參數(shù)資料
型號: MDS105
廠商: Zarlink Semiconductor Inc.
英文描述: Unmanaged 5-Port 10/100 Mbps Ethernet Switch
中文描述: 非托管5端口10/100 Mbps以太網交換機
文件頁數(shù): 14/35頁
文件大?。?/td> 307K
代理商: MDS105
MDS105
Data Sheet
14
Zarlink Semiconductor Inc.
11.0 Configuration Register Definitions
The MDS105 registers can be accessed via the parallel interface and/or the I
2
C interface. Some registers are only
accessible through the parallel interface. The access method for each register is listed in the individual register
definitions. Each register is 8 bits wide.
11.1 GCR - Global Control Register
Access: parallel interface, Write Only
Address: h30
11.2 DCR - Device Status and Signature Register
Access: parallel interface, Read Only
Address: h31
Bit 0
Save configuration into EEPROM
Write '1' followed by a '0'
(Default = 0)
Bit 1
Save configuration into EEPROM and reset
system
Write '1' (self-clearing due to reset)
(Default = 0)
Bit 2
Start Built-In Self-Test (BIST)
Write '1' followed by a '0'
(Default = 0)
Bit 3
Reset system
Write '1' (self-clearing due to reset)
(Default = 0)
Bit [7:4]
Reserved
Bit 0
Busy writing configuration from I
2
C
1: Activity
0: No Activity
Busy reading configuration from I
2
C
1: Activity
0: No Activity
Bit 1
Bit 2
Built-In Self-Test (BIST) in progress
1: BIST In-Progress
0: Normal Mode
Bit 3
RAM error during BIST
1: RAM Error
0: No Error
Bits [5:4]
Reserved
Bits [7:6]
Revision number
00: Initial Silicon
01: Second Silicon
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