Datasheet

15
Atmel AT30TSE002B [DATASHEET]
8711G–SEEPR–5/12
Table 11-4. Capability Register Bit Description
11.3 Configuration Register (16-bit Read/Write, Address = 01h)
The AT30TSE002B contains a 16-bit Configuration Register allowing the user to set key operational features of the
Temperature Sensor. The Configuration Register functions are described in Table 11-5, Table 11-6, and Figure 11-1.
Table 11-5. Configuration Register Bit Distribution
Bit Symbol Description
15:8 RFU Reserved for Future Use. Must be zero.
7 EVSD
Event Output Status during shutdown mode:
1 = The
EVENT pin output is deasserted (not driven) when entering shutdown mode and will resume
status update immediately upon exiting shutdown.
In addition, the EVTSTS bit in the configuration register will be cleared when entering shutdown mode
and will resume status update immediately upon exiting shutdown.
6 TMOUT
Bus Timeout:
1 = Supported within the SMBus compatible range 25 to 35ms (power-up default).
5 V
HV
High Voltage Support for A
0
pin:
1 = A
0
pin supports a voltage up to 10V (power-up default).
4:3 TPRES
Temperature Resolution:
10 = Supports 0.125°C
2 RANGE 1 = Can read temperatures below 0°C and sets appropriate sign bit.
1 SACC
Supported Accuracy:
1 = Supports B grade accuracy of ± 1°C over the active range (75°C to 95°C) and 2°C over the monitor
range (40°C to 125°C).
0 ICAP
Interrupt Capability:
1 = Has alarm and critical trip interrupt capability.
Bit 15 14 13 12 11 10 9 8
Symbol RFU HYSTENB SHTDWN
Default Value 0 0 0 0 0 0 0 0
R / W Access R R R R R R/W R/W R/W
Bit 7 6 5 4 3 2 1 0
Symbol CRTALML WINLOCK EVTCLR EVTSTS EVTOUT CRITEVT EVTPOL EVTMOD
Default Value 0 0 0 0 0 0 0 0
R / W Access R/W R/W W R R/W R/W R/W R/W