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参数资料
| 型号： | MIC3000BMLTR |
| 厂商： | MICREL INC |
| 元件分类： | 数字传输电路 |
| 英文描述： | ATM/SONET/SDH SUPPORT CIRCUIT, QCC24 |
| 封装： | 4 X 4 MM, MLF-24 |
| 文件页数： | 4/68页 |
| 文件大小： | 444K |
| 代理商： | MIC3000BMLTR |
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MIC3000
Micrel
M9999-101204
12
October 2004
Address Map
Address(s)
Field Size (Bytes)
Name
Description
0 - 95
96
Serial ID defined by
G-P NVRAM; R/W under valid OEM password.
SEP MSA
96 - 127
32
Vendor Specific
Vendor specific EEPROM
128 - 255
128
Reserved
Reserved for future use. G-P NVRAM; R/W under valid OEM
password.
Table 1. MIC3000 Address Map, Serial address = A0h
Address
Field Size
HEX
DEC
(Bytes)
Name
Description
00–27
0–39
40
Alarm and Warning Thresholds
High/low limits for warning and alarms; write-able using OEM p/w;
read-only otherwise.
28–37
40–55
16
Reserved
Reserved – do not write; reads undefined.
38–5B
56 –91
36
Calibration Constants
Numerical constants for external calibration; writeable using OEM
p/w; read-only otherwise.
5C–5E
92–94
3
Reserved
Reserved – do not write; reads undefined.
5F
95
1
Checksum
G-P NVRAM; writeable using OEM p/w; read-only otherwise.
60–69
96–105
10
Analog Data
Real time analog parameter data.
6A–6D
106–109
4
Reserved
Reserved for future definition of digitized analog input– do not write;
reads undefined.
6E
110
1
Control/Status bits
Control and status bits.
6F
111
1
Reserved
Reserved – do not write; reads undefined.
70–71
112–113
2
Alarm Flags
Alarm status bits; read-only.
72–73
114–115
2
Reserved
Reserved–do not write; reads undefined.
74–75
116–117
2
Warning Flags
Warning status bits; read-only.
76–77
118–119
2
Reserved
Reserved – do not write; reads undefined.
78–7B
120–123
4
OEMPW
OEM password entry field.
7C–7F
124–127
4
Vendor Specific
Vendor specific. Reserved–do not write; reads undefined.
80–F7
128–247
120
User Scratchpad
User writable EEPROM. G-P NVRAM; R/W using any valid
password.
F8–F9
248–249
2
Reserved
Reserved – do not write; reads undefined.
FA
250
1
USRPWSET
User password setting; read/write using any p/w; returns zero
otherwise.
FB
251
1
USRPW
Entry field for user password.
FC–FD
252–253
2
POH
Power-on hour meter result; read-only.
FE
254
1
Data Ready Flags
Data ready bits for each measured parameter; read-only.
FF
255
1
User Control
End-user control and status bits.
Table 2. MIC3000 Address Map, Serial Address = A2h
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