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56 lines
1.4 KiB
56 lines
1.4 KiB
#ifndef TODO_FIND_COOL_NAME_FOR_PROJECT_H
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#define TODO_FIND_COOL_NAME_FOR_PROJECT_H
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/* ===== INCLUDES ===== */
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#include <SevSeg.h>
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#include <DHT.h>
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/* ===== DEFINITIONS ===== */
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// Type of DHT sensor used is 11
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#define DHTTYPE DHT11
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// Number of readings to average
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#define BUFFER_SIZE 24
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// Interval between readings in milliseconds
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#define SLEEP_INTERVAL 1000
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// Duration of average temperature display
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#define TEMPERATURE_DISPLAY_DURATION 2000
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// Number of digits on the display
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#define NUMBER_OF_DIGITS 4
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// Pin layout
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#define DHTPIN 2
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#define LOW_TEMP_LED_PIN 3
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#define HIGH_TEMP_LED_PIN 4
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#define RELAY_PIN 5
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#define DIGIT_1_PIN 14
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#define DIGIT_2_PIN 17
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#define DIGIT_3_PIN 18
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#define DIGIT_4_PIN 12
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#define SEGMENT_A_PIN 15
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#define SEGMENT_B_PIN 19
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#define SEGMENT_C_PIN 7
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#define SEGMENT_D_PIN 9
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#define SEGMENT_E_PIN 6
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#define SEGMENT_F_PIN 16
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#define SEGMENT_G_PIN 8
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#define DECIMAL_POINT_PIN 13
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// Temperature thresholds
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#define LOW_TEMP 28
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#define HIGH_TEMP 28
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/* ===== GLOBAL VARIABLES AND INITIALIZATIONS ===== */
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// Initializes DHT sensor
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DHT dht(DHTPIN, DHTTYPE);
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// Instantiates a seven segment object
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SevSeg sevseg;
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int temperatureReadingsCounter;
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float temperatures[BUFFER_SIZE];
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float averageTemp = 0;
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unsigned long displayTimeStart = 0;
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/* ===== FUNCTION DEFINITIONS ===== */
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void getNewSamples();
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float getNewTemp();
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float calcAverageTempAndReset();
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#endif //TODO_FIND_COOL_NAME_FOR_PROJECT_H
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