diff --git a/.github/workflows/githubci.yml b/.github/workflows/githubci.yml
new file mode 100644
index 0000000..491510d
--- /dev/null
+++ b/.github/workflows/githubci.yml
@@ -0,0 +1,32 @@
+name: Arduino Library CI
+
+on: [pull_request, push, repository_dispatch]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    
+    steps:
+    - uses: actions/setup-python@v1
+      with:
+        python-version: '3.x'
+    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2
+      with:
+         repository: adafruit/ci-arduino
+         path: ci
+
+    - name: pre-install
+      run: bash ci/actions_install.sh
+
+    - name: test platforms
+      run: python3 ci/build_platform.py main_platforms
+
+    - name: clang
+      run: python3 ci/run-clang-format.py -e "ci/*" -e "bin/*" -r . 
+
+    - name: doxygen
+      env:
+        GH_REPO_TOKEN: ${{ secrets.GH_REPO_TOKEN }}
+        PRETTYNAME : "Adafruit BMP085 Library"
+      run: bash ci/doxy_gen_and_deploy.sh
diff --git a/Adafruit_BMP085.cpp b/Adafruit_BMP085.cpp
index 14e7e96..c78dd86 100644
--- a/Adafruit_BMP085.cpp
+++ b/Adafruit_BMP085.cpp
@@ -1,34 +1,45 @@
-/*************************************************** 
-  This is a library for the Adafruit BMP085/BMP180 Barometric Pressure + Temp sensor
-
-  Designed specifically to work with the Adafruit BMP085 or BMP180 Breakout 
-  ----> http://www.adafruit.com/products/391
-  ----> http://www.adafruit.com/products/1603
-
-  These displays use I2C to communicate, 2 pins are required to  
-  interface
-  Adafruit invests time and resources providing this open source code, 
-  please support Adafruit and open-source hardware by purchasing 
-  products from Adafruit!
-
-  Written by Limor Fried/Ladyada for Adafruit Industries.  
-  BSD license, all text above must be included in any redistribution
- ****************************************************/
+/*!
+ * @file Adafruit_BMP085.cpp
+ *
+ * @mainpage Adafruit BMP085 Library
+ *
+ * @section intro_sec Introduction
+ *
+ * This is a library for the Adafruit BMP085/BMP180 Barometric Pressure + Temp
+ * sensor
+ *
+ * Designed specifically to work with the Adafruit BMP085 or BMP180 Breakout
+ * ----> http://www.adafruit.com/products/391
+ * ----> http://www.adafruit.com/products/1603
+ *
+ * These displays use I2C to communicate, 2 pins are required to
+ * interface
+ * Adafruit invests time and resources providing this open source code,
+ * please support Adafruit and open-source hardware by purchasing
+ * products from Adafruit!
+ *
+ * @section author Author
+ *
+ * Written by Limor Fried/Ladyada for Adafruit Industries.
+ *
+ * @section license License
+ *
+ * BSD license, all text above must be included in any redistribution
+ */
 
 #include "Adafruit_BMP085.h"
 
-Adafruit_BMP085::Adafruit_BMP085() {
-}
-
+Adafruit_BMP085::Adafruit_BMP085() {}
 
 boolean Adafruit_BMP085::begin(uint8_t mode) {
-  if (mode > BMP085_ULTRAHIGHRES) 
+  if (mode > BMP085_ULTRAHIGHRES)
     mode = BMP085_ULTRAHIGHRES;
   oversampling = mode;
 
   Wire.begin();
 
-  if (read8(0xD0) != 0x55) return false;
+  if (read8(0xD0) != 0x55)
+    return false;
 
