Fixed some issues with oregon protocoll and first version of HalMultiSensor done.
This commit is contained in:
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14 changed files with 333 additions and 536 deletions
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/*
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This is a library for the BH1750FVI Digital Light Sensor
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breakout board.
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The board uses I2C for communication. 2 pins are required to
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interface to the device.
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Written by Christopher Laws, March, 2013.
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*/
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#include "BH1750.h"
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#include <util/delay.h>
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BH1750::BH1750() {}
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void BH1750::begin(uint8_t mode) {
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Wire.begin();
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//write8(mode);
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configure(mode);
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}
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void BH1750::configure(uint8_t mode) {
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switch (mode) {
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case BH1750_CONTINUOUS_HIGH_RES_MODE:
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case BH1750_CONTINUOUS_HIGH_RES_MODE_2:
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case BH1750_CONTINUOUS_LOW_RES_MODE:
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case BH1750_ONE_TIME_HIGH_RES_MODE:
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case BH1750_ONE_TIME_HIGH_RES_MODE_2:
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case BH1750_ONE_TIME_LOW_RES_MODE:
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// apply a valid mode change
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write8(mode);
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_delay_ms(10);
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break;
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default:
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// Invalid measurement mode
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#if BH1750_DEBUG == 1
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Serial.println("Invalid measurement mode");
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#endif
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break;
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}
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}
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uint16_t BH1750::readLightLevel(void) {
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uint16_t level;
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Wire.beginTransmission(BH1750_I2CADDR);
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Wire.requestFrom(BH1750_I2CADDR, 2);
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#if (ARDUINO >= 100)
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level = Wire.read();
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level <<= 8;
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level |= Wire.read();
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#else
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level = Wire.receive();
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level <<= 8;
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level |= Wire.receive();
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#endif
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Wire.endTransmission();
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#if BH1750_DEBUG == 1
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Serial.print("Raw light level: ");
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Serial.println(level);
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#endif
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level = level/1.2; // convert to lux
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#if BH1750_DEBUG == 1
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Serial.print("Light level: ");
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Serial.println(level);
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#endif
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return level;
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}
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/*********************************************************************/
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void BH1750::write8(uint8_t d) {
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Wire.beginTransmission(BH1750_I2CADDR);
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#if (ARDUINO >= 100)
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Wire.write(d);
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#else
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Wire.send(d);
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#endif
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Wire.endTransmission();
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}
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@ -1,73 +0,0 @@
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/*
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This is a library for the BH1750FVI Digital Light Sensor
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breakout board.
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The board uses I2C for communication. 2 pins are required to
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interface to the device.
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Datasheet:
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http://rohmfs.rohm.com/en/products/databook/datasheet/ic/sensor/light/bh1750fvi-e.pdf
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Written by Christopher Laws, March, 2013.
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*/
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#ifndef BH1750_h
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#define BH1750_h
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#if (ARDUINO >= 100)
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#include <Arduino.h>
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#else
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#include <WProgram.h>
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#endif
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#include "Wire.h"
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#define BH1750_DEBUG 0
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#define BH1750_I2CADDR 0x23
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// No active state
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#define BH1750_POWER_DOWN 0x00
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// Wating for measurment command
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#define BH1750_POWER_ON 0x01
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// Reset data register value - not accepted in POWER_DOWN mode
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#define BH1750_RESET 0x07
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// Start measurement at 1lx resolution. Measurement time is approx 120ms.
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#define BH1750_CONTINUOUS_HIGH_RES_MODE 0x10
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// Start measurement at 0.5lx resolution. Measurement time is approx 120ms.
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#define BH1750_CONTINUOUS_HIGH_RES_MODE_2 0x11
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// Start measurement at 4lx resolution. Measurement time is approx 16ms.
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#define BH1750_CONTINUOUS_LOW_RES_MODE 0x13
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// Start measurement at 1lx resolution. Measurement time is approx 120ms.
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// Device is automatically set to Power Down after measurement.
