mirror of
https://github.com/SHC-ASTRA/rover-ros2.git
synced 2026-02-11 09:20:40 +00:00
add launch mode logic
This commit is contained in:
Tristan McGinnis
@@ -18,7 +18,7 @@ def launch_setup(context, *args, **kwargs):
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executable='arm', # change as needed
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name='arm',
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output='screen',
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parameters=[{'launch_arg': mode}]
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parameters=[{'launch_mode': mode}]
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)
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)
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nodes.append(
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@@ -27,7 +27,7 @@ def launch_setup(context, *args, **kwargs):
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executable='core', # change as needed
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name='core',
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output='screen',
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parameters=[{'launch_arg': mode}]
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parameters=[{'launch_mode': mode}]
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)
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)
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# nodes.append(
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@@ -36,7 +36,7 @@ def launch_setup(context, *args, **kwargs):
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# executable='bio', # change as needed
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# name='bio',
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# output='screen',
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# parameters=[{'launch_arg': mode}]
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# parameters=[{'launch_mode': mode}]
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# )
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# )
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nodes.append(
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@@ -45,7 +45,7 @@ def launch_setup(context, *args, **kwargs):
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executable='anchor', # change as needed
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name='anchor',
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output='screen',
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parameters=[{'launch_arg': mode}]
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parameters=[{'launch_mode': mode}]
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)
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)
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elif mode in ['arm', 'core', 'bio']:
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@@ -57,7 +57,7 @@ def launch_setup(context, *args, **kwargs):
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executable='arm',
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name='arm',
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output='screen',
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parameters=[{'launch_arg': mode}]
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parameters=[{'launch_mode': mode}]
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)
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)
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elif mode == 'core':
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@@ -67,7 +67,7 @@ def launch_setup(context, *args, **kwargs):
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executable='core',
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name='core',
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output='screen',
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parameters=[{'launch_arg': mode}]
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parameters=[{'launch_mode': mode}]
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)
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)
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# elif mode == 'bio':
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@@ -77,7 +77,7 @@ def launch_setup(context, *args, **kwargs):
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# executable='bio',
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# name='bio',
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# output='screen',
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# parameters=[{'launch_arg': mode}]
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# parameters=[{'launch_mode': mode}]
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# )
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# )
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else:
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@@ -17,76 +17,76 @@ thread = None
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class SerialRelay(Node):
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def __init__(self):
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# Initialize node with name
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# Initialize node
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super().__init__("arm_node")
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# Get launch mode parameter
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self.declare_parameter('launch_mode', 'arm')
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launch_mode = self.get_parameter('launch_mode').value
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self.get_logger().info(f"arm launch_mode is: {launch_mode}")
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# Create publishers
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#Depricated, temporary for reference
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# self.output_publisher = self.create_publisher(String, '/astra/arm/feedback', 10)
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# self.state_publisher = self.create_publisher(ArmState, '/astra/arm/state', 10)
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# self.faerie_publisher = self.create_publisher(FaerieTelemetry, '/astra/arm/bio/feedback', 10)
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self.debug_pub = self.create_publisher(String, '/arm/feedback/debug', 10)
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self.socket_pub = self.create_publisher(SocketFeedback, '/arm/feedback/socket', 10)
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# Create subscribers
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#Depricated, temporary for reference
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#self.control_subscriber = self.create_subscription(ControllerState, '/astra/arm/control', self.send_controls, 10)
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self.ik_sub = self.create_subscription(ArmIK, '/arm/control/ik', self.send_ik, 10)
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self.man_sub = self.create_subscription(ArmManual, '/arm/control/manual', self.send_manual, 10)
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#self.command_subscriber = self.create_subscription(String, '/astra/arm/command', self.send_command, 10)
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#self.faerie_subscriber = self.create_subscription(String, "/astra/arm/bio/control", self.send_faerie_controls, 10)
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# Topics used in anchor mode
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if launch_mode == 'anchor':
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self.anchor_sub = self.create_subscription(String, '/anchor/arm/feedback', self.anchor_feedback, 10)
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self.anchor_pub = self.create_publisher(String, '/anchor/relay', 10)
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# Loop through all serial devices on the computer to check for the MCU
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self.port = None
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ports = SerialRelay.list_serial_ports()
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for i in range(2):
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for port in ports:
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try:
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# connect and send a ping command
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ser = serial.Serial(port, 115200, timeout=1)
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print(f"Checking port {port}...")
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ser.write(b"ping\n")
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response = ser.read_until("\n")
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# if pong is in response, then we are talking with the MCU
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if b"pong" in response:
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self.port = port
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print(f"Found MCU at {self.port}!")