   /* read calibration data */
   ac1 = read16(BMP085_CAL_AC1);
@@ -45,19 +56,30 @@ boolean Adafruit_BMP085::begin(uint8_t mode) {
   mc = read16(BMP085_CAL_MC);
   md = read16(BMP085_CAL_MD);
 #if (BMP085_DEBUG == 1)
-  Serial.print("ac1 = "); Serial.println(ac1, DEC);
-  Serial.print("ac2 = "); Serial.println(ac2, DEC);
-  Serial.print("ac3 = "); Serial.println(ac3, DEC);
-  Serial.print("ac4 = "); Serial.println(ac4, DEC);
-  Serial.print("ac5 = "); Serial.println(ac5, DEC);
-  Serial.print("ac6 = "); Serial.println(ac6, DEC);
-
-  Serial.print("b1 = "); Serial.println(b1, DEC);
-  Serial.print("b2 = "); Serial.println(b2, DEC);
-
-  Serial.print("mb = "); Serial.println(mb, DEC);
-  Serial.print("mc = "); Serial.println(mc, DEC);
-  Serial.print("md = "); Serial.println(md, DEC);
+  Serial.print("ac1 = ");
+  Serial.println(ac1, DEC);
+  Serial.print("ac2 = ");
+  Serial.println(ac2, DEC);
+  Serial.print("ac3 = ");
+  Serial.println(ac3, DEC);
+  Serial.print("ac4 = ");
+  Serial.println(ac4, DEC);
+  Serial.print("ac5 = ");
+  Serial.println(ac5, DEC);
+  Serial.print("ac6 = ");
+  Serial.println(ac6, DEC);
+
+  Serial.print("b1 = ");
+  Serial.println(b1, DEC);
+  Serial.print("b2 = ");
+  Serial.println(b2, DEC);
+
+  Serial.print("mb = ");
+  Serial.println(mb, DEC);
+  Serial.print("mc = ");
+  Serial.println(mc, DEC);
+  Serial.print("md = ");
+  Serial.println(md, DEC);
 #endif
 
   return true;
@@ -65,7 +87,7 @@ boolean Adafruit_BMP085::begin(uint8_t mode) {
 
 int32_t Adafruit_BMP085::computeB5(int32_t UT) {
   int32_t X1 = (UT - (int32_t)ac6) * ((int32_t)ac5) >> 15;
-  int32_t X2 = ((int32_t)mc << 11) / (X1+(int32_t)md);
+  int32_t X2 = ((int32_t)mc << 11) / (X1 + (int32_t)md);
   return X1 + X2;
 }
 
@@ -73,7 +95,8 @@ uint16_t Adafruit_BMP085::readRawTemperature(void) {
   write8(BMP085_CONTROL, BMP085_READTEMPCMD);
   delay(5);
 #if BMP085_DEBUG == 1
-  Serial.print("Raw temp: "); Serial.println(read16(BMP085_TEMPDATA));
+  Serial.print("Raw temp: ");
+  Serial.println(read16(BMP085_TEMPDATA));
 #endif
   return read16(BMP085_TEMPDATA);
 }
@@ -83,36 +106,36 @@ uint32_t Adafruit_BMP085::readRawPressure(void) {
 
   write8(BMP085_CONTROL, BMP085_READPRESSURECMD + (oversampling << 6));
 
-  if (oversampling == BMP085_ULTRALOWPOWER) 
+  if (oversampling == BMP085_ULTRALOWPOWER)
     delay(5);
-  else if (oversampling == BMP085_STANDARD) 
+  else if (oversampling == BMP085_STANDARD)
     delay(8);
-  else if (oversampling == BMP085_HIGHRES) 
+  else if (oversampling == BMP085_HIGHRES)
     delay(14);
-  else 
+  else
     delay(26);
 
   raw = read16(BMP085_PRESSUREDATA);
 
   raw <<= 8;
-  raw |= read8(BMP085_PRESSUREDATA+2);
+  raw |= read8(BMP085_PRESSUREDATA + 2);
   raw >>= (8 - oversampling);
 
- /* this pull broke stuff, look at it later?
-  if (oversampling==0) {
-    raw <<= 8;
-    raw |= read8(BMP085_PRESSUREDATA+2);
-    raw >>= (8 - oversampling);
-  }
- */
+  /* this pull broke stuff, look at it later?
+   if (oversampling==0) {
+     raw <<= 8;
+     raw |= read8(BMP085_PRESSUREDATA+2);
+     raw >>= (8 - oversampling);
+   }
+  */
 
 #if BMP085_DEBUG == 1
-  Serial.print("Raw pressure: "); Serial.println(raw);
+  Serial.print("Raw pressure: ");
+  Serial.println(raw);
 #endif
   return raw;
 }
 