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#define BH1750_ONE_TIME_HIGH_RES_MODE 0x20
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// Start measurement at 0.5lx resolution. Measurement time is approx 120ms.
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// Device is automatically set to Power Down after measurement.
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#define BH1750_ONE_TIME_HIGH_RES_MODE_2 0x21
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// Start measurement at 1lx resolution. Measurement time is approx 120ms.
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// Device is automatically set to Power Down after measurement.
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#define BH1750_ONE_TIME_LOW_RES_MODE 0x23
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class BH1750 {
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public:
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BH1750();
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void begin(uint8_t mode = BH1750_CONTINUOUS_HIGH_RES_MODE);
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void configure(uint8_t mode);
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uint16_t readLightLevel(void);
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private:
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void write8(uint8_t data);
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};
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#endif
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/*
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Example of BH1750 library usage.
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This example initalises the BH1750 object using the default
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high resolution mode and then makes a light level reading every second.
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Connection:
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VCC-5v
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GND-GND
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SCL-SCL(analog pin 5)
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SDA-SDA(analog pin 4)
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ADD-NC or GND
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* Protocol: Oregon V2.1
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* Emulating sensor: THGR2228N
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*/
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#include <Wire.h>
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#include "BH1750.h"
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#include "BH1750FVI.h"
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BH1750FVI LightSensor;
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const byte TX_PIN = 11;
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const byte LED_PIN = 13;
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const unsigned long TIME = 512;
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const unsigned long TWOTIME = TIME*2;
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#define SEND_HIGH() digitalWrite(TX_PIN, HIGH)
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#define SEND_LOW() digitalWrite(TX_PIN, LOW)
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byte OregonMessageBuffer[9];
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unsigned long previousTime = 0;
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unsigned long currentTime = millis();
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int impulseCount = 0;
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BH1750 lightMeter;
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void setup(){
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void setup()
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{
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Serial.begin(9600);
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lightMeter.begin(BH1750_ONE_TIME_LOW_RES_MODE);
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Serial.println("Running...");
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pinMode(TX_PIN, OUTPUT);
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pinMode(LED_PIN, OUTPUT);
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SEND_LOW();
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byte ID[] = { 0x1A,0x2D }; //temperature/humidity sensor (THGR2228N)
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setType(OregonMessageBuffer, ID);
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setChannel(OregonMessageBuffer, 0x20);
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LightSensor.begin();
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LightSensor.SetAddress(Device_Address_L);
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LightSensor.SetMode(Continuous_H_resolution_Mode);
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Serial.print("Started");
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}
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void loop() {
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uint16_t lux = lightMeter.readLightLevel();
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Serial.print("Light: ");
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Serial.print(lux);
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Serial.println(" lx");
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delay(1000);
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boolean light = false;
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void loop()
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{
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currentTime = millis();
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uint16_t lux = LightSensor.GetLightIntensity();
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//Serial.print("lux=");
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//Serial.println(lux);
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if(lux > 40 && !light){
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light = true;
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impulseCount++;
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}else if(lux < 40){
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light = false;
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}
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if(currentTime - previousTime > 60000) {
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previousTime = currentTime;
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Serial.print("total impulses = ");
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Serial.println(impulseCount);
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send433(impulseCount+5,0,0xBA);
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impulseCount = 0;
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delay(500);
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}
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}
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void send433(float temperature, byte humidity, byte Identitet)
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{
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digitalWrite(LED_PIN, HIGH);
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setId(OregonMessageBuffer, Identitet); //set id of the sensor, BB=187
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setBatteryLevel(OregonMessageBuffer, 1); // 0 : low, 1 : high
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setTemperature(OregonMessageBuffer, temperature); //org setTemperature(OregonMessageBuffer, 55.5);
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setHumidity(OregonMessageBuffer, humidity);
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calculateAndSetChecksum(OregonMessageBuffer);
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// Show the Oregon Message
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for (byte i = 0; i < sizeof(OregonMessageBuffer); ++i) {
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Serial.print(OregonMessageBuffer[i] >> 4, HEX);
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Serial.print(OregonMessageBuffer[i] & 0x0F, HEX);
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}
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Serial.println();
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// Send the Message over RF
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sendOregon(OregonMessageBuffer, sizeof(OregonMessageBuffer));
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// Send a "pause"
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SEND_LOW();
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delayMicroseconds(TWOTIME*8);
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// Send a copie of the first message. The v2.1 protocol send the message two time
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sendOregon(OregonMessageBuffer, sizeof(OregonMessageBuffer));
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SEND_LOW();
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digitalWrite(LED_PIN, LOW);
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}
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inline void setId(byte *data, byte ID)
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{
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data[3] = ID;
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}
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void setBatteryLevel(byte *data, byte level)
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{
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if(!level) data[4] = 0x0C;
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else data[4] = 0x00;
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}
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void setTemperature(byte *data, float temp)
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{
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// Set temperature sign
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if(temp < 0)
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{
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data[6] = 0x08;
