1. An integrated circuit comprising:
a test clock lead;
a test mode select bi-directional lead carrying a test mode select signal to the integrated circuit and a second signal from the integrated circuit;
plural test access port domains, each domain having a test data input, a test clock input coupled with the test clock lead, a test mode select input, and a test data output;
an addressable circuit having an IO bi-directional lead coupled to the test mode select bi-directional lead and a separate set of outputs and an input for each test access port domain, the addressable circuit including:
IO circuitry having a connection to the IO bi-directional lead, a test mode select output, and an input for the second signal;
controller circuitry having an input coupled with the test mode select output and an input coupled with the test clock lead; and
linking circuitry having an input coupled with the test mode select output and including gating circuitry selectively coupling the test mode select output with a test mode select input of a test access port domain.
2. The integrated circuit of claim 1 in which the second signal on the test mode select bi-directional lead is a return clock signal.
3. The integrated circuit of claim 1 in which the gating circuitry selectively couples the test mode select output with the test mode select inputs of plural test access port domains.
4. The integrated circuit of claim 1 in which the IO circuitry includes a bi-directional lead carrying a test data in signal and a test data out signal, a test data in output, and a test data out input.
5. The integrated circuit of claim 1 in which the IO circuitry includes a bi-directional lead carrying a test data in signal and a test data out signal, and the bi-directional lead carrying a test data in signal and a test data out signal is separate from the IO bi-directional lead.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. Extinguisher identifying device, comprising
an extinguisher reading device for receiving extinguisher identifying data from an identifying element on an extinguisher;
an activation device for activating the extinguisher reading device in response to a predetermined event;
a communication module for transmitting the extinguisher identifying data to a management device;
a detector for detecting an absence of the extinguisher from an extinguisher operating position on a mount; and
wherein the activation device is configured to activate the extinguisher reading device at predefined times after the detector has detected a removal of the extinguisher from the mount and the detector has detected a presence of the extinguisher back on the mount.
2. Device according to claim 1, wherein the mount comprises a mount identifying element to supply the extinguisher reading device with mount identifying data.
3. Device according to claim 1, wherein the extinguisher identifying device communicates with the identifying element of the extinguisher via a wireless connection to verify an identifying code for the extinguisher.
4. Device according to claim 1, wherein the extinguisher reading device comprises an optical reader and image processor for processing an image received from the optical reader.
5. Device according to claim 1, wherein the communication module are configured to transmit the identifying data by means of a wireless connection.
6. Device according to claim 1, further comprising a signaling device for signaling the absence of the extinguisher on the mount.
7. Device according to claim 6, further comprising a presence detector for detecting a presence of at least one person in a vicinity of the extinguisher identifying device, wherein the signaling device is configured to signal a visible or audible alarm when the presence of a person is detected.
8. Device according to claim 1, further comprising an operating condition verification device for checking an operating condition of the extinguisher identifying device so as to supply information representative of the operating condition to the management device.
9. Device according to claim 8, wherein the operating condition verification device is configured to verify a power source status of the extinguisher identifying device.
10. Device according to claim 8, wherein the operating condition verification device is configured to verify the condition of a wireless connection with the management device.
11. Device according to claim 8, wherein the operating condition verification device is configured to measure a parameter representative of a quantity of extinguishing agent remaining in the extinguisher.
12. A management device for a fire security system, comprising:
a communication module configured to be linked via a wireless connection to at least one extinguisher identifying device according to claim 1 so as to receive extinguisher identifying data; and
a data processor configured to obtain information about the extinguisher as a function of the extinguisher identifying data received.
13. Device according to claim 12, wherein the data processor is configured to obtain data identifying the extinguisher’s mount and to verify that the data identifying the extinguisher’s mount correspond to the extinguisher identifying data of the extinguisher.
14. An extinguishing device comprising:
a tank for containing an extinguishing agent that can extinguish a fire;
a trigger for expelling the extinguishing agent from the tank; and
an identifying element, which can be read by an extinguisher identifying device according to claim 1, for identifying the extinguisher.
15. Device according to claim 14, wherein the identifying element is configured to communicate with the extinguisher reading device via a wireless connection to supply an identifying code for the extinguisher.
16. Device according to claim 14, wherein the identifying element comprises the identifying data in optical form.
17. Device according to claim 14, wherein the identifying element comprises the identifying data in electronic form.
18. A monitoring method for a security system comprising a management device and at least one extinguisher identifying device configured to communicate with the management device over a wireless connection; the method comprising the steps of:
obtaining extinguisher identifying data of an extinguisher by an extinguisher reading device of said at least one extinguisher identifying device from an identifying element on the extinguisher;
transmitting the extinguisher identifying data to the management device by a communication module of said at least one extinguisher identifying device;
detecting an absence of the extinguisher from an extinguisher operating position on a mount by a detector of said at least one extinguisher identifying device; and
activating the extinguisher reading device of said at least one extinguisher identifying device at predetermined times in response to detection of a removal of the extinguisher from the mount and in response to detection of a presence of the extinguisher back on the mount.
19. Method according to claim 18, further comprising the steps of obtaining a mount identifying data associated with a mount of the extinguisher and verifying that the extinguisher identifying data correspond to the mount identifying data.
20. Method according to claim 18, further comprising a step of transmitting information representative of an operating condition of the extinguisher identifying device to the management device.