Old working code
Dependencies: mbed QEI ros_lib_melodic
Diff: main.cpp
- Revision:
- 12:0fa4c5a86c75
- Parent:
- 11:35809512ec11
- Child:
- 13:0be39d0abac7
diff -r 35809512ec11 -r 0fa4c5a86c75 main.cpp --- a/main.cpp Wed Nov 13 15:59:06 2019 +0000 +++ b/main.cpp Fri Nov 15 13:23:56 2019 +0000 @@ -33,52 +33,48 @@ Sensor sensor_right(I2C_SDA, I2C_SCL, S7); // Motors -QEI wheel_A (PB_12, PA_4, NC, 3576, QEI::X4_ENCODING); //counts per rev = 12 * 298:1, use quadrature encoding -QEI wheel_B (PB_5, PB_3, NC, 3576, QEI::X4_ENCODING); //counts per rev = 12 * 298:1, use quadrature encoding -Motor motor_left(PC_6, PB_15, PB_13, wheel_A); -Motor motor_right(PA_15, PC_7, PB_4, wheel_B); +Motor motor_left(PC_6, PB_15, PB_13); +Motor motor_right(PA_15, PC_7, PB_4); void controlMotor(const std_msgs::Int32& motor_dir) { switch(motor_dir.data) { - // Stop motor case 0: - motor_left.moveForward(0); - motor_right.moveForward(0); + motor_left.stop(); + motor_right.stop(); break; // Move forward case 1: - motor_left.moveForward(5691); - motor_right.moveForward(5691); + motor_left.moveForward(); + motor_right.moveForward(); break; // Move left case 2: - motor_left.moveLeft(0.5); - motor_right.moveLeft(-0.5); + motor_left.moveBackward(); + motor_right.moveForward(); break; // Move right case 3: - motor_left.moveRight(-0.5); - motor_right.moveBackward(0.5); + motor_left.moveForward(); + motor_right.moveBackward(); break; } } -// ROS subscriber for motors control -ros::Subscriber<std_msgs::Int32> motor_sub("motor_control", &controlMotor); - - int main() { ros::NodeHandle nh; nh.initNode(); // ROS publisher for sensor readings - mbed_custom_msgs::lidar_msg int_lidar_msg; - ros::Publisher lidar_pub("lidar_reading", &int_lidar_msg); + mbed_custom_msgs::lidar_msg lidar_msg; + ros::Publisher lidar_pub("lidar_reading", &lidar_msg); + + // ROS subscriber for motors control + ros::Subscriber<std_msgs::Int32> motor_sub("motor_control", &controlMotor); nh.advertise(lidar_pub); nh.subscribe(motor_sub); @@ -104,19 +100,18 @@ while (1) { - int_lidar_msg.sensor_forward = sensor_forward.read(); - int_lidar_msg.sensor_right = sensor_right.read(); - int_lidar_msg.sensor_back = sensor_back.read(); - int_lidar_msg.sensor_left = sensor_left.read(); - - lidar_pub.publish(&int_lidar_msg); + lidar_msg.sensor_forward = sensor_forward.read(); + lidar_msg.sensor_back = sensor_back.read(); + lidar_msg.sensor_left = sensor_left.read(); + lidar_msg.sensor_right = sensor_right.read(); + lidar_pub.publish(&lidar_msg); /* int range; range = sensor_forward.read(); pc.printf("Range = %d\r\n", range); */ - + nh.spinOnce(); wait_ms(10);