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temp *= -1;
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}
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else
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{
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data[6] = 0x00;
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}
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// Determine decimal and float part
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int tempInt = (int)temp;
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int td = (int)(tempInt / 10);
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int tf = (int)round((float)((float)tempInt/10 - (float)td) * 10);
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int tempFloat = (int)round((float)(temp - (float)tempInt) * 10);
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// Set temperature decimal part
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data[5] = (td << 4);
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data[5] |= tf;
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// Set temperature float part
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data[4] |= (tempFloat << 4);
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}
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void setHumidity(byte* data, byte hum)
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{
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data[7] = (hum/10);
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data[6] |= (hum - data[7]*10) << 4;
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}
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void calculateAndSetChecksum(byte* data)
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{
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int sum = 0;
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for(byte i = 0; i<8;i++)
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{
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sum += (data[i]&0xF0) >> 4;
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sum += (data[i]&0xF);
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}
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data[8] = ((sum - 0xa) & 0xFF);
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}
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//*********************************************************************************************************
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/**
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* \brief Send logical "0" over RF
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* \details azero bit be represented by an off-to-on transition
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* \ of the RF signal at the middle of a clock period.
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* \ Remenber, the Oregon v2.1 protocol add an inverted bit first
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*/
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inline void sendZero(void)
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{
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SEND_HIGH();
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delayMicroseconds(TIME);
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SEND_LOW();
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delayMicroseconds(TWOTIME);
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SEND_HIGH();
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delayMicroseconds(TIME);
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}
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/**
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* \brief Send logical "1" over RF
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* \details a one bit be represented by an on-to-off transition
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* \ of the RF signal at the middle of a clock period.
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* \ Remenber, the Oregon v2.1 protocol add an inverted bit first
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*/
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inline void sendOne(void)
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{
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SEND_LOW();
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delayMicroseconds(TIME);
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SEND_HIGH();
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delayMicroseconds(TWOTIME);
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SEND_LOW();
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delayMicroseconds(TIME);
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}
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/**
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* \brief Send a bits quarter (4 bits = MSB from 8 bits value) over RF
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* \param data Data to send
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*/
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inline void sendQuarterMSB(const byte data)
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{
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(bitRead(data, 4)) ? sendOne() : sendZero();
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(bitRead(data, 5)) ? sendOne() : sendZero();
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(bitRead(data, 6)) ? sendOne() : sendZero();
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(bitRead(data, 7)) ? sendOne() : sendZero();
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}
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/**
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* \brief Send a bits quarter (4 bits = LSB from 8 bits value) over RF
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* \param data Data to send
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*/
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inline void sendQuarterLSB(const byte data)
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{
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(bitRead(data, 0)) ? sendOne() : sendZero();
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(bitRead(data, 1)) ? sendOne() : sendZero();
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(bitRead(data, 2)) ? sendOne() : sendZero();
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(bitRead(data, 3)) ? sendOne() : sendZero();
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}
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/******************************************************************/
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/******************************************************************/
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/******************************************************************/
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/**
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* \brief Send a buffer over RF
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* \param data Data to send
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* \param size size of data to send
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*/
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void sendData(byte *data, byte size)
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{
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for(byte i = 0; i < size; ++i)
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{
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sendQuarterLSB(data[i]);
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sendQuarterMSB(data[i]);
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}
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}
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/**
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* \brief Send an Oregon message
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* \param data The Oregon message
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*/
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void sendOregon(byte *data, byte size)
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{
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sendPreamble();
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//sendSync();
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sendData(data, size);
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sendPostamble();
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}
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/**
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* \brief Send preamble
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* \details The preamble consists of 16 "1" bits
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*/
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inline void sendPreamble(void)
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{
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byte PREAMBLE[]={
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0xFF,0xFF };
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sendData(PREAMBLE, 2);
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}
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/**
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* \brief Send postamble
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* \details The postamble consists of 8 "0" bits
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*/
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inline void sendPostamble(void)
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{
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byte POSTAMBLE[]={
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0x00 };
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sendData(POSTAMBLE, 1);
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}
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/**
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* \brief Send sync nibble
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* \details The sync is 0xA. It is not use in this version since the sync nibble
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* \ is include in the Oregon message to send.
