Demo Team / mbed-IBooth-ETH

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 Demo Team

sensor_ctl.cpp@46:807e9cf63f4c, 2015-07-16 (annotated)

Committer:
andcor02
Date:
Thu Jul 16 13:28:49 2015 +0000
Revision:
46:807e9cf63f4c
Parent:
45:d7b4b57574a0 
Added Serial VCOM debug over USB.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
andcor02 25:cb16c5248769 1 /** Implements Sensor Control for CES Instrumented Booth */
andcor02 25:cb16c5248769 2
andcor02 25:cb16c5248769 3 #include "mbed.h"
andcor02 25:cb16c5248769 4 #include "sensor_ctl.h"
erigow01 26:4cac6b346e4f 5 #include "node_cfg.h"
andcor02 25:cb16c5248769 6
andcor02 25:cb16c5248769 7 //Sensor Drivers
andcor02 45:d7b4b57574a0 8 #include "htu21d.h"
andcor02 25:cb16c5248769 9 #include "MAX9814.h"
andcor02 25:cb16c5248769 10 #include "sonar.h"
erigow01 27:6017a643f386 11 #include "Presence.h"
andcor02 25:cb16c5248769 12 #include "SHARPIR.h"
andcor02 40:b2e9bc654ca1 13 #include "DoorTrip.h"
andcor02 45:d7b4b57574a0 14 //#include "FXOS8700Q.h"
andcor02 25:cb16c5248769 15
andcor02 25:cb16c5248769 16 //Sensor MDS Resources
andcor02 25:cb16c5248769 17 #include "door_trip.h"
andcor02 25:cb16c5248769 18 #include "height.h"
erigow01 27:6017a643f386 19 #include "presence_resource.h"
andcor02 25:cb16c5248769 20 #include "sound_level.h"
andcor02 25:cb16c5248769 21 #include "temperature.h"
erigow01 44:f70163204018 22 #include "accelerometer.h"
erigow01 44:f70163204018 23
andcor02 25:cb16c5248769 24
andcor02 25:cb16c5248769 25 //Common Sensors
erigow01 27:6017a643f386 26 #if NODE_SENSOR_STATION
andcor02 45:d7b4b57574a0 27 htu21d temphumid(PTE25, PTE24); //Temp humid sensor || SDA, SCL
andcor02 25:cb16c5248769 28 MAX9814 microphone(PTB3); //Analogue in required.
erigow01 27:6017a643f386 29 #if NODE_PIR_STATION
andcor02 40:b2e9bc654ca1 30 presence pir(PTB11, false, PIR_SENSOR_DEBOUNCE_MS); //(InterruptPin), for PIR sensor,
erigow01 27:6017a643f386 31 #endif //NODE PIR STATION
erigow01 27:6017a643f386 32 #if NODE_KIOSK_STATION
andcor02 40:b2e9bc654ca1 33 presence kiosk(PTB10, true, KIOSK_SENSOR_DEBOUNCE_MS); //(Interrupt pinrequired, no timeout)
erigow01 27:6017a643f386 34 #endif //NODE KIOSK STATION
erigow01 27:6017a643f386 35 #if NODE_DOOR_TRIP_STATION
erigow01 44:f70163204018 36 DoorTrip laser(PTC11, true, DOOR_SENSOR_DEBOUNCE_MS ); //(AnalogIn required), for IR door trip
erigow01 27:6017a643f386 37 #endif //NODE TRIP STATION
erigow01 27:6017a643f386 38 #if NODE_HEIGHT_STATION
erigow01 32:c957a1948ac1 39 Timer sonarTimer;
erigow01 32:c957a1948ac1 40 Timer debounceHeight;
erigow01 32:c957a1948ac1 41 Sonar sonar(PTC10, sonarTimer); //(AnalogIn required, Leave as SW2.)
erigow01 32:c957a1948ac1 42
erigow01 32:c957a1948ac1 43 #define DOOR_HEIGHT_START_MEASURING_THRESHOLD_CM 150
erigow01 32:c957a1948ac1 44 #define DOOR_HEIGHT_STOP_MEASURING_THRESHOLD_CM 140
erigow01 32:c957a1948ac1 45 #define DOOR_HEIGHT_STOP_MEASURING_SAMPLE_COUNT 2
erigow01 32:c957a1948ac1 46 #define DOOR_HEIGHT_SENSOR_MOUNT_HEIGHT_CM 220
erigow01 27:6017a643f386 47 #endif //NODE HEIGHT STATION
erigow01 44:f70163204018 48 #if NODE_ACCELEROMETER_STATION
erigow01 44:f70163204018 49 FXOS8700Q_acc acc( PTE25, PTE24, FXOS8700CQ_SLAVE_ADDR1);
erigow01 44:f70163204018 50 #endif //NODE ACCELEROMETER STATION
erigow01 27:6017a643f386 51 #endif //NODE_SENSOR_STATION
andcor02 25:cb16c5248769 52
andcor02 25:cb16c5248769 53
andcor02 25:cb16c5248769 54 //Variables provided to rest of applications
erigow01 44:f70163204018 55 float current_temperature_value = 0;
erigow01 26:4cac6b346e4f 56 float current_ambient_noise_value = 0;
erigow01 44:f70163204018 57 float current_ambient_noise_sum = 0;
erigow01 44:f70163204018 58 int current_ambient_noise_count = 0;
andcor02 25:cb16c5248769 59 //Either height XOR kiosk presence XOR PIR station...
