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| %% setup | |
| hold all | |
| a=arduino; | |
| mpu=i2cdev(a,'0x68'); %mpu adress is normally 0x68 | |
| writeRegister(mpu, hex2dec('B6'), hex2dec('00'), 'int16'); %reset | |
| data=zeros(10000,14,'int8'); %prelocating for the speed | |
| j=1; | |
| a1 = animatedline('Color',[1 0 0]); | |
| a2 = animatedline('Color',[0 1 0]); | |
| a3 = animatedline('Color',[0 0 1]); | |
| legend('Accel_x','Accel_y','Accel_z') | |
| %% loop | |
| while(true) | |
| x=1; | |
| for i=59:72 % 14 Data Registers for Accel,Temp,Gyro | |
| data(j,x)= readRegister(mpu, i, 'int8'); | |
| x=x+1; | |
| end | |
| y=swapbytes(typecast(data(j,:), 'int16')) %if your system is big-endian remove the swapbytes function | |
| addpoints(a1,j,double(y(1))); | |
| addpoints(a2,j,double(y(2))); | |
| addpoints(a3,j,double(y(3))); | |
| j=j+1; | |
| drawnow limitrate | |
| end |
Excuse me, in what pin slot of the arduino you conect the IMU, could you share the electrical digram
Depends on which Arduino board you are using but you are going to need for cables to connect
MPU-6050's VCC to Arduino's VCC
MPU-6050's GND to Arduino's GND
MPU-6050's SCL to Arduino's resereved pin for SCL
MPU-6050's SDA to Arduino's resereved pin for SDA
That's very intersting. How can I plot angle x,y and z mpu6050 on matlab?
I'm getting error:
Unrecognized function or variable 'i2cdev'.
Error in mpu60501 (line 4)
mpu=i2cdev(a,0x68); %mpu adress is normally 0x68
I'm getting error:
Unrecognized function or variable 'i2cdev'.Error in mpu60501 (line 4)
mpu=i2cdev(a,0x68); %mpu adress is normally 0x68
I am getting the same error
You need to install Arduino support package
Could you maybe tell me what each of this lines do?
I don't know how it really works.
Excuse me, how to solve this error?
Error using IMU_Plot (line 17)
Failed to read int8 values from register 3B.
Line 17 is: data(j,x)= readRegister(mpu, i, 'int8');
mpu = device(a,'I2CAddress','0x68');
@captainsmartpants @AstroNiashree
I got the same problem when I am using R2020a.
Solution:
This problem occurs because you are using the newer version of MatLab. Run your code in the MatLab version older than 2019/2018.
Excuse me, in what pin slot of the arduino you conect the IMU, could you share the electrical digram