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*/
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inline void sendSync(void)
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{
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sendQuarterLSB(0xA);
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}
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/******************************************************************/
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/******************************************************************/
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/******************************************************************/
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/**
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* \brief Set the sensor type
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* \param data Oregon message
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* \param type Sensor type
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*/
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inline void setType(byte *data, byte* type)
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{
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data[0] = type[0];
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data[1] = type[1];
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}
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/**
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* \brief Set the sensor channel
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* \param data Oregon message
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* \param channel Sensor channel (0x10, 0x20, 0x30)
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*/
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inline void setChannel(byte *data, byte channel)
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{
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data[2] = channel;
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}
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@ -1,295 +0,0 @@
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/*
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* Protocol: Oregon V2.1
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* Emulating sensor: THGR2228N
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*/
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#include <Wire.h>
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#include "BH1750FVI.h"
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BH1750FVI LightSensor;
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const byte TX_PIN = 10;
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const byte LED_PIN = 13;
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const unsigned long TIME = 512;
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const unsigned long TWOTIME = TIME*2;
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#define SEND_HIGH() digitalWrite(TX_PIN, HIGH)
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#define SEND_LOW() digitalWrite(TX_PIN, LOW)
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byte OregonMessageBuffer[9];
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unsigned long previousTime = 0;
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unsigned long currentTime = millis();
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int impulseCount = 0;
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void setup()
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{
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Serial.begin(9600);
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pinMode(TX_PIN, OUTPUT);
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pinMode(LED_PIN, OUTPUT);
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SEND_LOW();
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byte ID[] = { 0x1A,0x2D }; //temperature/humidity sensor (THGR2228N)
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setType(OregonMessageBuffer, ID);
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setChannel(OregonMessageBuffer, 0x20);
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LightSensor.begin();
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LightSensor.SetAddress(Device_Address_L);
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LightSensor.SetMode(Continuous_H_resolution_Mode);
