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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)： | 5/49頁 |
| 文件大?。?/td> | 545K |
| 代理商： | S1R72C05B08 |
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4. FUNCTIONS
8
EPSON
S1R72C05*** Data Sheet (Rev.1.00)
transfers to be controlled as data flow on the USB FIFO.
USB FIFO
Endpoint
USB Host
IN token
Data quantity <
MaxPktSize
NAK handshake
IN token
Data quantity >=
MaxPktSize
DATA packet
ACK handshake
CPU
Write
FIFO_Empty
Write
IN token
Data quantity <
MaxPktSize
Write
Read
IN transaction
(NAK response)
IN transaction
(Data reply)
IN transaction
(NAK response)
Transfer sent
NAK handshake
FIFO_Full
IN token
Data quantity >=
MaxPktSize
DATA packet
ACK handshake
IN transaction
(Data reply)
Empty
Data
Fig.4.4 Typical data flow (with FIFO assigned for MaxPktSize and IN transfer)
USB FIFO
Endpoint
USB Host
PING token
Free quantity >=
MaxPktSize
ACK handshake
OUT token
CPU
FIFO_Empty
PING token
Free quantity <
MaxPktSize
Read
Write
PING transaction
(ACK response)
OUT transaction
(Data receipt)
PING transaction
(NAK response)
Transfer received
NAK handshake
FIFO_Full
FIFO_Empty
PING token
Free quantity >=
MaxPktSize
PING transaction
(ACK response)
Empty
Data
DATA packet
NYET handshake
Read
ACK handshake
Note: PING transactions are performed only in High
Speed mode.
Fig.4.5 Typical data flow (with FIFO assigned for MaxPktSize and OUT transfer)
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| S1R72U01 | 制造商:EPSON 制造商全稱:EPSON 功能描述:Ease of use and easy connections (serial connections) |
| S1R72U06 | 制造商:EPSON 制造商全稱:EPSON 功能描述:Ease of use and easy connections (serial connections) |
| S1R72U06F12E100 | 制造商:Epson Electronics America Inc 功能描述:USB FS Host controller with embedded HID and Mass Storage class |
| S1R72U06F12E2 | 功能描述:USB 接口集成電路 USB FS Host Ctrlr w/ HID Mass storage RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
| 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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