andcor02 30:b74aa0729b07 60 float current_height_value = 0;
erigow01 26:4cac6b346e4f 61 bool current_presence_value = false; //Either from Kiosk or PIR
andcor02 25:cb16c5248769 62 //And it might have a door trip..
erigow01 26:4cac6b346e4f 63 bool current_door_trip_value = false;
erigow01 44:f70163204018 64 bool current_accelerometer_value = false;
erigow01 26:4cac6b346e4f 65
erigow01 31:389416beb4c3 66 //Door trip...
erigow01 26:4cac6b346e4f 67 float door_trip_starting_volts = 0;
erigow01 44:f70163204018 68 float maxValue=0;
erigow01 44:f70163204018 69 bool set=0;
erigow01 32:c957a1948ac1 70
erigow01 32:c957a1948ac1 71 //Door Height...
erigow01 32:c957a1948ac1 72 float door_height_max_value = 0;
erigow01 32:c957a1948ac1 73 bool door_height_measuring = 0;
andcor02 33:d39c30e9264b 74 int door_height_sample_count = 0;
erigow01 31:389416beb4c3 75
andcor02 25:cb16c5248769 76 //Initialisation
andcor02 25:cb16c5248769 77 void init_sensors() {
erigow01 44:f70163204018 78 // #if NODE_DOOR_TRIP_STATION
erigow01 44:f70163204018 79 // door_trip_starting_volts = sharpir.volt();
erigow01 44:f70163204018 80 // #endif
erigow01 44:f70163204018 81 #if NODE_PIR_STATION
erigow01 44:f70163204018 82 wait(2); //Wait 2 seconds for sensor calibration period.
erigow01 44:f70163204018 83 #endif //PIR STATION
erigow01 44:f70163204018 84 #if NODE_ACCELEROMETER_STATION
erigow01 44:f70163204018 85 acc.enable();
erigow01 26:4cac6b346e4f 86 #endif
erigow01 32:c957a1948ac1 87 #if NODE_HEIGHT_STATION
erigow01 32:c957a1948ac1 88 sonarTimer.start();
erigow01 32:c957a1948ac1 89 #endif
andcor02 25:cb16c5248769 90 }
andcor02 25:cb16c5248769 91
erigow01 27:6017a643f386 92 #if NODE_SENSOR_STATION
erigow01 27:6017a643f386 93
andcor02 25:cb16c5248769 94 //timer handler functions
andcor02 25:cb16c5248769 95 void handle_temperature_report_timer() {
andcor02 45:d7b4b57574a0 96 current_temperature_value = temphumid.getTemp();
andcor02 25:cb16c5248769 97 printf("Temperature Sample: %2.2f\r\n", current_temperature_value);
erigow01 26:4cac6b346e4f 98 temperature_report();
andcor02 25:cb16c5248769 99 }
andcor02 25:cb16c5248769 100
erigow01 44:f70163204018 101 void handle_microphone_sample_timer(){
andcor02 25:cb16c5248769 102 float sample = microphone.sound_level();
erigow01 26:4cac6b346e4f 103 //printf("Sound Sample: %2.2f\r\n", sample);
erigow01 44:f70163204018 104 //Keep running sum and sample count to compute average...
erigow01 44:f70163204018 105 current_ambient_noise_sum += sample;
erigow01 44:f70163204018 106 current_ambient_noise_count++;
erigow01 44:f70163204018 107 current_ambient_noise_value = current_ambient_noise_sum / current_ambient_noise_count;
erigow01 44:f70163204018 108 // if (sample > current_ambient_noise_value){
erigow01 44:f70163204018 109 // current_ambient_noise_value = sample;
erigow01 44:f70163204018 110 // }
andcor02 25:cb16c5248769 111 }
andcor02 25:cb16c5248769 112
erigow01 44:f70163204018 113 void handle_microphone_report_timer(){
andcor02 25:cb16c5248769 114 //Report.
erigow01 26:4cac6b346e4f 115 sound_level_report();
andcor02 25:cb16c5248769 116 //Reset noise...
