|
MIC3001 Datasheet, PDF (13/74 Pages) Micrel Semiconductor – SFP Management IC with Internal Calibration | |||
|
◁ |
MIC3001
Micrel
Address Map
Address(s)
0 - 95
96 - 127
128 - 255
Field Size (Bytes)
Name
Description
96
Serial ID defined by G-P NVRAM; R/W under valid OEM password.
SEP MSA
32
Vendor Specific Vendor specific EEPROM
128
Reserved
Reserved for future use. G-P NVRAM; R/W under valid OEM
password.
Table 1. MIC3001 Address Map, Serial address = A0h
Address
HEX
DEC
Field Size
(Bytes)
Name
Description
00â27 0â39
40
Alarm and Warning Thresholds High/low limits for warning and alarms; write-able using OEM p/w;
read-only otherwise.
28â37 40â55
16
Reserved
Reserved â do not write; reads undefined.
38â5B 56 â91
36
Calibration Constants
Numerical constants for external calibration; writeable using OEM
p/w; read-only otherwise.
5Câ5E 92â94
3
Reserved
Reserved â do not write; reads undefined.
5F
95
1
Checksum
G-P NVRAM; writeable using OEM p/w; read-only otherwise.
60â69 96â105
10
Analog Data
Real time analog parameter data.
6Aâ6D 106â109
4
Reserved
Reserved for future definition of digitized analog inputâ do not write;
reads undefined.
6E
110
1
Control/Status bits
Control and status bits.
6F
111
1
Reserved
Reserved â do not write; reads undefined.
70â71 112â113
2
Alarm Flags
Alarm status bits; read-only.
72â73 114â115
2
Reserved
Reservedâdo not write; reads undefined.
74â75 116â117
2
Warning Flags
Warning status bits; read-only.
76â77 118â119
2
Reserved
Reserved â do not write; reads undefined.
78â7B 120â123
4
OEMPW
OEM password entry field.
7Câ7F 124â127
4
Vendor Specific
Vendor specific. Reservedâdo not write; reads undefined.
80âF7 128â247
120
User Scratchpad
User writable EEPROM. G-P NVRAM; R/W using any valid
password.
F8âF9 248â249
2
Reserved
Reserved â 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.
FCâFD 252â253
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. MIC3001 Address Map, Serial Address = A2h
August 2004
13
M9999-082404
|
▷ |