Cogent Tools Demo

The Cogent Tools Demo shows how Cogent software works together to monitor and control processes, illustrating the power and simplicity of a data-centric, distributed control system.

Table of Contents

1. Introduction

1.1. Overview - Cogent Tools and the Demo Applications
1.2. Data Flow
1.3. Control Flow
1.4. Demo Files and their Locations

2. Running the Cogent Tools Demo

2.1. Starting Up

2.2. Monitoring the PID Loop

2.3. Viewing and Changing Data Points

2.4. Making Logs and Plots

2.4.1. Plotting logs in Linux

2.5. Creating and Querying Historical Records

2.5.1. Interpolator options
2.5.2. Deadband options

2.6. Sending Commands

3. View the Code

3.1. File Overview
3.2. demo.g - The Demo Start-Up mini-program
3.3. gtkcontrol.g - The Controller program in GTK
3.4. phcontrol.g - The Controller program in Photon
3.5. emul.g - The PID Emulator program
3.6. gtkmonitor.g - The Monitor program in GTK
3.7. phmonitor.g - The Monitor program in Photon
3.8. gtklog.g - The Log program in GTK
3.9. phlog.g - The Log program in Photon
3.10. gtkhistory.g - The History program in GTK
3.11. phhistory.g - The History program in Photon
3.12. lib/common.g - Common library
3.13. lib/linux.g - Linux library
3.14. lib/qnx.g - General QNX library
3.15. lib/qnx4.g - QNX 4 library
3.16. lib/qnx6.g - QNX 6 library
3.17. lib/gtk.g - GTK library
3.18. lib/photon.g - Photon library


Linux and QNX Tools Demo and Tutorials		Chapter 1. Introduction