Old working code
Dependencies: mbed QEI ros_lib_melodic
Diff: main.cpp
- Revision:
- 11:35809512ec11
- Parent:
- 10:be9de79cf6b0
- Child:
- 12:0fa4c5a86c75
diff -r be9de79cf6b0 -r 35809512ec11 main.cpp --- a/main.cpp Tue Nov 12 13:55:17 2019 +0000 +++ b/main.cpp Wed Nov 13 15:59:06 2019 +0000 @@ -33,78 +33,43 @@ Sensor sensor_right(I2C_SDA, I2C_SCL, S7); // Motors -Motor motor_left(PC_6, PB_15, PB_13); -Motor motor_right(PA_15, PC_7, PB_4); - -/* -void avoidObstacle(const std_msgs::Empty& avoid_obstacle_msg) -{ - // When obstacle ahead - if (sensor_forward.getIsObstacle()) - { - if ( (sensor_right.getIsObstacle()) && (sensor_left.getIsObstacle()) ) - { - //Turn backward - while(!sensor_back.getIsObstacle()) - { - motor_left.moveForward(); - motor_right.moveBackward(); - } - } - if (sensor_left.getIsObstacle()) - { - //Turn to the right - motor_left.moveForward(); - motor_right.moveBackward(); - } - else - { - // By default : turn to the left - motor_left.moveBackward(); - motor_right.moveForward(); - } - } - // No obstacle - else - { - motor_left.moveForward(); - motor_right.moveForward(); - } -} -*/ +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); -/* -TODO REMOVE COMMENT WHEN CUSTOM MSGS READY void controlMotor(const std_msgs::Int32& motor_dir) { - switch (motor_dir) - { + switch(motor_dir.data) { + // Stop motor + case 0: + motor_left.moveForward(0); + motor_right.moveForward(0); + break; + // Move forward case 1: - motor_left.moveForward(); - motor_right.moveForward(); + motor_left.moveForward(5691); + motor_right.moveForward(5691); break; // Move left case 2: - motor_left.moveBackward(); - motor_right.moveForward(); + motor_left.moveLeft(0.5); + motor_right.moveLeft(-0.5); break; // Move right case 3: - motor_left.moveForward(); - motor_right.moveBackward(); + motor_left.moveRight(-0.5); + motor_right.moveBackward(0.5); break; } } -*/ -/* -TODO REMOVE COMMENT WHEN CUSTOM MSGS READY // ROS subscriber for motors control ros::Subscriber<std_msgs::Int32> motor_sub("motor_control", &controlMotor); -*/ + int main() { @@ -114,16 +79,9 @@ // ROS publisher for sensor readings mbed_custom_msgs::lidar_msg int_lidar_msg; ros::Publisher lidar_pub("lidar_reading", &int_lidar_msg); - /* - std_msgs::Int32 int_msg; - ros::Publisher lidar_pub("lidar_reading", &int_msg); - */ + nh.advertise(lidar_pub); - - /* - TODO REMOVE COMMENT WHEN CUSTOM MSGS READY nh.subscribe(motor_sub); - */ // load settings onto VL6180X sensors sensor_forward.init(); @@ -152,11 +110,6 @@ int_lidar_msg.sensor_left = sensor_left.read(); lidar_pub.publish(&int_lidar_msg); - - /* - int_msg.data = sensor_forward.read(); - lidar_pub.publish(&int_msg); - */ /* int range;