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break
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except:
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pass
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if self.port is not None:
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break
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if self.port is None:
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print("Unable to find MCU... please make sure it is connected.")
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time.sleep(1)
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sys.exit(1)
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self.ser = serial.Serial(self.port, 115200)
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atexit.register(self.cleanup)
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# Search for ports IF in 'arm' (standalone) and not 'anchor' mode
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if launch_mode == 'arm':
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# Loop through all serial devices on the computer to check for the MCU
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self.port = None
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ports = SerialRelay.list_serial_ports()
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for i in range(4):
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for port in ports:
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try:
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# connect and send a ping command
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ser = serial.Serial(port, 115200, timeout=1)
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#print(f"Checking port {port}...")
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ser.write(b"ping\n")
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response = ser.read_until("\n")
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# if pong is in response, then we are talking with the MCU
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if b"pong" in response:
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self.port = port
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self.get_logger.info(f"Found MCU at {self.port}!")
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break
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except:
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pass
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if self.port is not None:
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break
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if self.port is None:
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self.get_logger.info("Unable to find MCU... please make sure it is connected.")
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time.sleep(1)
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sys.exit(1)
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self.ser = serial.Serial(self.port, 115200)
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atexit.register(self.cleanup)
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def run(self):
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global thread
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thread = threading.Thread(target=rclpy.spin, args=(self,), daemon=True)
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thread.start()
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try:
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while rclpy.ok():
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if self.ser.in_waiting:
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self.read_mcu()
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else:
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time.sleep(0.1)
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except KeyboardInterrupt:
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pass
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finally:
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self.cleanup()
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#if in arm mode, will need to read from the MCU
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if self.launch_mode == 'arm':
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try:
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while rclpy.ok():
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if self.ser.in_waiting:
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self.read_mcu()
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else:
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time.sleep(0.1)
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except KeyboardInterrupt:
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pass
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finally:
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self.cleanup()
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#Currently will just spit out all values over the /arm/feedback/debug topic as strings
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@@ -94,17 +94,17 @@ class SerialRelay(Node):
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try:
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output = str(self.ser.readline(), "utf8")
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if output:
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print(f"[MCU] {output}", end="")
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self.get_logger.info(f"[MCU] {output}", end="")
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msg = String()
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msg.data = output
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self.debug_pub.publish(msg)
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except serial.SerialException:
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print("SerialException caught... closing serial port.")
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self.get_logger.info("SerialException caught... closing serial port.")
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if self.ser.is_open:
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self.ser.close()
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pass
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except TypeError as e:
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print(f"TypeError: {e}")
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self.get_logger.info(f"TypeError: {e}")
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print("Closing serial port.")
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if self.ser.is_open:
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self.ser.close()
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@@ -126,8 +126,9 @@ class SerialRelay(Node):
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axis3 = msg.axis3
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#Send controls for arm
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command = "can_relay_tovic,arm,40," + str(axis0) + "," + str(axis1) + "," + str(axis2) + "," + str(axis3) + "\n"
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self.ser.write(bytes(command, "utf8"))
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print(f"[Wrote] {command}", end="")
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self.send_cmd(command)
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#print(f"[Wrote] {command}", end="")
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#Not yet finished, needs embedded implementation for new commands
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# ef_roll = msg.effector_roll
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@@ -141,110 +142,17 @@ class SerialRelay(Node):
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return
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def send_cmd(self, cmd):
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if self.launch_mode == 'anchor': #if in anchor mode, send to anchor node to relay
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self.anchor_pub.publish(cmd)
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elif self.launch_mode == 'arm': #if in standalone mode, send to MCU directly
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self.ser.write(bytes(cmd, "utf8"))
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#print(f"[Arm Wrote] {cmd}", end="")
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# Depricated functions, kept temporarily for reference
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def anchor_feedback(self, msg):
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self.get_logger.info(f"[Anchor] {msg.data}", end="")
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#self.send_cmd(msg.data)
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# def send_controls(self, msg):
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# command = ""
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# ef_cmd = ""
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# if(msg.b):
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# command = "arm,stop\n"
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# return
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# if(msg.a):
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# command = "arm,endEffect,act,0"#retract actuator out
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# elif(msg.x):
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# command = "arm,endEffect,act,1"#extend actuator in
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# if(msg.plus):
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# command = "arm,endEffect,laser,1\n"
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# elif(msg.minus):
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# command = "arm,endEffect,laser,0\n"
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# if(msg.rb):
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# ef_cmd = "arm,endEffect,ctrl,"
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# if(msg.lt >= 0.5):
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# ef_cmd += "-1,"
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# elif(msg.rt >= 0.5):
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# ef_cmd += "1,"
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# else:
