0.5.1 GY521

Author: RobTillaart

libraries/GY521/CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
 
+## [0.5.1] - 2023-12-11
+- redo initialization order.
+
+
 ## [0.5.0] - 2023-12-05
 - refactor API, begin()
 - update readme.md

libraries/GY521/GY521.cpp

@@ -1,7 +1,7 @@
 //
 //    FILE: GY521.cpp
 //  AUTHOR: Rob Tillaart
-// VERSION: 0.5.0
+// VERSION: 0.5.1
 // PURPOSE: Arduino library for I2C GY521 accelerometer-gyroscope sensor
 //     URL: https://github.com/RobTillaart/GY521
 
@@ -25,7 +25,13 @@ GY521::GY521(uint8_t address, TwoWire *wire)
 {
   _address = address;
   _wire    = wire;
-  reset();
+
+  _ax  = _ay  = _az  = 0;
+  _aax = _aay = _aaz = 0;
+  _gx  = _gy  = _gz  = 0;
+  _pitch = 0;
+  _roll  = 0;
+  _yaw   = 0;
 }
 
 
@@ -35,6 +41,7 @@ bool GY521::begin()
   {
     return wakeup();
   }
+  reset();
   return false;
 }
 

libraries/GY521/GY521.h

@@ -2,7 +2,7 @@
 //
 //    FILE: GY521.h
 //  AUTHOR: Rob Tillaart
-// VERSION: 0.5.0
+// VERSION: 0.5.1
 // PURPOSE: Arduino library for I2C GY521 accelerometer-gyroscope sensor
 //     URL: https://github.com/RobTillaart/GY521
 
@@ -11,7 +11,7 @@
 #include "Wire.h"
 
 
-#define GY521_LIB_VERSION           (F("0.5.0"))
+#define GY521_LIB_VERSION           (F("0.5.1"))
 
 
 //  THROTTLE TIMING
@@ -39,10 +39,6 @@ class GY521
 public:
   GY521(uint8_t address = 0x69, TwoWire *wire = &Wire); //  0x68 or 0x69
 
-
-#if defined (ESP8266) || defined(ESP32)
-  bool     begin(uint8_t sda, uint8_t scl);
-#endif
   bool     begin();
   bool     isConnected();
   void     reset();
@@ -74,12 +70,12 @@ class GY521
   int16_t  read();
   //  optimized partial reading
   //  read accelerometer only
-  int16_t readAccel();
+  int16_t  readAccel();
   //  read gyroscope only can be done too
   //  however for pitch roll yaw you need all.
-  int16_t readGyro();
+  int16_t  readGyro();
   //  read temperature only, does not affect throttle.
-  int16_t readTemperature();
+  int16_t  readTemperature();
 
 
   //  CALL AFTER READ

libraries/GY521/examples/GY521_angle/GY521_angle.ino

@@ -2,6 +2,7 @@
 //    FILE: GY521_angle.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: read angleX, angleY, angleZ
+//     URL: https://github.com/RobTillaart/GY521
 
 
 #include "GY521.h"
@@ -56,8 +57,8 @@ void loop()
     //  Serial.println("\nCNT\tX\tY\tZ");
   }
 
-  // Serial.print(counter);
-  // Serial.print('\t');
+  //  Serial.print(counter);
+  //  Serial.print('\t');
   Serial.print(x, 1);
   Serial.print('\t');
   Serial.print(y, 1);

libraries/GY521/examples/GY521_performance/GY521_performance.ino

@@ -2,7 +2,7 @@
 //    FILE: GY521_performance.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: minimal demo
-
+//     URL: https://github.com/RobTillaart/GY521
 
 #include "GY521.h"
 

libraries/GY521/examples/GY521_pitch_roll_yaw/GY521_pitch_roll_yaw.ino

@@ -2,6 +2,7 @@
 //    FILE: GY521_pitch_roll_yaw.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: demo pitch roll yaw
+//     URL: https://github.com/RobTillaart/GY521
 
 
 #include "GY521.h"

libraries/GY521/examples/GY521_readCalibration_1/GY521_readCalibration_1.ino

@@ -2,6 +2,7 @@
 //    FILE: GY521_readCalibration_1.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: read the calibration values / errors for a flat sensor.
+//     URL: https://github.com/RobTillaart/GY521
 
 
 #include "GY521.h"
@@ -29,7 +30,7 @@ void setup()
   {
     Serial.println("Could not connect to GY521");
   }
-  // adjust when needed.
+  //  adjust when needed.
   sensor.setAccelSensitivity(0);  //  2g
   sensor.setGyroSensitivity(0);   //  250 degrees/s
   sensor.setThrottle(false);

libraries/GY521/examples/GY521_readCalibration_2/GY521_readCalibration_2.ino

@@ -2,7 +2,7 @@
 //    FILE: readCalibration_2.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: read the calibration values / errors for a flat sensor.
-
+//     URL: https://github.com/RobTillaart/GY521
 
 #include "GY521.h"
 

libraries/GY521/examples/GY521_test_1/GY521_test_1.ino

@@ -2,7 +2,7 @@
 //    FILE: GY521_test_1.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: minimal demo to test working of the sensor.
-
+//     URL: https://github.com/RobTillaart/GY521
 
 #include "GY521.h"
 

libraries/GY521/examples/GY521_test_2/GY521_test_2.ino

@@ -2,6 +2,7 @@
 //    FILE: GY521_test_2.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: test set/get functions
+//     URL: https://github.com/RobTillaart/GY521
 
 
 #include "GY521.h"