-
 int32_t Adafruit_BMP085::readPressure(void) {
   int32_t UT, UP, B3, B5, B6, X1, X2, X3, p;
   uint32_t B4, B7;
@@ -140,36 +163,47 @@ int32_t Adafruit_BMP085::readPressure(void) {
   B5 = computeB5(UT);
 
 #if BMP085_DEBUG == 1
-  Serial.print("X1 = "); Serial.println(X1);
-  Serial.print("X2 = "); Serial.println(X2);
-  Serial.print("B5 = "); Serial.println(B5);
+  Serial.print("X1 = ");
+  Serial.println(X1);
+  Serial.print("X2 = ");
+  Serial.println(X2);
+  Serial.print("B5 = ");
+  Serial.println(B5);
 #endif
 
   // do pressure calcs
   B6 = B5 - 4000;
-  X1 = ((int32_t)b2 * ( (B6 * B6)>>12 )) >> 11;
+  X1 = ((int32_t)b2 * ((B6 * B6) >> 12)) >> 11;
   X2 = ((int32_t)ac2 * B6) >> 11;
   X3 = X1 + X2;
-  B3 = ((((int32_t)ac1*4 + X3) << oversampling) + 2) / 4;
+  B3 = ((((int32_t)ac1 * 4 + X3) << oversampling) + 2) / 4;
 
 #if BMP085_DEBUG == 1
-  Serial.print("B6 = "); Serial.println(B6);
-  Serial.print("X1 = "); Serial.println(X1);
-  Serial.print("X2 = "); Serial.println(X2);
-  Serial.print("B3 = "); Serial.println(B3);
+  Serial.print("B6 = ");
+  Serial.println(B6);
+  Serial.print("X1 = ");
+  Serial.println(X1);
+  Serial.print("X2 = ");
+  Serial.println(X2);
+  Serial.print("B3 = ");
+  Serial.println(B3);
 #endif
 
   X1 = ((int32_t)ac3 * B6) >> 13;
   X2 = ((int32_t)b1 * ((B6 * B6) >> 12)) >> 16;
   X3 = ((X1 + X2) + 2) >> 2;
   B4 = ((uint32_t)ac4 * (uint32_t)(X3 + 32768)) >> 15;
-  B7 = ((uint32_t)UP - B3) * (uint32_t)( 50000UL >> oversampling );
+  B7 = ((uint32_t)UP - B3) * (uint32_t)(50000UL >> oversampling);
 
 #if BMP085_DEBUG == 1
-  Serial.print("X1 = "); Serial.println(X1);
-  Serial.print("X2 = "); Serial.println(X2);
-  Serial.print("B4 = "); Serial.println(B4);
-  Serial.print("B7 = "); Serial.println(B7);
+  Serial.print("X1 = ");
+  Serial.println(X1);
+  Serial.print("X2 = ");
+  Serial.println(X2);
+  Serial.print("B4 = ");
+  Serial.println(B4);
+  Serial.print("B7 = ");
+  Serial.println(B7);
 #endif
 
   if (B7 < 0x80000000) {
@@ -182,25 +216,29 @@ int32_t Adafruit_BMP085::readPressure(void) {
   X2 = (-7357 * p) >> 16;
 
 #if BMP085_DEBUG == 1
-  Serial.print("p = "); Serial.println(p);
-  Serial.print("X1 = "); Serial.println(X1);
-  Serial.print("X2 = "); Serial.println(X2);
+  Serial.print("p = ");
+  Serial.println(p);
+  Serial.print("X1 = ");
+  Serial.println(X1);
+  Serial.print("X2 = ");
+  Serial.println(X2);
 #endif
 
-  p = p + ((X1 + X2 + (int32_t)3791)>>4);
+  p = p + ((X1 + X2 + (int32_t)3791) >> 4);
 #if BMP085_DEBUG == 1
-  Serial.print("p = "); Serial.println(p);
+  Serial.print("p = ");
+  Serial.println(p);
 #endif
   return p;
 }
 
 int32_t Adafruit_BMP085::readSealevelPressure(float altitude_meters) {
   float pressure = readPressure();
-  return (int32_t)(pressure / pow(1.0-altitude_meters/44330, 5.255));
+  return (int32_t)(pressure / pow(1.0 - altitude_meters / 44330, 5.255));
 }
 
 float Adafruit_BMP085::readTemperature(void) {
-  int32_t UT, B5;     // following ds convention
+  int32_t UT, B5; // following ds convention
   float temp;
 
