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參數資料
| 型號： | W81E381D |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | FULL SPEED USB INTEGRATED MICROCONTROLLER |
| 中文描述： | FLASH, 12 MHz, MICROCONTROLLER, PQFP48 |
| 封裝： | 7 X 7 MM, 1.40 MM HEIGHT, LQFP-48 |
| 文件頁數： | 19/63頁 |
| 文件大?。?/td> | 695K |
| 代理商： | W81E381D |
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W81E381D/W81E381AD
Publication Release Date: January 2002
- 19 - Revision 0.52
4.5.3
Register Descriptions - USB Interrupt System SFRs (C0)
FIFLG
Address: S:C0H
Reset State: XX00 0000H
Function Interrupt Flag Register: Contains the USB function's transmit and receive done interrupt flags
for non-isochronous endpoints.
7
6
5
4
3
2
1
0
-
-
FRXD4
FTXD3
FRXD2
FTXD1
FRXD0
FTXD0
Bit
Number
7
Bit
Mnemonic
-
Function
Reserved:
The value read from this bit is indeterminate. Write zero to this bit.
Reserved:
The value read from this bit is indeterminate. Write zero to this bit.
Function Receive Done Flag 4: (read, write clear)
For endpoint 4. This bit is cleared when firmware writes ‘1’ to it.
Function Transmit Done Flag 3: (read, write clear)
For endpoint 3. This bit is cleared when firmware writes ‘1’ to it.
Function Receive Done Flag 2: (read, write clear)
For endpoint 2. This bit is cleared when firmware writes ‘1’ to it.
Function Transmit Done Flag 1: (read, write clear)
For endpoint 1. This bit is cleared when firmware writes ‘1’ to it.
Function Receive Done Flag 0: (read, write clear)
For endpoint 0. This bit is cleared when firmware writes ‘1’ to it.
Function Transmit Done Flag 0: (read, write clear)
For endpoint 0. This bit is cleared when firmware writes ‘1’ to it.
6
-
5
FRXD4
4
FTXD3
3
FRXD2
2
FTXD1
1
FRXD0
0
FTXD0
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