Sensor module for temperature, air pressure, and humidity
Dependencies: DHT11 LM75B mpl115a2
SensorModule.cpp
- Committer:
- yukari_hinata
- Date:
- 2015-02-15
- Revision:
- 1:3d6d2ff7ff8a
- Parent:
- 0:98946a466ef8
- Child:
- 2:d1f55b26ccac
File content as of revision 1:3d6d2ff7ff8a:
#include "SensorModule.hpp" // コンストラクタ SensorModule::SensorModule(int n_sample) { // サンプリング回数, インスタンス初期化 this->n_sample = n_sample; this->temperture_sensor = new AnalogIn(p15); this->humidity_sensor = new DHT11(p11); this->pressure_i2c = new I2C(p9, p10); this->pressure_sensor = new MPL115A2(pressure_i2c); pressure_sensor->begin(); } // デストラクタ SensorModule::~SensorModule(void) { delete temperture_sensor; delete humidity_sensor; delete pressure_i2c; delete pressure_sensor; } // 全センサーからn_sample回読み出し, 平均値で更新する. void SensorModule::read_all_sensor(void) { register float sum_temp = 0, sum_humid = 0, sum_pres = 0; // float sum_temp2 = 0; 気圧センサ, 実は温度も測れる pressure_sensor->ReadSensor(); do { // AnalogInを用いる場合は,n_samle回センサーから読み出す. for (int count = 0; count < n_sample; count++ ) { // LM61CIZの温度読み取り sum_temp += (temperture_sensor->read()-(0.6/3.3))/(0.01/3.3); // MPL115A2の気圧読み取り pressure_sensor->ReadSensor(); sum_pres += pressure_sensor->GetPressure(); // sum_temp2 += pressure_sensor->GetTemperature(); wait(0.1); } // 異常値ならばやり直し(たま〜に異常値をとる...) } while( fabsf(new_temperture - (sum_temp / n_sample)) > 40 ); new_temperture = sum_temp / n_sample; new_pressure = sum_pres / n_sample; // printf("LM61CIZ : %f vs. MPL115A2 : %f \r\n", sum_temp / n_sample, sum_temp2 / n_sample); // 更新. // DHT11の湿度読み取り if (humidity_sensor->readData() != DHT11::OK) { fprintf( stderr, "Error in Humidity Sensor \r\n"); } else { new_humidity = float(humidity_sensor->readHumidity()); } }