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Serial.print("Started");
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}
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boolean light = false;
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void loop()
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{
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currentTime = millis();
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uint16_t lux = LightSensor.GetLightIntensity();
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//Serial.print("lux=");
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//Serial.println(lux);
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if(lux > 40 && !light){
|
||||
light = true;
|
||||
impulseCount++;
|
||||
}else if(lux < 40){
|
||||
light = false;
|
||||
}
|
||||
if(currentTime - previousTime > 60000) {
|
||||
previousTime = currentTime;
|
||||
Serial.print("total impulses = ");
|
||||
Serial.println(impulseCount);
|
||||
send433(impulseCount,0,0xBA);
|
||||
impulseCount = 0;
|
||||
delay(500);
|
||||
}
|
||||
}
|
||||
|
||||
void send433(float temperature, byte humidity, byte Identitet)
|
||||
{
|
||||
digitalWrite(LED_PIN, HIGH);
|
||||
setId(OregonMessageBuffer, Identitet); //set id of the sensor, BB=187
|
||||
setBatteryLevel(OregonMessageBuffer, 1); // 0 : low, 1 : high
|
||||
setTemperature(OregonMessageBuffer, temperature); //org setTemperature(OregonMessageBuffer, 55.5);
|
||||
setHumidity(OregonMessageBuffer, humidity);
|
||||
calculateAndSetChecksum(OregonMessageBuffer);
|
||||
|
||||
// Show the Oregon Message
|
||||
for (byte i = 0; i < sizeof(OregonMessageBuffer); ++i) {
|
||||
Serial.print(OregonMessageBuffer[i] >> 4, HEX);
|
||||
Serial.print(OregonMessageBuffer[i] & 0x0F, HEX);
|
||||
}
|
||||
Serial.println();
|
||||
|
||||
// Send the Message over RF
|
||||
sendOregon(OregonMessageBuffer, sizeof(OregonMessageBuffer));
|
||||
// Send a "pause"
|
||||
SEND_LOW();
|
||||
delayMicroseconds(TWOTIME*8);
|
||||
// Send a copie of the first message. The v2.1 protocol send the message two time
|
||||
sendOregon(OregonMessageBuffer, sizeof(OregonMessageBuffer));
|
||||
SEND_LOW();
|
||||
digitalWrite(LED_PIN, LOW);
|
||||
}
|
||||
|
||||
inline void setId(byte *data, byte ID)
|
||||
{
|
||||
data[3] = ID;
|
||||
}
|
||||
|
||||
void setBatteryLevel(byte *data, byte level)
|
||||
{
|
||||
if(!level) data[4] = 0x0C;
|
||||
else data[4] = 0x00;
|
||||
}
|
||||
|
||||
void setTemperature(byte *data, float temp)
|
||||
{
|
||||
// Set temperature sign
|
||||
if(temp < 0)
|
||||
{
|
||||
data[6] = 0x08;
|
||||
temp *= -1;
|
||||
}
|
||||
else
|
||||
{
|
||||
data[6] = 0x00;
|
||||
}
|
||||
|
||||
// Determine decimal and float part
|
||||
int tempInt = (int)temp;
|
||||
int td = (int)(tempInt / 10);
|
||||
int tf = (int)round((float)((float)tempInt/10 - (float)td) * 10);
|
||||
|
||||
int tempFloat = (int)round((float)(temp - (float)tempInt) * 10);
|
||||
|
||||
// Set temperature decimal part
|
||||
data[5] = (td << 4);
|
||||
data[5] |= tf;
|
||||
|
||||
// Set temperature float part
|
||||
data[4] |= (tempFloat << 4);
|
||||
}
|
||||
|
||||
void setHumidity(byte* data, byte hum)
|
||||
{
|
||||
data[7] = (hum/10);
|
||||
data[6] |= (hum - data[7]*10) << 4;
|
||||
}
|
||||
|
||||
void calculateAndSetChecksum(byte* data)
|
||||
{
|
||||
int sum = 0;
|
||||
for(byte i = 0; i<8;i++)
|
||||
{
|
||||
sum += (data[i]&0xF0) >> 4;
|
||||
sum += (data[i]&0xF);
|
||||
}
|
||||
data[8] = ((sum - 0xa) & 0xFF);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
//*********************************************************************************************************
|
||||
|
||||
|
||||
/**
|
||||
* \brief Send logical "0" over RF
|
||||
* \details azero bit be represented by an off-to-on transition
|
||||
* \ of the RF signal at the middle of a clock period.
|
||||
* \ Remenber, the Oregon v2.1 protocol add an inverted bit first
|
||||
*/
|
||||
inline void sendZero(void)
|
||||
{
|
||||
SEND_HIGH();
|
||||
delayMicroseconds(TIME);
|
||||
SEND_LOW();
|
||||
delayMicroseconds(TWOTIME);
|
||||
SEND_HIGH();
|
||||
delayMicroseconds(TIME);
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send logical "1" over RF
|
||||
* \details a one bit be represented by an on-to-off transition
|
||||
* \ of the RF signal at the middle of a clock period.
