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參數資料
| 型號： | W81C280 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | USB Keyboard/ Device Controller(具有通用串行總線接口的鍵盤／設備控制器) |
| 中文描述： | 8-BIT, MROM, MICROCONTROLLER, PDIP40 |
| 封裝： | DIP-40 |
| 文件頁數： | 15/27頁 |
| 文件大小： | 328K |
| 代理商： | W81C280 |
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W81C280
Publication Release Date: July 1997
- 11 -
Revision 0.50
Status Register 3:
BIT
SYMBOL
DESCRIPTION
7
VBUS
Shows the VBUS voltage from host (upstream port attached.)
6
NTOUT0
Cleared when host not responds to handshake for endpoint 0 transmitted
on the turnaround interval.
5
NTOUT1
Cleared when host not responds to handshake for endpoint 1 transmitted
on the turnaround interval.
4
NTOUT2
Cleared when host not responds to handshake for endpoint 2 transmitted
on the turnaround interval.
3
NTOUT3
Cleared when host not responds to handshake for endpoint 3 transmitted
on the turnaround interval.
2
EP2_ACK
Set when USB endpoint 2 has received the ACK. Cleared after data is
read.
1
EP3_ACK
Set when USB endpoint 3 has received the ACK. Cleared after data is
read.
0
EP4_ACK
Set when USB endpoint 4 has received the ACK. Cleared after data is
read.
6.2.2 Control Registers ( All registers are set to 00h at power up.)
Control Register 0:
BIT
SYMBOL
DESCRIPTION
7
USB_SP
1
for high speed device ;
0
for low speed device
6
WARM_RESET
1
= Warm Reset for whole chip.
5
URESUME
Setting causes a resume (K state) to be sent to upstream port..
4-1
( RESERVED )
0
CPU RSTP0
Setting causes a SE0 to be placed on upstream port. To take the SE0 off,
Clear CPU core RSTP0.
Control Register 1: ( RESERVED )
Control Register 2:
BIT
SYMBOL
DESCRIPTION
7
( RESERVED )
6
CRC_OFF
Setting this bit disables the receiving CRC checking circuit.
5-0
( RESERVED )
相關PDF資料 |
PDF描述 |
|---|---|
| W81E381 | FULL SPEED USB INTEGRATED MICROCONTROLLER |
| W81E381AD | FULL SPEED USB INTEGRATED MICROCONTROLLER |
| W81E381D | FULL SPEED USB INTEGRATED MICROCONTROLLER |
| W82C610 | Monitor Software OSD(On Screen Display) IC(監控軟件屏幕顯示控制器) |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| W81E381 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:FULL SPEED USB INTEGRATED MICROCONTROLLER |
| W81E381AD | 制造商:WINBOND 制造商全稱:Winbond 功能描述:FULL SPEED USB INTEGRATED MICROCONTROLLER |
| W81E381D | 制造商:WINBOND 制造商全稱:Winbond 功能描述:FULL SPEED USB INTEGRATED MICROCONTROLLER |
| W-82 | 制造商:Hozan Tool Industrial Co Ltd 功能描述: 制造商:Curtis Industries 功能描述:DIN RAIL SLOTTED |
| W820 | 制造商:LUMINIS 制造商全稱:LUMINIS 功能描述:Post top mount |
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