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W90N745CDG 参数 Datasheet PDF下载

W90N745CDG图片预览
型号: W90N745CDG
PDF下载: 下载PDF文件 查看货源
内容描述: 16位/ 32位ARM微控制器 [16/32-bit ARM microcontroller]
分类和应用: 微控制器和处理器外围集成电路时钟
文件页数/大小: 422 页 / 2455 K
品牌: WINBOND [ WINBOND ]
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W90N745CD/W90N745CDG  
BITS  
DESCRIPTIONS  
[31:16]  
Reserved  
MREPC  
The MAC Remote Pause Count shows the current value of the  
down count timer that starts to count down from the value of operand  
of the transmitted PAUSE control frame.  
[15:0]  
DMA Receive Frame Status Register (DMARFS)  
The DMARFS is used to keep the Length/Type field of each incoming Ethernet packet. This register is  
writing clear and writes 1 to corresponding bit clears the bit.  
REGISTER  
ADDRESS  
R/W  
DESCRIPTION  
RESET VALUE  
DMARFS  
0xFFF0_30C8  
R/W DMA Receive Frame Status Register  
0x0000_0000  
31  
23  
15  
7
30  
22  
14  
6
29  
21  
13  
5
28  
20  
12  
4
27  
Reserved  
19  
Reserved  
26  
18  
10  
2
25  
17  
9
24  
16  
8
11  
RXFLT  
RXFLT  
3
1
0
BITS  
DESCRIPTIONS  
[31:16]  
Reserved  
RXFLT  
The Receive Frame Length/Type keeps the Length/Type field of  
each incoming Ethernet packet. If the bit EnDEN of MIEN is enabled  
and the Length/Type field of incoming packet has received, the bit  
DENI of MISTA will be set and trigger interrupt. And, the content of  
Length/Type field will be stored in RXFLT.  
[15:0]  
Publication Release Date: September 22, 2006  
- 147 -  
Revision A2  
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