hxbot/HXlcd/HXlcd.ino

340 lines
6.4 KiB
C++

/////////////////////////////////////////
// HXbot HXlcd firmware /
// EoF 2016 EoF@itphx.ru /
/////////////////////////////////////////
#include <Wire.h>
#include <TroykaDHT11.h>
#include <LiquidCrystal.h>
// DEBUG
#define DEBUG 1
// DEFINE
#define SLAVE_ADDRESS 0x06
#define XOR_SEQ 0xFF
#define EXT_COM 0xAA
#define R_LED 10
#define G_LED 9
#define B_LED 11
#define L_BTN A3
#define C_BTN A2
#define R_BTN A1
#define RED_PIN 10
#define GRN_PIN 9
#define LCD_BL 3
// Sensors
#define LIGHT A6
#define LOUD A7
#define TEMP A0
#define BUZZ 13
#define FREE 12
#define LED_PIN 13
#define DELAY1 2000
#define DELAY2 500
// COMMANDS
// Util
#define COM_PING 0x01
#define COM_GET_TEMP 0x02
// Response
#define OK_RSP 0x00
#define NO_RSP 0xFF
#define ERR_RSP 0x01
#define BLK_RSP 0x02
#define CSE_RSP 0x03
#define IOE_RSP 0x04
#define TMO_RSP 0x05
// VAR
LiquidCrystal lcd(2, 4, 5, 6, 7, 8);
DHT11 dht(TEMP);
// эту константу (typVbg) необходимо откалибровать индивидуально
const float typVbg = 1.08; // 1.0 -- 1.2
byte autoresponse = 0;
byte cmd = 0;
byte flg = 0;
byte ext = 0;
int temp, hum;
void setup() {
if (DEBUG) {
Serial.println("GO!");
Serial.begin(9600);
}
// Initialize i2c as slave
Wire.begin(SLAVE_ADDRESS);
// Define callbacks for i2c communication
Wire.onReceive(receiveData);
Wire.onRequest(answer);
// put your setup code here, to run once:
pinMode(LED_PIN, OUTPUT);
pinMode(RED_PIN, OUTPUT);
//digitalWrite(RED_PIN, LOW);
pinMode(GRN_PIN, OUTPUT);
//digitalWrite(GRN_PIN, LOW);
pinMode(R_LED, OUTPUT);
pinMode(G_LED, OUTPUT);
pinMode(B_LED, OUTPUT);
pinMode(LCD_BL, OUTPUT);
pinMode(L_BTN,INPUT_PULLUP);
pinMode(C_BTN,INPUT_PULLUP);
pinMode(R_BTN,INPUT_PULLUP);
pinMode(LIGHT, INPUT);
pinMode(LOUD, INPUT);
pinMode(FREE, INPUT);
pinMode(BUZZ, OUTPUT);
randomSeed(millis());
analogReference(DEFAULT);
lcd.begin(16, 2);
analogWrite(LCD_BL, 255);
lcd.print("Hello world!");
dht.begin();
delay(2000);
lcd.clear();
}
void loop() {
if (digitalRead(FREE) == HIGH) {
analogWrite(GRN_PIN, 128);
}
else {
analogWrite(GRN_PIN, 0);
}
displayALL();
if (DEBUG) {
Serial.print("Vcc: ");
Serial.println(readvcc());
}
delay(500);
}
void rgb_control() {
//int tmp1;
//tmp1 = Read(L_BTN);
if (digitalRead(L_BTN) == LOW) {
analogWrite(R_LED, 255);
//Serial.println(analogRead(L_BTN));
}
else {
analogWrite(R_LED,0);
}
if (digitalRead(C_BTN) == LOW) {
analogWrite(G_LED, 255);
}
else {
analogWrite(G_LED,0);
}
if (digitalRead(R_BTN) == LOW) {
analogWrite(B_LED, 255);
}
else {
analogWrite(B_LED,0);
}
}
void displayTH() {
int result;
result = dht.read();
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Temp:");
lcd.setCursor(0, 1);
lcd.print("Hum:");
if (result == DHT_OK) {
lcd.setCursor(6, 0);
lcd.print(dht.getTemperatureC());
lcd.print(" C");
lcd.setCursor(6, 1);
lcd.print(dht.getHumidity());
lcd.print(" %");
}
else {
lcd.setCursor(6, 0);
lcd.print("ERROR");