   UT = readRawTemperature();
@@ -215,9 +253,9 @@ float Adafruit_BMP085::readTemperature(void) {
 #endif
 
   B5 = computeB5(UT);
-  temp = (B5+8) >> 4;
+  temp = (B5 + 8) >> 4;
   temp /= 10;
-  
+
   return temp;
 }
 
@@ -226,27 +264,26 @@ float Adafruit_BMP085::readAltitude(float sealevelPressure) {
 
   float pressure = readPressure();
 
-  altitude = 44330 * (1.0 - pow(pressure /sealevelPressure,0.1903));
+  altitude = 44330 * (1.0 - pow(pressure / sealevelPressure, 0.1903));
 
   return altitude;
 }
 
-
 /*********************************************************************/
 
 uint8_t Adafruit_BMP085::read8(uint8_t a) {
   uint8_t ret;
 
-  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device 
+  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device
 #if (ARDUINO >= 100)
   Wire.write(a); // sends register address to read from
 #else
-  Wire.send(a); // sends register address to read from
+  Wire.send(a);         // sends register address to read from
 #endif
   Wire.endTransmission(); // end transmission
-  
-  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device 
-  Wire.requestFrom(BMP085_I2CADDR, 1);// send data n-bytes read
+
+  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device
+  Wire.requestFrom(BMP085_I2CADDR, 1);    // send data n-bytes read
 #if (ARDUINO >= 100)
   ret = Wire.read(); // receive DATA
 #else
@@ -260,16 +297,16 @@ uint8_t Adafruit_BMP085::read8(uint8_t a) {
 uint16_t Adafruit_BMP085::read16(uint8_t a) {
   uint16_t ret;
 
-  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device 
+  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device
 #if (ARDUINO >= 100)
   Wire.write(a); // sends register address to read from
 #else
-  Wire.send(a); // sends register address to read from
+  Wire.send(a);         // sends register address to read from
 #endif
   Wire.endTransmission(); // end transmission
-  
-  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device 
-  Wire.requestFrom(BMP085_I2CADDR, 2);// send data n-bytes read
+
+  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device
+  Wire.requestFrom(BMP085_I2CADDR, 2);    // send data n-bytes read
 #if (ARDUINO >= 100)
   ret = Wire.read(); // receive DATA
   ret <<= 8;
@@ -285,13 +322,13 @@ uint16_t Adafruit_BMP085::read16(uint8_t a) {
 }
 
 void Adafruit_BMP085::write8(uint8_t a, uint8_t d) {
-  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device 
+  Wire.beginTransmission(BMP085_I2CADDR); // start transmission to device
 #if (ARDUINO >= 100)
   Wire.write(a); // sends register address to read from
-  Wire.write(d);  // write data
+  Wire.write(d); // write data
 #else
-  Wire.send(a); // sends register address to read from
-  Wire.send(d);  // write data
+  Wire.send(a);          // sends register address to read from
+  Wire.send(d);          // write data
 #endif
   Wire.endTransmission(); // end transmission
 }
diff --git a/Adafruit_BMP085.h b/Adafruit_BMP085.h
index d91b7b1..56d7053 100644
--- a/Adafruit_BMP085.h
+++ b/Adafruit_BMP085.h
@@ -1,69 +1,105 @@
-/*************************************************** 
-  This is a library for the Adafruit BMP085/BMP180 Barometric Pressure + Temp sensor
-
-  Designed specifically to work with the Adafruit BMP085 or BMP180 Breakout 
-  ----> http://www.adafruit.com/products/391
-  ----> http://www.adafruit.com/products/1603
-
-  These displays use I2C to communicate, 2 pins are required to  
-  interface
-  Adafruit invests time and resources providing this open source code, 
-  please support Adafruit and open-source hardware by purchasing 
-  products from Adafruit!
-
-  Written by Limor Fried/Ladyada for Adafruit Industries.  
-  BSD license, all text above must be included in any redistribution
- ****************************************************/
+/*!
+ * @file Adafruit_BMP085.h
+ *
+ * This is a library for the Adafruit BMP085/BMP180 Barometric Pressure + Temp
+ * sensor
+ *
+ * Designed specifically to work with the Adafruit BMP085 or BMP180 Breakout
+ * ----> http://www.adafruit.com/products/391
+ * ----> http://www.adafruit.com/products/1603
+ *
+ * These displays use I2C to communicate, 2 pins are required to
+ * interface
+ * Adafruit invests time and resources providing this open source code,
+ * please support Adafruit and open-source hardware by purchasing
+ * products from Adafruit!
+ *
+ * Written by Limor Fried/Ladyada for Adafruit Industries.
+ * BSD license, all text above must be included in any redistribution
+ */
 
