9 6 Module Design University of Electronic Science Technology of China(UESTC) CONTROL PANEL PROCESSOR Panel Input Action Panel Input Status Action GET PANEL INPUT VALIDATE PANEL INPUT PROCESS TRANSACTION (state Transition Manager) Program No. SELECT PROGRAM START PROGRAM END PROGRAM STOP PROGRAM RESUME PROGRAM Panel Outputs PUT PANEL OUTPUT Real-Time Systems Lab LIAO Yong9 Real-Time Systems Lab LIAO Yong University of Electronic Science & Technology of China (UESTC) 6 Module Design CONTROL PANEL PROCESSOR GET PANEL INPUT SELECT PROGRAM START PROGRAM END PROGRAM STOP PROGRAM RESUME PROGRAM PUT PANEL OUTPUT VALIDATE PANEL INPUT (state Transition Manager) PROCESS TRANSACTION Panel Input Action Panel Input Status Action Program No. Panel Outputs