Chen Wei Ting
/
LSM9DS1_project_5_zerotorque
zero torque and encoder
Diff: main.cpp
- Revision:
- 6:f48c51662e27
- Parent:
- 5:4dbed091ec5a
- Child:
- 7:5cb292622961
--- a/main.cpp Fri Aug 10 18:09:00 2018 +0000 +++ b/main.cpp Sat Aug 11 04:58:46 2018 +0000 @@ -58,7 +58,7 @@ int i = 0; // PID -PID motor_pid(5, 0, 0, Ts);// 6.4 0.13 7.2 0.13 4.8, 0.568, 0.142 +PID motor_pid(100, 0, 0, Ts);// 6.4 0.13 7.2 0.13 4.8, 0.568, 0.142 float PIDout = 0.0f; // Dynamixel @@ -151,7 +151,7 @@ find_torque(); motor_pid.Compute(torque_ref, torque_measured); PIDout = motor_pid.output; - servo_cmd = -PIDout*22.73f; // 1023/45rpm = 22.73 + servo_cmd = PIDout*22.73f; // 1023/45rpm = 22.73 if (servo_cmd > 0) { // servo_cmd = servo_cmd + ((-torque_ref)*rate+friction)*22.73f; @@ -236,7 +236,7 @@ splitter s6; splitter s7; - s1.j = Angle_Dif; + s1.j = _angle_difference*100; s2.j = row_cmd; // s2.j = 1; s3.j = servo_cmd; @@ -295,11 +295,17 @@ _angle_difference = Angle_Dif/4096*2*_PI; // if ((_angle_difference < 0) && (D_angle < 0)) { - if (_angle_difference < -99) { - _angle_difference = _angle_difference-100.54; +// if (_angle_difference < -99) { +// _angle_difference = _angle_difference-100.54; +// } +// if (_angle_difference > 99) { +// _angle_difference = _angle_difference-100.54; +// } + if (_angle_difference > 6) { + _angle_difference = _angle_difference-6.4; } - if (_angle_difference > 99) { - _angle_difference = _angle_difference-100.54; + if (_angle_difference < -6) { + _angle_difference = _angle_difference-6.4; } torque_measured = _angle_difference*ks; // torque_measured = Angle_Dif;