參數(shù)資料
型號： S1R72C05B08
元件分類： 總線控制器
英文描述： UNIVERSAL SERIAL BUS CONTROLLER, PBGA121
封裝： 8 X 8 MM, 0.65 MM PITCH, PLASTIC, TFBGA-121
文件頁數(shù)： 7/49頁
文件大小： 545K
代理商： S1R72C05B08
4. FUNCTIONS
10
EPSON
S1R72C05*** Data Sheet (Rev.1.00)
FIFO
CPU
Channel
USB Device
NAK handshake
IN token
Free quantity >=
MaxPktSize
Free quantity <
MaxPktSize
Transfer received
Free quantity >=
MaxPktSize
FIFO_Empty
Read
Write
FIFO_Full
FIFO_Empty
Empty
Data
Read
DATA packet
IN token
ACK handshake
IN token
NAK handshake
IN transaction
(NAK response)
IN transaction
(NAK response)
IN transaction
(Data reply)
Fig.4.6 Typical data flow (with FIFO assigned for MaxPktSize and IN transfers)
FIFO
Channel
USB Device
Data quantity <
MaxPktSize
Data quantity >=
MaxPktSize
CPU
Write
FIFO_Empty
Write
Data quantity <
MaxPktSize
Write
Read
Transfer sent
FIFO_Full
Data quantity >=
MaxPktSize
OUT token
DATA packet
ACK handshake
OUT token
DATA packet
ACK handshake
Empty
Data
OUT transaction
Transfer sent
Fig.4.7 Typical data flow (with FIFO assigned for MaxPktSize and OUT transfers)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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S1R72U06 制造商:EPSON 制造商全稱:EPSON 功能描述:Ease of use and easy connections (serial connections)
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S1R72U16 制造商:EPSON 制造商全稱:EPSON 功能描述:Allows USB devices to be controlled as IDE devices
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