LRI2K-A1T/1GE STMicroelectronics, LRI2K-A1T/1GE Datasheet - Page 32

• Manufacturer Part Number: LRI2K-A1T/1GE
• Manufacturer: STMicroelectronics

Specifications of LRI2K-A1T/1GE

• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Not Compliant

LRI2K states
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11.4
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LRI2K states
An LRI2K can be in one of 4 states:
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Transitions between these states are specified in
and
Power-off state
The LRI2K is in the Power-off state when it does not receive enough energy from the VCD.
Ready state
The LRI2K is in the Ready state when it receives enough energy from the VCD. When in the
Ready state, the LRI2K answers any request where the Select_flag is not set.
Quiet state
When in the Quiet state, the LRI2K answers any request except for Inventory requests with
the Address_flag set.
Selected state
In the Selected state, the LRI2K answers any request in all modes (see
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●
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Table 9: LRI2K response depending on request
Power-off
Ready
Quiet
Selected
request in Select mode with the Select flag set
request in Addressed mode if the UID matches
request in Non-Addressed mode as it is the mode for general requests
Figure 38: LRI2K state transition diagram
flags.
Section 12:
Modes):
LRI2K