1. Programmable logic controller (PLC) provided with a private operating system that does not support the TCPIP protocol but is adapted to automation programs and is equipped firstly with at least one intelligent module (MM, UC) in which an HTTP server is installed, and also a communication module (MC) that can be connected to remote equipment (C) through a bus, characterized by the fact that the intelligent module (MM, UC) is provided with an application programming interface (TCP API) that makes it possible to use connection and communication (TCP) functions of the TCPIP type of communication module (MC), from a remote location.
2. Logic controller according to claim 1, characterized by the fact that the communication module (MC) comprises a Server delegation service that an application in a module MM can use to delegate opening and management of a server connection to the TCPIP network to the said module MC, a client delegation service that an application in a module MM can use to delegate the MC module opening and management of a client connection on the TCPIP network, a Multicast delegation service enabling an application of an MM module to delegate opening and management of a Multicast connection on the TCPIP network to module MC, and a transcoding and routing service that can encode requests originating from the previous services using one of the protocols supported by the private communication bus, in order to route them towards intelligent modules and to decode requests from intelligent modules and route them to the delegation services.
3. Logic controller according to claim 1 or 2, characterized by the fact that the application programming interface (TCP API) comprises functions that behave in a manner similar to the functions with the same names in the libc library of the gnu c compiler but with additional arguments to encode information so that it can be transported on the private communication bus (BP) and can be interpreted by delegated services of the communication module (MC) and switch messages from the said interface (TCP API) on the private communication bus (BP).
4. Logic controller according to claim 1, 2 or 3, characterized by the fact that the first call to a function sends a request to the delegated service of the communication module (MC) and initializes a status block transferred as a parameter, in order to guarantee asynchronism between the application in the communication module (MM) and delegated services in the communication module (MC), and by the fact that subsequent calls with the same status block are used to retrieve function return parameters, a message being sent to the intelligent module (MM) when a function is terminated in the module (MC).
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. A system comprising:
memory storing site specific geographical location information of a plurality of sites in an area;
a receiving system that receives coordinate information from a device;
an identification system that identifies which one of the sites of the area that the device is located based on a predetermined association of the received coordinate information and said stored site specific geographical location information; and
an output system that outputs the site specific geographical location information of the identified site.
2. The system as set forth in claim 1, further comprising:
a coordinate retrieval system that obtains coordinate information at the device; and
a transmission system that transmits the obtained coordinate information from the device.
3. The system as set forth in claim 2, further comprising a request system that requests the coordinate retrieval system to obtain the coordinate information of the device and the transmission system to transmit the coordinate information of the device.
4. The system as set forth in claim 1, wherein coordinate information comprises a longitude, a latitude, and an altitude of the device.
5. The system as set forth in claim 1, the identification system further comprises:
a site information retrieval system that obtains information about the identified one of the plurality of sites; and
a determination system that determines site specific location information of the device based on the obtained information of the identified one of the plurality of sites and the received coordinate information.
6. The system as set forth in claim 5, wherein the determination system determines directions to the device based on the obtained information about the site and the received coordinate information and the output system outputs the directions with the site specific location information of the device.
7. The system as set forth in claim 5, wherein the receiving system receives the coordinate information for two or more of the same types of devices, the determination system determines which of the devices is the closest to an operator based on the obtained information about the site and the received coordinate information, and the output system outputs the site specific location information of the device determined to be the closest.
8. The system as set forth in claim 1, wherein the outputting comprises displaying the site location information of the device.
9. The system as set forth in claim 1, wherein the outputting comprises storing the site location information of the device.
10. The system as set forth in claim 1, wherein the site specific geographic location information of identified sites specify locations within a building.
11. A method comprising the steps of:
accessing stored site specific geographical location information of a plurality of sites in an area;
receiving coordinate information from a device;
identifying which one of the plurality of sites of the area that the device is located based on a predetermined association of the received coordinate information and said stored site specific geographical location information; and
outputting the site specific location geographical information of the identified site.
12. The method as set forth in claim 11, further comprising the steps of:
obtaining coordinate information at the device; and
transmitting the obtained coordinate information from the device.
13. The method as set forth in claim 12, further comprising the steps of requesting the device to obtain and transmit the coordinate information of the device.
14. The method as set forth in claim 11, wherein coordinate information comprises a longitude, a latitude, and an altitude of the device.
15. The method as set forth in claim 11, wherein the step of identifying further comprises:
storing site specific information of a plurality of sites for an area;
obtaining information about the identified one of the plurality of sites; and
determining site specific location information of the device based on the obtained information of the identified one of the plurality of sites and the received coordinate information.
16. The method as set forth in claim 15, wherein the step of identifying further comprises determining directions to the device based on the obtained information about the site and the received coordinate information and the outputting outputs the directions with the site specific location information of the device.
17. The method as set forth in claim 15, wherein the step of receiving further comprises receiving the coordinate information for two or more of the same types of devices, the step of determining determines which of the devices is the closest to an operator based on the obtained information about the site and the received coordinate information for the devices, and the step of outputting outputs the site specific location information of the device determined to be the closest.
18. The method as set forth in claim 11, wherein the step of outputting comprises displaying the site specific location information of the device.
19. The method as set forth in claim 11, wherein the step of outputting comprises storing the site specific location information of the device.
20. The method as set forth in claim 11, wherein the site specific geographic location information of identified sites specify locations within a building.
21. A computer readable medium having stored thereon instructions for providing a site specific location of a device, which when executed by a processor, causes the processor to perform the steps of:
accessing stored site specific geographical location information of a plurality of sites in an area;
receiving coordinate information from a device;
identifying which one of the plurality of sites of the area that the device is located based on a predetermined association of the received coordinate information and said stored site specific geographical location information; and
outputting the site specific geographical location information of the identified site.
22. The medium as set forth in claim 21, further comprising the steps of:
obtaining coordinate information at the device; and transmitting the obtained coordinate information from the device.
23. The medium as set forth in claim 22, further comprising the step of requesting the device to obtain and transmit the coordinate information of the device.
24. The medium as set forth in claim 21, wherein coordinate information comprises a longitude, a latitude, and an altitude of the device.
25. The medium as set forth in claim 21, wherein the instructions further cause the processor to perform the steps of:
storing site specific information of a plurality of sites for an area;
obtaining information about the identified one of the plurality of sites; and
determining site specific location information of the device based on the obtained information of the identified one of the plurality of sites and the received coordinate information.
26. The method as set forth in claim 25, wherein the step of identifying further comprises determining directions to the device based on the obtained information about the site and the received coordinate information and the outputting outputs the directions with the site specific location information of the device.
27. The method as set forth in claim 25, wherein the step of receiving further comprises receiving the coordinate information for two or more of the same types of devices, the step of determining determines which of the devices is the closest to an operator based on the obtained information about the site and the received coordinate information for the devices, and the step of outputting outputs the site specific location information of the device determined to be the closest.
28. The medium as set forth in claim 21, wherein the step of outputting comprises displaying the site specific location information of the device.
29. The medium as set forth in claim 21, wherein the step of outputting comprises storing the site specific location information of the device.
30. The medium as set forth in claim 21, wherein the site specific geographic location information of identified sites specify locations within a building.