lcd.setCursor(6, 1);
lcd.print("ERROR");
}
}
void displayLL() {
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Light:");
lcd.setCursor(0, 1);
lcd.print("Loud:");
lcd.setCursor(8, 0);
lcd.print(analogRead(LIGHT));
lcd.setCursor(8, 1);
lcd.print(analogRead(LOUD));
}
void displayALL() {
int result;
result = dht.read();
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Li:");
lcd.setCursor(0, 1);
lcd.print("Lo:");
lcd.setCursor(4, 0);
lcd.print(analogRead(LIGHT));
lcd.setCursor(4, 1);
lcd.print(analogRead(LOUD));
lcd.setCursor(9, 0);
lcd.print("T:");
lcd.setCursor(9, 1);
lcd.print("H:");
if (result == DHT_OK) {
lcd.setCursor(11, 0);
lcd.print(dht.getTemperatureC());
lcd.print("C");
lcd.setCursor(11, 1);
lcd.print(dht.getHumidity());
lcd.print(" %");
}
else {
lcd.setCursor(11, 0);
lcd.print("ERR");
lcd.setCursor(11, 1);
lcd.print("ERR");
}
}
// Callback for received data
void receiveData(int byteCount) {
while(Wire.available()) {
// Get command
cmd = Wire.read();
if (cmd == EXT_COM && byteCount == 3) {
flg = 0x00;
ext = 0x00;
if (Wire.available()) ext = Wire.read();
if (Wire.available()) flg = Wire.read();
}
else {
// Cleanup I2C bus
while(Wire.available()) {
ext = Wire.read();
}
}
switch (cmd) {
case COM_PING:
autoresponse = OK_RSP;
blink_red();
break;
case COM_GET_TEMP:
autoresponse = getInternalTemp();
break;
default:
autoresponse = ERR_RSP;
break;
}
}
}
// Callback for sending data
void answer() {
Wire.write(autoresponse);
}
void red_on() {
digitalWrite(RED_PIN, HIGH);
}
void red_off() {
digitalWrite(RED_PIN, LOW);
}
void blink_red() {
red_on();
delay(100);
red_off();
}
// Get the internal temperature of the arduino
double getInternalTemp(void) {
unsigned int wADC;
double t;
ADMUX = (_BV(REFS1) | _BV(REFS0) | _BV(MUX3));
ADCSRA |= _BV(ADEN); // enable the ADC
delay(20); // wait for voltages to become stable.
ADCSRA |= _BV(ADSC); // Start the ADC
while (bit_is_set(ADCSRA,ADSC));
wADC = ADCW;
t = (wADC - 324.31 ) / 1.22;
return (t);
}
float readvcc() {
byte i;
float tmp = 0.0;
// Read 1.1V reference against Avcc
// set the reference to vcc and the measurement to the internal 1.1V reference
#if defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
ADMUX = _BV(REFS0) | _BV(MUX4) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);
#elif defined (__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__)
ADMUX = _BV(MUX5) | _BV(MUX0);
#elif defined (__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
ADMUX = _BV(MUX3) | _BV(MUX2);
#else
// works on an Arduino 168 or 328
ADMUX = _BV(REFS0) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);
#endif
delay(3); // Wait for Vref to settle
ADCSRA |= _BV(ADSC); // Start conversion
while (bit_is_set(ADCSRA,ADSC)); // measuring
uint8_t low = ADCL; // must read ADCL first - it then locks ADCH
uint8_t high = ADCH; // unlocks both
tmp = (high<<8) | low;
tmp = (typVbg * 1023.0) / tmp;
return tmp;
}