 #ifndef ADAFRUIT_BMP085_H
 #define ADAFRUIT_BMP085_H
 
 #if (ARDUINO >= 100)
- #include "Arduino.h"
+#include "Arduino.h"
 #else
- #include "WProgram.h"
+#include "WProgram.h"
 #endif
 #include "Wire.h"
 
-#define BMP085_DEBUG 0
+#define BMP085_DEBUG 0 //!< Debug mode
 
-#define BMP085_I2CADDR 0x77
+#define BMP085_I2CADDR 0x77 //!< BMP085 I2C address
 
-#define BMP085_ULTRALOWPOWER 0
-#define BMP085_STANDARD      1
-#define BMP085_HIGHRES       2
-#define BMP085_ULTRAHIGHRES  3
-#define BMP085_CAL_AC1           0xAA  // R   Calibration data (16 bits)
-#define BMP085_CAL_AC2           0xAC  // R   Calibration data (16 bits)
-#define BMP085_CAL_AC3           0xAE  // R   Calibration data (16 bits)    
-#define BMP085_CAL_AC4           0xB0  // R   Calibration data (16 bits)
-#define BMP085_CAL_AC5           0xB2  // R   Calibration data (16 bits)
-#define BMP085_CAL_AC6           0xB4  // R   Calibration data (16 bits)
-#define BMP085_CAL_B1            0xB6  // R   Calibration data (16 bits)
-#define BMP085_CAL_B2            0xB8  // R   Calibration data (16 bits)
-#define BMP085_CAL_MB            0xBA  // R   Calibration data (16 bits)
-#define BMP085_CAL_MC            0xBC  // R   Calibration data (16 bits)
-#define BMP085_CAL_MD            0xBE  // R   Calibration data (16 bits)
-
-#define BMP085_CONTROL           0xF4 
-#define BMP085_TEMPDATA          0xF6
-#define BMP085_PRESSUREDATA      0xF6
-#define BMP085_READTEMPCMD          0x2E
-#define BMP085_READPRESSURECMD            0x34
+#define BMP085_ULTRALOWPOWER 0 //!< Ultra low power mode
+#define BMP085_STANDARD 1      //!< Standard mode
+#define BMP085_HIGHRES 2       //!< High-res mode
+#define BMP085_ULTRAHIGHRES 3  //!< Ultra high-res mode
+#define BMP085_CAL_AC1 0xAA    //!< R   Calibration data (16 bits)
+#define BMP085_CAL_AC2 0xAC    //!< R   Calibration data (16 bits)
+#define BMP085_CAL_AC3 0xAE    //!< R   Calibration data (16 bits)
+#define BMP085_CAL_AC4 0xB0    //!< R   Calibration data (16 bits)
+#define BMP085_CAL_AC5 0xB2    //!< R   Calibration data (16 bits)
+#define BMP085_CAL_AC6 0xB4    //!< R   Calibration data (16 bits)
+#define BMP085_CAL_B1 0xB6     //!< R   Calibration data (16 bits)
+#define BMP085_CAL_B2 0xB8     //!< R   Calibration data (16 bits)
+#define BMP085_CAL_MB 0xBA     //!< R   Calibration data (16 bits)
+#define BMP085_CAL_MC 0xBC     //!< R   Calibration data (16 bits)
+#define BMP085_CAL_MD 0xBE     //!< R   Calibration data (16 bits)
 
