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參數(shù)資料
| 型號： | M66290AFP |
| 元件分類： | 總線控制器 |
| 英文描述： | UNIVERSAL SERIAL BUS CONTROLLER, PQFP48 |
| 封裝： | TQFP-48 |
| 文件頁數(shù)： | 26/54頁 |
| 文件大?。?/td> | 452K |
| 代理商： | M66290AFP |
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USB DEVICE CONTROLLER
M66290AGP/FP
MITSUBISHI <DIGITAL ASSP>
31
Af ter "Data1" read end
"Data2" receiv e end
"Data3" receiv e start
"Data1" read start
"Data2" receiv e start
"Data1" receiv e end
"Data1" receiv e start
Bef ore "Data1" read end
"Data2" receiv e end
"Data1" read end
When data receiv e ended, the buff er
is set to Ready state (read enable)
and occurs INTR interrupt
Continuous receiv ing is av ailable
bef ore data read.
In OUT token receiv e to this
INTN interrupt and do NAK
handshake.
endpoint, M66290A occurs
It becomes receiv e enable
af ter read of data1 ended.
And occurs INTR interrupt
because the buff er is ready.
M66290A Occurs INTR interrupt
because the buff er is ready.
data1
data2
receiving data
Buff er1
Buff er2
USB side
CPU bus side
Buff er2
Buff er1
data receive
available
data receive completed
data read available
Buff er2
Buff er1
data1
data2
receiving data
data read available
data1
Buff er2
Buff er1
IN
receiving data
reading data
Buff er2
Buff er1
data receive completed
data receive impossible
reading data
OUT
data1
OUT
Buff er1
Buff er2
data receive enable
data read available
data2
Buff er1
Buff er2
data receive available
data read available
data2
Buff er1
Buff er2
data2
data3
receiving data
data read available
IN
data
: Data exists in buff er
(1) Receiv ing
Below are the receiv e status examples
of the endpoint which is set to double buff er.
Endpoint buffer status
Figure 7. Double buff er activ ities-1
Double buffer operations
The endpoint FIFO of EP1 to EP5 can be
set to double buffer constitution.
So a double of transfer data of its buffer size, which
is set, can be stored.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M66290AGP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:USB DEVICE CONTROLLER |
| M66291GP | 制造商:Renesas Electronics Corporation 功能描述: |
| M66291GP#201 | 制造商:Renesas Electronics Corporation 功能描述:IC ASSP USB2.0 DEVICE CONTROLLER 48LQFP |
| M66291GP#RB0S | 功能描述:IC USB CONTROLLER GEN-PUR 48LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 控制器 系列:- 標(biāo)準(zhǔn)包裝:4,900 系列:- 控制器類型:USB 2.0 控制器 接口:串行 電源電壓:3 V ~ 3.6 V 電流 - 電源:135mA 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:36-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:36-QFN（6x6） 包裝:* 其它名稱:Q6396337A |
| M66291GPRB0S | 制造商:Renesas Electronics Corporation 功能描述:USB2.0 Device Controller,LQFP48 |
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