mbed Sensor node for Instrumented Booth over ETH.
Dependencies: EthernetInterface-1 MaxbotixDriver Presence HTU21D_TEMP_HUMID_SENSOR_SAMPLE Resources SHARPIR mbed-rtos mbed-src WDT_K64F nsdl_lib
Fork of Trenton_Switch_LPC1768_ETH by
sensor_ctl.cpp
- Committer:
- andcor02
- Date:
- 2014-12-05
- Revision:
- 30:b74aa0729b07
- Parent:
- 29:9599a156f78b
- Child:
- 31:389416beb4c3
File content as of revision 30:b74aa0729b07:
/** Implements Sensor Control for CES Instrumented Booth */ #include "mbed.h" #include "sensor_ctl.h" #include "node_cfg.h" //Sensor Drivers #include "RHT03.h" #include "MAX9814.h" #include "sonar.h" #include "Presence.h" #include "SHARPIR.h" //Sensor MDS Resources #include "door_trip.h" #include "height.h" #include "presence_resource.h" #include "sound_level.h" #include "temperature.h" //Common Sensors #if NODE_SENSOR_STATION RHT03 temperature(PTB2); MAX9814 microphone(PTB3); //Analogue in required. #if NODE_PIR_STATION Presence pir(PTB11, false, PIR_SENSOR_DEBOUNCE_MS); //(InterruptPin), for PIR sensor, #endif //NODE PIR STATION #if NODE_KIOSK_STATION Presence kiosk(PTB10, true, KIOSK_SENSOR_DEBOUNCE_MS); //(Interrupt pinrequired, no timeout) #endif //NODE KIOSK STATION #if NODE_DOOR_TRIP_STATION SHARPIR sharpir(PTC11); //(AnalogIn required), for IR door trip #endif //NODE TRIP STATION #if NODE_HEIGHT_STATION MAXBOTIX Sonar(PTC10, SW2); //(AnalogIn required, Leave as SW2.) #endif //NODE HEIGHT STATION #endif //NODE_SENSOR_STATION //Variables provided to rest of applications float current_temperature_value = 0; float current_ambient_noise_value = 0; //Either height XOR kiosk presence XOR PIR station... float current_height_value = 0; bool current_presence_value = false; //Either from Kiosk or PIR //And it might have a door trip.. bool current_door_trip_value = false; float door_trip_starting_volts = 0; float maxValue=0; bool set=0; //Initialisation void init_sensors() { //Start the sonar pulse width timer... #if NODE_HEIGHT_STATION #endif #if NODE_DOOR_TRIP_STATION door_trip_starting_volts = sharpir.volt(); #endif } #if NODE_SENSOR_STATION //timer handler functions void handle_temperature_report_timer() { if(temperature.readData() == RHT_ERROR_NONE) { //Only report valid data... current_temperature_value = temperature.getTemperatureC(); printf("Temperature Sample: %2.2f\r\n", current_temperature_value); temperature_report(); } else { printf("Temperature Sampleing Failure\r\n"); } } void handle_microphone_sample_timer() { float sample = microphone.sound_level(); //printf("Sound Sample: %2.2f\r\n", sample); if (sample > current_ambient_noise_value){ current_ambient_noise_value = sample; } } void handle_microphone_report_timer() { //Report. sound_level_report(); //Reset noise... current_ambient_noise_value = 0; } #if NODE_PIR_STATION void handle_motion_report_timer(){ bool new_pir = pir.isPresent(); //printf("PIR Sample: %d\r\n", new_pir); //printf("Old PIR Sample: %d\r\n", current_presence_value); if(new_pir != current_presence_value) { //printf("Reporting PIR...\r\n"); current_presence_value = new_pir; presence_report(); } } #endif //NODE_PIR_STATION #if NODE_KIOSK_STATION void handle_kiosk_report_timer(){ bool new_kiosk = kiosk.isPresent(); if(new_kiosk != current_presence_value) { current_presence_value = new_kiosk; presence_report(); } } #endif //NODE_KIOSK_STATION #if NODE_DOOR_TRIP_STATION void handle_door_trip_report_timer(){ float value= sharpir.volt(); bool new_door_trip = 0; if (value>door_trip_starting_volts+0.15) { new_door_trip=true; } else if (value<door_trip_starting_volts+0.15) { new_door_trip=false; } if (new_door_trip != current_door_trip_value) { current_door_trip_value = new_door_trip; door_trip_report(); } } #endif //NODE_DOOR_TRIP_STATION #if NODE_HEIGHT_STATION void handle_door_height_sample_timer(){ current_height_value=Sonar.data_conversion_m(); if(current_height_value>1) { if (current_height_value>maxValue) { maxValue = current_height_value; } set=true; } if(current_height_value<1 && set) { current_height_value=maxValue; maxValue=0,set=false; height_report(); } } #endif //NODE HEIGHT STATION #endif //NODE_SENSOR_STATION