+#define BMP085_CONTROL 0xF4         //!< Control register
+#define BMP085_TEMPDATA 0xF6        //!< Temperature data register
+#define BMP085_PRESSUREDATA 0xF6    //!< Pressure data register
+#define BMP085_READTEMPCMD 0x2E     //!< Read temperature control register value
+#define BMP085_READPRESSURECMD 0x34 //!< Read pressure control register value
 
+/*!
+ * @brief Main BMP085 class
+ */
 class Adafruit_BMP085 {
- public:
+public:
   Adafruit_BMP085();
-  boolean begin(uint8_t mode = BMP085_ULTRAHIGHRES);  // by default go highres
+  /*!
+   * @brief Starts I2C connection
+   * @param mode Mode to set, ultra high-res by default
+   * @return Returns true if successful
+   */
+  boolean begin(uint8_t mode = BMP085_ULTRAHIGHRES);
+  /*!
+   * @brief Gets the temperature over I2C from the BMP085
+   * @return Returns the temperature
+   */
   float readTemperature(void);
+  /*!
+   * @brief Gets the pressure over I2C from the BMP085
+   * @return Returns the pressure
+   */
   int32_t readPressure(void);
+  /*!
+   * @brief Calculates the pressure at sea level
+   * @param altitude_meters Current altitude (in meters)
+   * @return Returns the calculated pressure at sea level
+   */
   int32_t readSealevelPressure(float altitude_meters = 0);
+  /*!
+   * @brief Reads the altitude
+   * @param sealevelPressure Pressure at sea level, measured in pascals
+   * @return Returns the altitude
+   */
   float readAltitude(float sealevelPressure = 101325); // std atmosphere
+  /*!
+   * @brief Reads the raw temperature
+   * @return Returns signed 16-bit integer of the raw temperature
+   */
   uint16_t readRawTemperature(void);
+  /*!
+   * @brief Reads the raw pressure
+   * @return Returns signed 32-bit integer of the raw temperature
+   */
   uint32_t readRawPressure(void);
-  
- private:
+
+private:
   int32_t computeB5(int32_t UT);
   uint8_t read8(uint8_t addr);
   uint16_t read16(uint8_t addr);
@@ -75,5 +111,4 @@ class Adafruit_BMP085 {
   uint16_t ac4, ac5, ac6;
 };
 
-
 #endif //  ADAFRUIT_BMP085_H
diff --git a/README.txt b/README.md
similarity index 77%
rename from README.txt
rename to README.md
index 0a465b7..6912b2f 100644
--- a/README.txt
+++ b/README.md
@@ -1,3 +1,5 @@
+# Adafruit BMP085 Library [![Build Status](https://github.com/adafruit/Adafruit-BMP085-Library/workflows/Arduino%20Library%20CI/badge.svg)](https://github.com/adafruit/Adafruit-BMP085-Library/actions)[![Documentation](https://github.com/adafruit/ci-arduino/blob/master/assets/doxygen_badge.svg)](http://adafruit.github.io/Adafruit-BMP085-Library/html/index.html)
+
 This is a library for the Adafruit BMP085/BMP180 Barometric Pressure + Temp sensor
 
 Designed specifically to work with the Adafruit BMP085 or BMP180 Breakout 
@@ -25,4 +27,4 @@ Place the Adafruit_BMP085 library folder your arduinosketchfolder/libraries/ fol
 You may need to create the libraries subfolder if its your first library. Restart the IDE.
 
 We also have a great tutorial on Arduino library installation at:
-http://learn.adafruit.com/adafruit-all-about-arduino-libraries-install-use
\ No newline at end of file
+http://learn.adafruit.com/adafruit-all-about-arduino-libraries-install-use
diff --git a/library.properties b/library.properties
index 84e68fc..3b5285e 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=Adafruit BMP085 Library
-version=1.0.1
+version=1.1.0
 author=Adafruit
 maintainer=Adafruit <info@adafruit.com>
 sentence=A powerful but easy to use BMP085/BMP180 Library