Embedded Files
GY-88感測器：共結合MPU6050、HMC5883L和BMP085三種感測器。
GY-88感測器：共結合MPU6050、HMC5883L和BMP085三種感測器。
MPU-6050 ：三軸加速計 + 三軸陀螺儀
HMC5883L：三軸電子羅盤
BMP085：氣壓 + 溫度
[GY-88腳位]
[GY-88腳位]
VIN -> arduino pin3
3V3 --> arduino 3v3
GND --> arduino GND
SCL --> arduino A5
SDA --> arduino A4
[GY-88函式庫]
[GY-88函式庫]
在Arduino IDE搜尋"mpu6050" --> 安裝「Adafruit MPU6050」，如有跳出安裝相關library提示，也都要安裝。
//Adafruit MPU6050範例：basics_readings
// Basic demo for accelerometer readings from Adafruit MPU6050
#include <Adafruit_MPU6050.h>
#include <Adafruit_Sensor.h>
#include <Wire.h>
Adafruit_MPU6050 mpu;
void setup(void) {
Serial.begin(115200);
while (!Serial)
delay(10); // will pause Zero, Leonardo, etc until serial console opens
Serial.println("Adafruit MPU6050 test!");
// Try to initialize!
if (!mpu.begin()) {
Serial.println("Failed to find MPU6050 chip");
while (1) {
delay(10);
}
}
Serial.println("MPU6050 Found!");
mpu.setAccelerometerRange(MPU6050_RANGE_8_G);
Serial.print("Accelerometer range set to: ");
switch (mpu.getAccelerometerRange()) {
case MPU6050_RANGE_2_G:
Serial.println("+-2G");
break;
case MPU6050_RANGE_4_G:
Serial.println("+-4G");
break;
case MPU6050_RANGE_8_G:
Serial.println("+-8G");
break;
case MPU6050_RANGE_16_G:
Serial.println("+-16G");
break;
}
mpu.setGyroRange(MPU6050_RANGE_500_DEG);
Serial.print("Gyro range set to: ");
switch (mpu.getGyroRange()) {
case MPU6050_RANGE_250_DEG:
Serial.println("+- 250 deg/s");
break;
case MPU6050_RANGE_500_DEG:
Serial.println("+- 500 deg/s");
break;
case MPU6050_RANGE_1000_DEG:
Serial.println("+- 1000 deg/s");
break;
case MPU6050_RANGE_2000_DEG:
Serial.println("+- 2000 deg/s");
break;
}
mpu.setFilterBandwidth(MPU6050_BAND_21_HZ);
Serial.print("Filter bandwidth set to: ");
switch (mpu.getFilterBandwidth()) {
case MPU6050_BAND_260_HZ:
Serial.println("260 Hz");
break;
case MPU6050_BAND_184_HZ:
Serial.println("184 Hz");
break;
case MPU6050_BAND_94_HZ:
Serial.println("94 Hz");
break;
case MPU6050_BAND_44_HZ:
Serial.println("44 Hz");
break;
case MPU6050_BAND_21_HZ:
Serial.println("21 Hz");
break;
case MPU6050_BAND_10_HZ:
Serial.println("10 Hz");
break;
case MPU6050_BAND_5_HZ:
Serial.println("5 Hz");
break;
}
Serial.println("");
delay(100);
}
void loop() {
/* Get new sensor events with the readings */
sensors_event_t a, g, temp;
mpu.getEvent(&a, &g, &temp);
/* Print out the values */
Serial.print("Acceleration X: ");
Serial.print(a.acceleration.x);
Serial.print(", Y: ");
Serial.print(a.acceleration.y);
Serial.print(", Z: ");
Serial.print(a.acceleration.z);
Serial.println(" m/s^2");
Serial.print("Rotation X: ");
Serial.print(g.gyro.x);
Serial.print(", Y: ");
Serial.print(g.gyro.y);
Serial.print(", Z: ");
Serial.print(g.gyro.z);
Serial.println(" rad/s");
Serial.print("Temperature: ");
Serial.print(temp.temperature);
Serial.println(" degC");
Serial.println("");
delay(500);
}
參考網站：
1. GY sensor 相關程式：http://kom.aau.dk/~jdn/edu/doc/arduino/sensors/gy80gy87gy88/GYSensor/
2. GY-88的硬體說明：http://www.haoyuelectronics.com/Attachment/GY-88/
3. 微機電系統的發展與應用：http://scimonth.blogspot.com/2014/07/blog-post_94.html
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