參數(shù)資料
型號: ZL50408GDG2
廠商: CONEXANT SYSTEMS
元件分類: 網(wǎng)絡接口
英文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA208
封裝: 17 X 17 MM, 1.40 MM HEIGHT, LEAD FREE, MO-192, LBGA-208
文件頁數(shù): 116/144頁
文件大?。?/td> 1779K
代理商: ZL50408GDG2
ZL50408
Data Sheet
73
Zarlink Semiconductor Inc.
INT_REG
Width
Access
Address
Interrupt sources
8-bit
R
5
Default:
N/A
Bit #
Name
Type
Description
[0]
INT_CPU_FRAME
R
Ethernet frame interrupt. Ethernet Frame receive buffer has data
for processor to read
[1]
INT_CTL_BUF1
R
Control frame 1 interrupt. Control Frame receive buffer 1 has data
for processor to read
[2]
INT_CTL_BUF2
R
Control frame 2 interrupt. Control Frame receive buffer 2 has data
for processor to read
[6:3]
RSVD
R
Reserved
[7]
INT_CHIP_RESET
R
Device Timeout Detected interrupt
Note: This bit is not self-cleared. After reading, the CPU has to
clear the bit writing 0 to it.
Register Table 6 - 5, INT_REG
CTL_FRAME_BUF1
Width
Access
Address
Used to transmit/receive control frames
8/16-bit
R/W
6
Default:
00
Bit #
Name
Type
Description
16-bit or serial CPU Interface
[15:0]
CTL_BUF1
W
Send control frame to command engine. Bits [7:0] is even byte,
[15:8] is odd byte.
Control frame format specified in Processor Interface application
note, ZLAN-26.
R
Receive control frame from command engine. Bits [7:0] is even
byte, [15:8] is odd byte.
Control frame format specified in Processor Interface application
note, ZLAN-26.
Register Table 7 - 6, CTL_FRAME_BUF1
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