Revision 2:739ba85b7a90, committed 2020-01-31

Comitter:

chri721u

Date:

Fri Jan 31 10:32:08 2020 +0000

Parent:

1:4363657c576d

Child:

3:c21057907d21

Commit message:

Working Day/Night Cycle

Changed in this revision

--- a/bootup.cpp	Wed Jan 22 07:27:47 2020 +0000
+++ b/bootup.cpp	Fri Jan 31 10:32:08 2020 +0000
@@ -1,3 +1,10 @@
+/*
+    Author: Christian Andresen
+    Date: 13/01/2020
+    
+    Brief:
+    Bootup screen for the STM32-756g_Discovery LCD monitor.
+*/ 
 #include "mbed.h" // Mbed header from mbed-os version 5
 #include "stm32746g_discovery_lcd.h" // Last updated 27/11/2019
 #include "bootup.h"
@@ -19,7 +26,7 @@
     BSP_LCD_DisplayStringAt(0, 100, (uint8_t *) "HELLDROP GREENHOUSES", CENTER_MODE); // Company
     BSP_LCD_DisplayStringAt(0, 150, (uint8_t *) "BIG HARD PLANTS", CENTER_MODE); // Tagline 1
     BSP_LCD_DisplayStringAt(0, 175, (uint8_t *) "IN A BIG HARD GREENHOUSE", CENTER_MODE); // Tagline 2
-    HAL_Delay(5000); // Delay 10 seconds to simulate actual bootup
+    HAL_Delay(1000); // Delay 1 second to simulate actual bootup
     // Prep for display
     BSP_LCD_Clear(LCD_COLOR_BLACK);
     BSP_LCD_SetBackColor(LCD_COLOR_BLACK);

--- a/main.cpp	Wed Jan 22 07:27:47 2020 +0000
+++ b/main.cpp	Fri Jan 31 10:32:08 2020 +0000
@@ -23,83 +23,66 @@
 #include "DHT.h" // Author: Wim De Roeve
 #include "bootup.h" // Author: Christian Andresen
 
-// Sensor Inputs
-AnalogIn temp_sensor(A0);
-DHT humid_sensor(A1, DHT22);
-AnalogIn light_sensor(A2);
-
-/* LED Outputs */
-DigitalOut humid_led(D2); // Blue LED
-DigitalOut temp_led(D5); // Red LED
-DigitalOut water_led(D6); // Blue LED
-DigitalOut window_led(D7); // Green LED
-DigitalOut light_led(D8); // Yellow LED
-
 // Call Bootup class from bootup.h as LCD_Start
 bootup LCD_Start;
 
-// Multithreading threads
-Thread tTemp;
-Thread tHumid;
-Thread tLight;
-Thread tWater;
+/* Inputs */
+
+/* Outputs */
+DigitalOut Light_LED(D2);
+
+/* Multithreads */
+Thread tTimeCounter;
 
-uint8_t text[30]; // Prepare text element for later print to LCD
+/* Day & Night */
+void TimeCounter();
+void DayMode();
+void NightMode();
+int timecount = 0;
+bool timeofday = 1;
 
-void Window_Open()
+
+int main()
 {
-    for( int a = 1; a < 10; a = a + 1 ) {
-        window_led = 1;
-        wait(1);
-        printf("Window open for %d minutes", a);
-    }
-    window_led = 0;
-}
-
-void Water_Spray()
-{
-    // While humidity is under acceptable levels, this function would spray water. Since it cannot be acurately simultaed, this function will largely remain empty.
-    humid_led = 1;
-    wait(0.5);
-    humid_led = 0;
-
+    LCD_Start.LCD_Bootup();
+    tTimeCounter.start(&TimeCounter);
+    while(1) {}
 }
 
-void Temp_Display()
-{
-    while(1) {
-        // Monitor temperatures and display results on LCD screen
-        float temp = temp_sensor.read();
-        wait(1);
-        sprintf((char*)text, "Temperature: %.1f C", temp*100/2);
-        BSP_LCD_DisplayStringAt(0, 125, (uint8_t *)&text, CENTER_MODE);
-    }
-}
-
-void Humid_Display()
+void TimeCounter()
 {
+    // Timecounter counts up to one cycle of 720 minutes (Sim 7.20 secs)
     while(1) {
-        humid_led = 1;
-        // Monitor humidity and display results on LCD screen
-        float humid = humid_sensor.ReadHumidity();
-        int dataread = humid_sensor.readData();
-        wait(1);
-        sprintf((char*)text, "Humidity: %.1f", humid);
-        BSP_LCD_DisplayStringAt(0, 175, (uint8_t *)&text, CENTER_MODE);
-
-        if(humid > 70) {
-            Window_Open();
-        } else if(humid < 50) {
-            Water_Spray();
+        timecount++;
+        wait(0.01);
+        printf("%d \n \r", timecount);
+        if (timecount == 721) {
+            timeofday = !timeofday;
+            printf("Time of day is %d \n \r", timeofday);
+            timecount = 0;
+            if (timeofday) {
+                DayMode();
+            } else {
+                NightMode();
+            }
         }
     }
 }
 
-int main()
+void DayMode()
 {
-    LCD_Start.LCD_Bootup();
-    // Start multithread
-    tHumid.start(&Humid_Display);
-    tTemp.start(&Temp_Display);
-    while(1) {}
+    BSP_LCD_Clear(LCD_COLOR_WHITE);
+    BSP_LCD_SetBackColor(LCD_COLOR_WHITE);
+    BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
+    BSP_LCD_DisplayStringAt(0, 100, (uint8_t *) "Time: Day", CENTER_MODE);
+    Light_LED = 0;
 }
+
+void NightMode()
+{
+    BSP_LCD_Clear(LCD_COLOR_BLACK);
+    BSP_LCD_SetBackColor(LCD_COLOR_BLACK);
+    BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
+    BSP_LCD_DisplayStringAt(0, 100, (uint8_t *) "Time: Night", CENTER_MODE);
+    Light_LED = 1;
+}
\ No newline at end of file