Datasheet

TMP431
TMP432
SBOS441F –SEPTEMBER 2009–REVISED AUGUST 2013 www.ti.com
Table 4. TMP432 Register Map
POINTER ADDRESS BIT DESCRIPTIONS
POWER-ON REGISTER
READ WRITE RESET (HEX) D7 D6 D5 D4 D3 D2 D1 D0 DESCRIPTIONS
Local Temperature
00 NA
(1)
00 LT11 LT10 LT9 LT8 LT7 LT6 LT5 LT4
(High Byte)
Remote
01 NA 00 RT11 RT10 RT9 RT8 RT7 RT6 RT5 RT4 Temperature1
(High Byte)
02 NA 80 BUSY 0 0 HIGH LOW OPEN THERM 0 Status Register
Configuration
03 09 00 MASK SD AL/TH 0 0 RANGE 0 0
Register1
Conversion Rate
04 0A 07 0 0 0 0 R3 R2 R1 R0
Register
Local Temperature
05 0B 55 LTH11 LTH10 LTH9 LTH8 LTH7 LTH6 LTH5 LTH4 High Limit (High
Byte)
Local Temperature
06 0C 00 LTL11 LTL10 LTL9 LTL8 LTL7 LTL6 LTL5 LTL4 Low Limit (High
Byte)
Remote
07 0D 55 RTH11 RTH10 RTH9 RTH8 RTH7 RTH6 RTH5 RTH4 Temperature1 High
Limit (High Byte)
Remote
08 0E 00 RTL11 RTL10 RTL9 RTL8 RTL7 RTL6 RTL5 RTL4 Temperature1 Low
Limit (High Byte)
NA 0F XX X
(2)
X X X X X X X One-Shot Start
Remote
10 NA 00 RT3 RT2 RT1 RT0 0 0 0 0 Temperature1 (Low
Byte)
Remote
13 13 00 RTH3 RTH2 RTH1 RTH0 0 0 0 0 Temperature1 High
Limit (Low Byte)
Remote
14 14 00 RTL3 RTL2 RTL1 RTL0 0 0 0 0 Temperature1 Low
Limit (Low Byte)
Remote
15 15 55 RTH11 RTH10 RTH9 RTH8 RTH7 RTH6 RTH5 RTH4 Temperature2 High
Limit (High Byte)
Remote
16 16 00 RTL11 RTL10 RTL9 RTL8 RTL7 RTL6 RTL5 RTL4 Temperature2 Low
Limit (High Byte)
Remote
17 17 00 RTH3 RTH2 RTH1 RTH0 0 0 0 0 Temperature2 High
Limit (Low Byte)
Remote
18 18 00 RTL3 RTL2 RTL1 RTL0 0 0 0 0 Temperature2 Low
Limit (Low Byte)
Remote Therm
19 19 55 RTHL7 RTHL6 RTHL5 RTHL4 RTHL3 RTHL2 RTHL1 RTHL0
Limit
Remote2 Therm
1A 1A 55 RTHL7 RTHL6 RTHL5 RTHL4 RTHL3 RTHL2 RTHL1 RTHL0
Limit
1B 1B 00 0 0 0 0 0 R2FAULT R1FAULT 0 Fault Status
1F 1F 00 0 0 0 0 0 R2MASK R1MASK LMASK Channel Mask
20 20 55 LTHL7 LTHL6 LTHL5 LTHL4 LTHL3 LTHL2 LTHL1 LTHL0 Local Therm Limit
Therm Limit
21 21 0A TH7 TH6 TH5 TH4 TH3 TH2 TH1 TH0
Hysteresis
Consecutive Alert
22 22 70 0 CTH2 CTH1 CTH0 CALT2 CALT1 CALT0 0
Register
Remote
23 NA 00 RT11 RT10 RT9 RT8 RT7 RT6 RT5 RT4 Temperature2
(High Byte)
Remote
24 NA 00 RT3 RT2 RT1 RT0 0 0 0 0 Temperature2 (Low
Byte)
Ch. 1 Beta Range
25 25 08 0 0 0 0 BC3 BC2 BC1 BC0
Selection
Ch. 2 Beta Range
26 26 08 0 0 0 0 BC3 BC2 BC1 BC0
Selection
N-factor Correction
27 27 00 NC7 NC6 NC5 NC4 NC3 NC2 NC1 NC0
Remote1
(1) NA = Not applicable; register is write- or read-only.
(2) Indeterminate state.
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