andcor02 25:cb16c5248769 117 current_ambient_noise_value = 0;
erigow01 44:f70163204018 118 current_ambient_noise_sum = 0;
erigow01 44:f70163204018 119 current_ambient_noise_count = 0;
andcor02 25:cb16c5248769 120 }
andcor02 25:cb16c5248769 121
erigow01 27:6017a643f386 122 #if NODE_PIR_STATION
erigow01 26:4cac6b346e4f 123 void handle_motion_report_timer(){
erigow01 27:6017a643f386 124 bool new_pir = pir.isPresent();
erigow01 26:4cac6b346e4f 125 //printf("PIR Sample: %d\r\n", new_pir);
erigow01 26:4cac6b346e4f 126 //printf("Old PIR Sample: %d\r\n", current_presence_value);
erigow01 26:4cac6b346e4f 127 if(new_pir != current_presence_value) {
erigow01 26:4cac6b346e4f 128 //printf("Reporting PIR...\r\n");
erigow01 26:4cac6b346e4f 129 current_presence_value = new_pir;
erigow01 27:6017a643f386 130 presence_report();
erigow01 26:4cac6b346e4f 131 }
erigow01 26:4cac6b346e4f 132 }
erigow01 27:6017a643f386 133 #endif //NODE_PIR_STATION
erigow01 26:4cac6b346e4f 134
erigow01 27:6017a643f386 135 #if NODE_KIOSK_STATION
erigow01 26:4cac6b346e4f 136 void handle_kiosk_report_timer(){
erigow01 27:6017a643f386 137 bool new_kiosk = kiosk.isPresent();
erigow01 26:4cac6b346e4f 138 if(new_kiosk != current_presence_value) {
erigow01 26:4cac6b346e4f 139 current_presence_value = new_kiosk;
erigow01 27:6017a643f386 140 presence_report();
erigow01 26:4cac6b346e4f 141 }
erigow01 26:4cac6b346e4f 142 }
erigow01 27:6017a643f386 143 #endif //NODE_KIOSK_STATION
erigow01 26:4cac6b346e4f 144
erigow01 27:6017a643f386 145 #if NODE_DOOR_TRIP_STATION
erigow01 26:4cac6b346e4f 146 void handle_door_trip_report_timer(){
andcor02 40:b2e9bc654ca1 147 bool new_laser = laser.isPresent();
andcor02 40:b2e9bc654ca1 148
andcor02 40:b2e9bc654ca1 149 if(new_laser != current_door_trip_value) {
andcor02 40:b2e9bc654ca1 150 current_door_trip_value = new_laser;
erigow01 26:4cac6b346e4f 151 door_trip_report();
erigow01 26:4cac6b346e4f 152 }
erigow01 26:4cac6b346e4f 153 }
erigow01 27:6017a643f386 154 #endif //NODE_DOOR_TRIP_STATION
erigow01 26:4cac6b346e4f 155
erigow01 27:6017a643f386 156 #if NODE_HEIGHT_STATION
andcor02 29:9599a156f78b 157 void handle_door_height_sample_timer(){
erigow01 32:c957a1948ac1 158 int height_sample = DOOR_HEIGHT_SENSOR_MOUNT_HEIGHT_CM-sonar.read();
erigow01 32:c957a1948ac1 159 if(height_sample > DOOR_HEIGHT_START_MEASURING_THRESHOLD_CM) {
erigow01 32:c957a1948ac1 160 door_height_sample_count=0;
erigow01 32:c957a1948ac1 161 if (height_sample > door_height_max_value) {
erigow01 32:c957a1948ac1 162 door_height_max_value = height_sample;
erigow01 32:c957a1948ac1 163 }
erigow01 32:c957a1948ac1 164 door_height_measuring=true;
andcor02 29:9599a156f78b 165 }
andcor02 29:9599a156f78b 166
erigow01 32:c957a1948ac1 167 if((height_sample < DOOR_HEIGHT_STOP_MEASURING_THRESHOLD_CM && door_height_measuring )){
erigow01 32:c957a1948ac1 168 door_height_sample_count++;
erigow01 32:c957a1948ac1 169 if (door_height_sample_count > DOOR_HEIGHT_STOP_MEASURING_SAMPLE_COUNT){
erigow01 32:c957a1948ac1 170 current_height_value=door_height_max_value;
erigow01 32:c957a1948ac1 171 door_height_max_value=0,door_height_measuring=false;
erigow01 32:c957a1948ac1 172 door_height_sample_count = 0;
erigow01 32:c957a1948ac1 173 height_report();
erigow01 32:c957a1948ac1 174 }
andcor02 29:9599a156f78b 175 }
andcor02 25:cb16c5248769 176 }
erigow01 32:c957a1948ac1 177 #endif //NODE HEIGHT STATION
andcor02 25:cb16c5248769 178
erigow01 44:f70163204018 179 #if NODE_ACCELEROMETER_STATION
erigow01 44:f70163204018 180 void handle_accelerometer_report_timer(){
erigow01 44:f70163204018 181 bool new_accelerometer = acc.get_values();
erigow01 44:f70163204018 182 if(new_accelerometer != current_accelerometer_value) {
erigow01 44:f70163204018 183
erigow01 44:f70163204018 184 current_accelerometer_value = new_accelerometer;
erigow01 44:f70163204018 185 accelerometer_report();
erigow01 44:f70163204018 186 }
erigow01 44:f70163204018 187
erigow01 44:f70163204018 188 }
erigow01 44:f70163204018 189 #endif //NODE_ACCELEROMETER_STATION
erigow01 44:f70163204018 190
erigow01 27:6017a643f386 191 #endif //NODE_SENSOR_STATION