Mbed elevator
<cpp> /***********************************************************************/
/* STATE MACHINE ASSIGMENT_ENB5050 */
/* Written by Rufaida A.Rhim ,Noora A.Aziz */
/* Date 13-May-2012 */
/* This program is written for ELEVATOR */
/***********************************************************************/
- include "mbed.h"
- include "definitions.h"
- include "actions.h"
- include "events.h"
- include "ding.h"
- include "door_leds.h"
- include "Motor.h"
events event; states state;
/*check the program on PuTTY */ const char event_lookup[MAX_EVENTS][25] ={"ev_Go_To_Bottom_Button", "ev_Go_To_Top_Button", "ev_Bottom_Call_Button", "ev_Top_Call_Button", "ev_Near_Top_Button", "ev_Near_Bottom_Button", "ev_Top_Button", "ev_Bottom_Button", "ev_Timeout", "ev_Safety","ev_loading_event"}; const char state_lookup[MAX_STATES][25] ={"st_At_Top_Closed", "st_Going_Bottom", "st_Wait_For_Bottom", "st_Wait_For_Ding_Bottom", "st_Wait_For_door_Bottom","st_At_Bottom_Closed", "st_Going_Up","st_Wait_For_Top,", "st_Wait_For_Ding_Top", "st_Wait_For_door_Top", "st_Wait_For_Safety", "st_Wait_For_Bottom_Floor"};
/* This is the state table with actions, states, and events */ void (*const state_table [MAX_STATES][MAX_EVENTS]) (void)={ // ev_Go_To_Bottom_Button ev_Go_To_Top_Button ev_Bottom_Call_Button ev_Top_Call_Button ev_Near_Top_Button ev_Near_Bottom_Button ev_Top_Button ev_Bottom_Button ev_Timeout ev_Safety ev_loading_event
{ act_ramp_motor_down, act_open_close_Top_door, act_ramp_motor_down, act_open_close_Top_door, do_nothing, do_nothing, act_stop_motor_ding_top, do_nothing, do_nothing, act_slow_to_dowm, do_nothing }, //function for state st_At_Top_Closed
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_slow_speed_down, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing }, //function for state st_Going_Bottom
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_slow_speed_down, do_nothing, act_stop_motor_ding_bottom, do_nothing, do_nothing, do_nothing }, //function for state st_Wait_For_Bottom
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_open_close_Bottom_door, do_nothing, do_nothing }, //function for state st_Wait_For_Ding_Bottom
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_bottom_close, do_nothing, do_nothing }, //function for state st_Wait_For_door_Bottom
{ act_open_close_Bottom_door, act_ramp_motor_up, act_open_close_Bottom_door, act_ramp_motor_up, do_nothing, do_nothing, do_nothing, act_stop_motor_ding_bottom, do_nothing, do_nothing, do_nothing }, //function for state st_At_Bottom_Closed
{ do_nothing, do_nothing, do_nothing, do_nothing, act_slow_speed_up, do_nothing, do_nothing, do_nothing, do_nothing, act_slow_to_dowm, do_nothing }, //function for state st_Going_Up
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_stop_motor_ding_top, do_nothing, do_nothing, act_slow_to_dowm, do_nothing }, //function for state st_Wait_For_Top
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_open_close_Top_door, do_nothing, do_nothing }, //function for state st_wait_For_Ding_Top
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_top_close, do_nothing, do_nothing }, //function for state st_Wait_For_door_Top
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_slow_to_dowm, do_nothing }, //function for state st_Wait_For_Safety
{ do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, do_nothing, act_stop_motor_ding_bottom, do_nothing, do_nothing, do_nothing }, //function for state st_Wait_For_Bottom_Floor
}; /*the main function which starts the doors,motor and ding*/ int main (void) {
Starting_Motor();
initialise_events();
Start_up_sound();
Starting_LEDS();
motor(up_slow,0);
state = st_Wait_For_Safety;
printf("Statrting State: %s\n",state_lookup[state]);
while (1) {
event=get_event();
printf("Event: %s ",event_lookup[event]);
state_table[state][event]();
printf("State: %s\n",state_lookup[state]);
}
} </cpp>
