Разное о выращивании табака на Алтае
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Очередной градусник на Arduino UNO + восьмиразрядный дисплей на MAX7219.
#include <max7219.h>
MAX7219 max7219;
#include <OneWire.h>
#include <DallasTemperature.h>
// Data wire is plugged into port 8 on the Arduino
#define ONE_WIRE_BUS 8
// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
// Pass our oneWire reference to Dallas Temperature.
DallasTemperature sensors(&oneWire);
void setup(void)
{
Serial.begin(9600);
max7219.Begin();
max7219.Clear();
sensors.begin();
}
void loop(void)
{
String temp;
char temp2[18];
int y;
sensors.requestTemperatures(); // Send the command to get temperatures
Serial.println("DONE");
float tempC = sensors.getTempCByIndex(0);
if(tempC != DEVICE_DISCONNECTED_C)
{
Serial.println(tempC);
temp = tempC;
temp.toCharArray(temp2, temp.length());
max7219.DisplayText(temp2, 0); //0=left justify 1=right justify
max7219.DisplayText(temp2, 1);
}
else
{
Serial.println("Error: Could not read temperature data");
}
}
Не в сети
Не в сети
Два градусника DS18B20, висят на восьмом порту.
Распиновка дисплея для стандартной библиотеки max7219.h следующая - DIN-12,CS-11,CLK-10. VCC соответственно +5 В, GND - земля.
#include <max7219.h>
MAX7219 max7219;//DIN-12,CS-11,CLK-10
#include <OneWire.h>
#include <DallasTemperature.h>
#define ONE_WIRE_BUS 8
#define TEMPERATURE_PRECISION 12//Разрешающая способность DS18B20 12/9bit
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);
DeviceAddress insideThermometer, outsideThermometer;
String temp;
char temp2[18];
void setup(void)
{
Serial.begin(9600);
max7219.Begin();
max7219.Clear();
sensors.begin();
Serial.print("Locating devices...");
Serial.print("Found ");
Serial.print(sensors.getDeviceCount(), DEC);
Serial.println(" devices.");
Serial.print("Parasite power is: ");
if (sensors.isParasitePowerMode()) Serial.println("ON");
else Serial.println("OFF");
if (!sensors.getAddress(insideThermometer, 0)) Serial.println("Unable to find address for Device 0");
if (!sensors.getAddress(outsideThermometer, 1)) Serial.println("Unable to find address for Device 1");
Serial.print("Device 0 Address: ");
printAddress(insideThermometer);
Serial.println();
Serial.print("Device 1 Address: ");
printAddress(outsideThermometer);
Serial.println();
sensors.setResolution(insideThermometer, TEMPERATURE_PRECISION);
sensors.setResolution(outsideThermometer, TEMPERATURE_PRECISION);
Serial.print("Device 0 Resolution: ");
Serial.print(sensors.getResolution(insideThermometer), DEC);
Serial.println();
Serial.print("Device 1 Resolution: ");
Serial.print(sensors.getResolution(outsideThermometer), DEC);
Serial.println();
}
void printAddress(DeviceAddress deviceAddress)
{
for (uint8_t i = 0; i < 8; i++)
{
// zero pad the address if necessary
if (deviceAddress[i] < 16) Serial.print("0");
Serial.print(deviceAddress[i], HEX);
}
}
// function to print the temperature for a device
void printTemperature(DeviceAddress deviceAddress)
{
float tempC = sensors.getTempC(deviceAddress);
if(tempC == DEVICE_DISCONNECTED_C)
{
Serial.println("Error: Could not read temperature data");
return;
}
Serial.print("Temp C: ");
Serial.print(tempC);
temp = tempC;
temp.toCharArray(temp2, temp.length());
}
// function to print a device's resolution
void printResolution(DeviceAddress deviceAddress)
{
Serial.print("Resolution: ");
Serial.print(sensors.getResolution(deviceAddress));
Serial.println();
}
// main function to print information about a device
void printData(DeviceAddress deviceAddress)
{
Serial.print("Device Address: ");
printAddress(deviceAddress);
Serial.print(" ");
printTemperature(deviceAddress);
Serial.println();
}
void loop(void)
{
// call sensors.requestTemperatures() to issue a global temperature
// request to all devices on the bus
Serial.print("Requesting temperatures...");
sensors.requestTemperatures();
Serial.println("DONE");
// print the device information
printData(insideThermometer);
max7219.DisplayText(temp2, 0); //0=left justify 1=right justify
// max7219.DisplayText(temp2, 1);
printData(outsideThermometer);
max7219.DisplayText(temp2, 1);
}
Не в сети
Двухканальный термостат. Добавлена сигнализация потери датчиков. На порт 5, добавил мощный полевой транзистор, для управления электроклапаном на 12В.