|
||||
* \ Remenber, the Oregon v2.1 protocol add an inverted bit first
|
||||
*/
|
||||
inline void sendOne(void)
|
||||
{
|
||||
SEND_LOW();
|
||||
delayMicroseconds(TIME);
|
||||
SEND_HIGH();
|
||||
delayMicroseconds(TWOTIME);
|
||||
SEND_LOW();
|
||||
delayMicroseconds(TIME);
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send a bits quarter (4 bits = MSB from 8 bits value) over RF
|
||||
* \param data Data to send
|
||||
*/
|
||||
inline void sendQuarterMSB(const byte data)
|
||||
{
|
||||
(bitRead(data, 4)) ? sendOne() : sendZero();
|
||||
(bitRead(data, 5)) ? sendOne() : sendZero();
|
||||
(bitRead(data, 6)) ? sendOne() : sendZero();
|
||||
(bitRead(data, 7)) ? sendOne() : sendZero();
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send a bits quarter (4 bits = LSB from 8 bits value) over RF
|
||||
* \param data Data to send
|
||||
*/
|
||||
inline void sendQuarterLSB(const byte data)
|
||||
{
|
||||
(bitRead(data, 0)) ? sendOne() : sendZero();
|
||||
(bitRead(data, 1)) ? sendOne() : sendZero();
|
||||
(bitRead(data, 2)) ? sendOne() : sendZero();
|
||||
(bitRead(data, 3)) ? sendOne() : sendZero();
|
||||
}
|
||||
|
||||
/******************************************************************/
|
||||
/******************************************************************/
|
||||
/******************************************************************/
|
||||
|
||||
/**
|
||||
* \brief Send a buffer over RF
|
||||
* \param data Data to send
|
||||
* \param size size of data to send
|
||||
*/
|
||||
void sendData(byte *data, byte size)
|
||||
{
|
||||
for(byte i = 0; i < size; ++i)
|
||||
{
|
||||
sendQuarterLSB(data[i]);
|
||||
sendQuarterMSB(data[i]);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send an Oregon message
|
||||
* \param data The Oregon message
|
||||
*/
|
||||
void sendOregon(byte *data, byte size)
|
||||
{
|
||||
sendPreamble();
|
||||
//sendSync();
|
||||
sendData(data, size);
|
||||
sendPostamble();
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send preamble
|
||||
* \details The preamble consists of 16 "1" bits
|
||||
*/
|
||||
inline void sendPreamble(void)
|
||||
{
|
||||
byte PREAMBLE[]={
|
||||
0xFF,0xFF };
|
||||
sendData(PREAMBLE, 2);
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send postamble
|
||||
* \details The postamble consists of 8 "0" bits
|
||||
*/
|
||||
inline void sendPostamble(void)
|
||||
{
|
||||
byte POSTAMBLE[]={
|
||||
0x00 };
|
||||
sendData(POSTAMBLE, 1);
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Send sync nibble
|
||||
* \details The sync is 0xA. It is not use in this version since the sync nibble
|
||||
* \ is include in the Oregon message to send.
|
||||
*/
|
||||
inline void sendSync(void)
|
||||
{
|
||||
sendQuarterLSB(0xA);
|
||||
}
|
||||
|
||||
/******************************************************************/
|
||||
/******************************************************************/
|
||||
/******************************************************************/
|
||||
|
||||
/**
|
||||
* \brief Set the sensor type
|
||||
* \param data Oregon message
|
||||
* \param type Sensor type
|
||||
*/
|
||||
inline void setType(byte *data, byte* type)
|
||||
{
|
||||
data[0] = type[0];
|
||||
data[1] = type[1];
|
||||
}
|
||||
|
||||
/**
|
||||
* \brief Set the sensor channel
|
||||
* \param data Oregon message
|
||||
* \param channel Sensor channel (0x10, 0x20, 0x30)
|
||||
*/
|
||||
inline void setChannel(byte *data, byte channel)
|
||||
{
|
||||
data[2] = channel;
|
||||
}
|
||||
|
||||
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue