參數(shù)資料
型號: HMS30C7202
廠商: HYNIX SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-bit ARM7TDMI RISC static CMOS CPU core
中文描述: 32-BIT, 82.944 MHz, RISC PROCESSOR, PBGA256
封裝: 17 X 17 MM, 1.40 MM HEIGHT, 1 MM PITCH, FBGA-256
文件頁數(shù): 75/161頁
文件大?。?/td> 973K
代理商: HMS30C7202
HMS30C7110
2003 MagnaChip Semiconductor Ltd. All Rights Reserved
Version 1.5
75
2.6.2.2.
INT_SRC (offset = 0x04)
The Ethernet MAC provides 30 interrupt sources.
Table 2.24 Interrupt Source Bit Definition
MAC0 Address :
1920_0004
MAC1 Address :
1920_1004
Bits
Access Default Description (Write “1” to clear each bit)
31
RW
0
1 = MII PHY interrupt
30
RW
0
1 = MII Scan interrupt
29
RW
0
1 = TX error at PHY
28
RW
0
1 = RX error at PHY
27
RW
0
1 = TX address return buffer overflow.
26
RW
0
1 = TX address return buffer underflow
25
RW
0
1 = Collision Detected
24
RW
0
1 = Carrier Sense Detected
23
0
Reserved.
22
RW
0
1 = TX complete (high priority queue)
21
RW
0
1 = Late collision detected
20
RW
0
1 = TX completed (low priority queue)
19
RW
0
1 = SYS TX FIFO overflow
18
RW
0
1 = SYS TX FIFO underflow
17
RW
0
1 = MAC TX FIFO overflow
16
RW
0
1 = MAC TX FIFO underflow
15
RW
0
1 = TX length buffer overflow (low priority queue)
14
RW
0
1 = TX length buffer underflow (low priority queue)
13
RW
0
1 = TX address buffer overflow (low priority queue)
12
RW
0
1 = TX address buffer underflow (low priority queue)
11
RW
0
1 = RX status buffer overflow
10
RW
0
1 = RX status buffer underflow
9
RW
0
1 = RX address buffer overflow
8
RW
0
1 = RX address buffer underflow
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