#include <max7219.h>
MAX7219 max7219;//DIN-12,CS-11,CLK-10
#include <OneWire.h>
#include <DallasTemperature.h>
#define ONE_WIRE_BUS 8
#define TEMPERATURE_PRECISION 12//Разрешающая способность DS18B20 12/9bit
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);
DeviceAddress insideThermometer, outsideThermometer;
String temp;
char temp2[18];
void setup(void)
{
Serial.begin(9600);
pinMode(5,0);
digitalWrite(5,0);
max7219.Begin();
max7219.Clear();
sensors.begin();
Serial.print("Locating devices...");
Serial.print("Found ");
Serial.print(sensors.getDeviceCount(), DEC);
Serial.println(" devices.");
Serial.print("Parasite power is: ");
if (sensors.isParasitePowerMode()) Serial.println("ON");
else Serial.println("OFF");
if (!sensors.getAddress(insideThermometer, 0)) Serial.println("Unable to find address for Device 0");
if (!sensors.getAddress(outsideThermometer, 1)) Serial.println("Unable to find address for Device 1");
Serial.print("Device 0 Address: ");
printAddress(insideThermometer);
Serial.println();
Serial.print("Device 1 Address: ");
printAddress(outsideThermometer);
Serial.println();
sensors.setResolution(insideThermometer, TEMPERATURE_PRECISION);
sensors.setResolution(outsideThermometer, TEMPERATURE_PRECISION);
Serial.print("Device 0 Resolution: ");
Serial.print(sensors.getResolution(insideThermometer), DEC);
Serial.println();
Serial.print("Device 1 Resolution: ");
Serial.print(sensors.getResolution(outsideThermometer), DEC);
Serial.println();
}
void printAddress(DeviceAddress deviceAddress)
{
for (uint8_t i = 0; i < 11; i++)
{
// zero pad the address if necessary
if (deviceAddress[i] < 16) Serial.print("0");
Serial.print(deviceAddress[i], HEX);
}
}
// function to print the temperature for a device
void printTemperature(DeviceAddress deviceAddress)
{
float tempC = sensors.getTempC(deviceAddress);
if(tempC == DEVICE_DISCONNECTED_C)
{
Serial.println("Error: Could not read temperature data");
return;
}
Serial.print("Temp C: ");
Serial.print(tempC);
if (tempC>=50) tone(3,100,500);//Подаём тональный сигнал на порт 3, если температура выше 50 градусов.
temp = tempC;
temp.toCharArray(temp2, temp.length());
}
// function to print a device's resolution
void printResolution(DeviceAddress deviceAddress)
{
Serial.print("Resolution: ");
Serial.print(sensors.getResolution(deviceAddress));
Serial.println();
}
void loop(void)
{
sensors.requestTemperatures();
float tempC = sensors.getTempC(outsideThermometer);
if(tempC == DEVICE_DISCONNECTED_C)
{
Serial.println("Error: Could not read temperature data");
max7219.DisplayText("HHHH", 0);
tone(3,1000,500);
delay(1000);
return;
}
Serial.print("Temp C: ");
Serial.print(tempC);
// if (tempC>=30) tone(3,100,500);//Подаём тональный сигнал на порт 3, если температура выше 50 градусов.
temp = tempC;
temp.toCharArray(temp2, temp.length());
max7219.DisplayText(temp2, 0); //0=left justify 1=right justify
sensors.requestTemperatures();
float tempC1 = sensors.getTempC(insideThermometer);
if(tempC1 == DEVICE_DISCONNECTED_C)
{
Serial.println("Error: Could not read temperature data");
max7219.DisplayText("HHHH", 1);
tone(3,1000,500);
delay(1000);
return;
}
Serial.print("Temp C: ");
Serial.print(tempC1);
if (tempC1>=50) {
tone(3,50,500);//Подаём тональный сигнал на порт 3, если температура выше 50 градусов.
digitalWrite(5,1);//Подаём сигнал на порт 5, если температура выше 50 градусов.
} else digitalWrite(5,0); //Выключаем порт 5, если температура ниже 50 градусов.
temp = tempC1;
temp.toCharArray(temp2, temp.length());
max7219.DisplayText(temp2, 1);
}
Не в сети
Не в сети