1. Internet Enabled system control and monitoring (IESCM) Dr. L. Umanand T.V.Prabhakar NVC Rao

2. Concept Internet – giant source of information Basic idea – go one step further and control and monitor complex systems via internet Resource center Resource + Control + Monitor center Controlled system Present System Proposed System

3. Motivation Bangalore – 30 to 50 engineering colleges A particular lab setup requires Lakhs of rupees (EMC LAB) Virtual Lab : Time slots allotted to college students to conduct Experiments

4. System Schematic Controlled system

5. System Schematic Controlled system Client PC

6. System Schematic Controlled system Client PC Internet Video Audio Control, display data Web Server (Matlab Webserver + HTTPD)

7. System Schematic Controlled system Client PC Internet Web Server (Matlab Webserver + HTTPD) IESCM Video Audio Control, display data

8. System Schematic Internet Client PC IESCM Controlled system Video Audio Control, display data Web Server (Matlab Webserver + HTTPD)

9. IESCM DriverControl Interface Controlled system Audio Video Audio From Webserver http over ethernet Usb /ilink Audio port DSP

10. Scope of work Serial or Parallel Client GUI ON, OFF, Speed, Direction T speed Matlab Web Server DSP RS-232 Interface Motherboard Ethernet HTTP Protocols ASCII

11. Scope of Work Virtual experiment – Speed Control of Motors HTML client end GUI – turn On,Off, speed, direction, plot characteristics Interfacing with Matlab webserver Webserver to interface board interaction (Ethernet) DSP board development Interface Board – DSP Board Interface (Serial or Parallel or both) Video and Audio stream (support from Project Associate)

12. PC - DSP Board Interface USB- JTAG interface, but idea dropped due to non availability of information Serial Interface or Parallel Interface or combination of both

13. Wish Specifications Client PC ParametersSpecifications Web BrowserInternet Explorer 6 (or above) Netscape Navigator 6 (or above) Web Server SoftwareMatlab Web Server HTTPD Matlab 5.3 (or above) OSWindows NT

14. Wish Specifications… Interface Unit – Motherboard PCPentium III (or above) InterfacesEthernet, USB, Serial Port, Parallel port, Audio port, IEEE1394 Port, Wi-Fi interface DSP Control Board DSP ProcessorTI TMS320LF2407 Frequency40 MIPS

15. Wish Specifications… Flash ROM32K on chip SRAM128K words on board Power SupplyAnalog Part - ± 15V Flash memory programming 0-5V Digital Part – 3.3V (onboard 3.3 volt regulator) Connectors Power supply5 – pin (DVDD, DVSS, VCCA, AGND, VSSA)

16. Wish Specifications… JTAG Port14 – Pin Header (Standard Interface) I/O Connector32 – pin Berg Stick Output PWM32 – pin Berg Stick Serial I/O portDB-9 Connector ADCIN 116 – pin Berg Stick ADCIN 216 – pin Berg Stick

17. Wish Specifications… Interrupt16 – pin Berg Stick ResetPush Button Output 3 isolated PWM outputs for 3  bridge