Rainbow Electronics LM41 - Manual (Page 15)

2.0 Register Set
2.1 REGISTER SET SUMMARY
Reg
Add
Register
Name
R/
W
P
O
R
Val
Bit
15
MSb
Bit
14
Bit
13
Bit
12
Bit
11
Bit
10
Bit
9
Bit
8
Bit
7
Bit
6
Bit
5
Bit
4
Bit
3
Bit
2
Bit
1
Bit
0
LSb
000 000
00h
Device
Number
R * Not Available
Reserved
See Section 2.3
0 0 0 0 0
000 001
01h
Manufacturer
ID
R 100Bh 0 0 0 1 0 0 0 0 0 0 0 0 1 0 1 1
000 010
02h
Device ID R 24h
RevID Device ID
0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0
000 011
03h
Capabilities
Fixed
R 21h
Reserved
FuncDescriptor 2
(Voltage-Only)
FuncDescriptor 1
(Temperature)
0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
000 100
04h
Device
Status
R 0h Not Available BER
Res
ERF2 ERF1
Reserved
SF2 SF1
0 0 0
000 101
05h
Device
Control
R/
W
0h
Reserved
EnF2 EnF1
Res Low
Pwr
Shut
down
Re
set 0 0 0 0 0 0 0 0 0 0 0
001 000
08h
Temperature
Capabilities
R 0349h
Reserved # of Remotes
Int
Sens
Rout
Size
Sign 10-Bits
0.5˚C
Resolution
0 0 0 0 0 0 1 1 0 1 0 0 1 0 0 1
001 001
09h
Processor/
Remote
Temperature
Data
Readout R
MSb
Sign
128
˚C
64˚C 32˚C 16˚C 8˚C 4˚C 2˚C
1
˚C
LSb
0.5
˚C
Res
S
NUM
EF
Res
0 0 0 0
Local
Temperature
Data
Readout
Res Res Res
0 0 0 0 0
001 010
0Ah
Temperature
Control
R/
W
0h
Reserved
EN1 EN0 ATE
0 0 0 0 0 0 0 0 0 0 0 0 0
001 011
-001 111
0Bh-0Fh
Reserved R Undefined
010 000
10h
Voltage
Capabilities
R 0051h
Reserved # of Voltage Sensors
Rout
Size
Resolution
9-Bits
0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1
010 001
11h
Voltage
Readout
R
Voltage Readout Reserved
SNUM
Reserved
MSb LSb 0 0
0 0
010 010
12h
Voltage
Control
R/
W
1Fh
Reserved
EN4 EN3 EN2 EN1 EN0 ATE
Low Rate Function
(Read Only)
0 0 0 0 0 1 1 1 1 1
010 011
-011 111
13h-1Fh
Reserved R Undefined
100 000
20h
Conversion
Rate
R/
W
2h Not Available
Reserved
CR1 CR0
0 0 0 0 0 0
100 001
-111 111
21h-3Fh
Undefined
Registers
R Undefined
LM41
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