參數(shù)資料
型號: MDS213
廠商: Zarlink Semiconductor Inc.
英文描述: 12-Port 10/100Mbps + 1Gbps Ethernet Switch
中文描述: 12口10/100Mbps千兆以太網(wǎng)交換機
文件頁數(shù): 80/120頁
文件大小: 1678K
代理商: MDS213
MDS213
Data Sheet
80
Zarlink Semiconductor Inc.
18.2.5.2 COTQ - CPU Output Queue
Access:
Non-Zero-Wait-State,
Direct Access,
Read only
Address:
h70C
Bit [30:0]
31-bit CPU Output Queue Entry
Bit [31]
Status queue is ready
18.2.6 Switching Control register
18.2.6.1 HPCR - HISC Processor Control Register
Access:
Non-Zero-Wait-State,
Direct Access,
Write/Read
Address:
h6C0
Bit [0]
HT
Halt the HISC processor from execution Not Apply for non-managed
mode (It can be fixed in next cut.)Power-up default = 1
Bit [1]
LD
Switch the Micro-Code Memory from instruction fetch mode to down-
loading mode
Bit [2]
RS
Reset IP to 0 - (
Write only bit
)
(This bit is auto reset to 0 after IP is reset to 0)
Bit [31:3]
Reserved
RS
LD
HT
State
Description
1
0
1
INIT
Initialization State
: -- Stopped HISC execution, reset IP to 0.
0
0
1
HALT
Halt State
: -- Stopped HISC execution, waiting for HT=0.
0
1
X
LOAD
Micro-Code Loading State
: -- Stopped HISC execution, increment IP for
every Wr/Rd to HMPC
1
0
0
START
Start State
: -- Reset IP=0, and start HISC execution.
0
0
0
EXEC
Execution State
: -- Continue HISC execution without reset IP.
1
1
X
--
Illegal State
.
0
31 30
CPU Output Queue Entry
3 2 1 0
31
RSLD HT
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