX INTR
W rit eI nto Packet Number
Regist er
TX Stat us
OK?
TX INTR
Save Pkt Number Regist er
R ead TXDONE Pkt # f rom
FI FO Ports Reg.
Immediately Issue "Release"
Command
Acknowledge TXINTR
Read TX INT Again
Return to ISR
No
Yes
Read Status Word from RAM
U pdat e St at istics
Re-Enable TXE NA
Update Variables
TX INT = 0?
R est or e Packet Number
Yes
No
Write Addr es s Pointer Regist er
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