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# ef_cmd += "0,"
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# if(msg.rs_x < 0):
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# ef_cmd += "-1,"
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# elif(msg.rs_x > 0):
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# ef_cmd += "1,"
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# else:
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# ef_cmd += "0,"
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# if(msg.ls_x < 0):
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# ef_cmd += "-1"
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# elif(msg.ls_x > 0):
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# ef_cmd += "1"
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# else:
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# ef_cmd += "0"
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# command = ef_cmd + "\n"
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# return
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# else:
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# ef_cmd = "arm,endEffect,ctrl,"
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# if(msg.lt >= 0.5):
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# ef_cmd += "-1,0,0"
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# elif(msg.rt >= 0.5):
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# ef_cmd += "1,0,0"
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# else:
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# ef_cmd += "0,0,0"
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# command = ef_cmd + "\n"
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# if(msg.lb):
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# #self.ser.write(bytes("arm,setMode,manual\n", "utf8"))
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# command = "arm,man,0.25,"
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# else:
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# #self.ser.write(bytes("arm,setMode,manual\n", "utf8"))
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# command = "arm,man,0.15,"
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# if(msg.d_left):
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# command += "-1,"
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# elif(msg.d_right):
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# command += "1,"
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# else:
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# command += "0,"
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# if(msg.ls_x < -0.4):
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# command += "1,"
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# elif(msg.ls_x > 0.4):
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# command += "-1,"
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# else:
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# command += "0,"
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# if(msg.ls_y < -0.4):
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# command += "1,"
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# elif(msg.ls_y > 0.4):
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# command += "-1,"
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# else:
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# command += "0,"
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# if(msg.rs_y < -0.4):
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# command += "1"
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# elif(msg.rs_y > 0.4):
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# command += "-1"
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# else:
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# command += "0"
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# command += "\n"
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# self.ser.write(bytes(command, "utf8"))
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# print(f"[Wrote] {command}", end="")
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# return
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@staticmethod
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def list_serial_ports():
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@@ -23,41 +23,50 @@ class SerialRelay(Node):
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# Initalize node with name
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super().__init__("core_node")#previously 'serial_publisher'
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# Create publishers for feedback and telemetry
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# Get launch mode parameter
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self.declare_parameter('launch_mode', 'core')
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launch_mode = self.get_parameter('launch_mode').value
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self.get_logger().info(f"core launch_mode is: {launch_mode}")
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# Create publishers
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self.debug_pub = self.create_publisher(String, '/core/debug', 10)
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self.feedback_pub = self.create_publisher(CoreFeedback, '/core/feedback', 10)
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# Create a subscriber to listen to any commands sent for the MCU
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# Create a subscriber
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self.control_sub = self.create_subscription(CoreControl, '/core/control', self.send_controls, 10)
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# Create a service server for pinging the rover
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self.ping_service = self.create_service(Empty, '/astra/core/ping', self.ping_callback)
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# Loop through all serial devices on the computer to check for the MCU
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self.port = None
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ports = SerialRelay.list_serial_ports()
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for i in range(2):
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for port in ports:
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try:
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# connect and send a ping command
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ser = serial.Serial(port, 115200, timeout=1)
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print(f"Checking port {port}...")
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ser.write(b"ping\n")
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response = ser.read_until("\n")
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if launch_mode == 'anchor':
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self.anchor_sub = self.create_subscription(String, '/anchor/core/feedback', self.anchor_feedback, 10)
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self.anchor_pub = self.create_publisher(String, '/anchor/relay', 10)
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# if pong is in response, then we are talking with the MCU
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if b"pong" in response:
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self.port = port
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print(f"Found MCU at {self.port}!")
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break
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except:
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pass
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if self.port is not None:
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break
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if launch_mode == 'core':
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# Loop through all serial devices on the computer to check for the MCU
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self.port = None
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ports = SerialRelay.list_serial_ports()
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for i in range(2):
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for port in ports:
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try:
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# connect and send a ping command
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ser = serial.Serial(port, 115200, timeout=1)
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#(f"Checking port {port}...")
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ser.write(b"ping\n")
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response = ser.read_until("\n")
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# if pong is in response, then we are talking with the MCU
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if b"pong" in response:
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self.port = port
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self.get_logger.info(f"Found MCU at {self.port}!")
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break
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except:
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pass
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if self.port is not None:
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break
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if self.port is None:
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print("Unable to find MCU...")
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self.get_logger.info("Unable to find MCU...")
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time.sleep(1)
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sys.exit(1)
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@@ -71,11 +80,12 @@ class SerialRelay(Node):
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thread = threading.Thread(target=rclpy.spin, args={self}, daemon=True)
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thread.start()
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try:
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while rclpy.ok():
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self.read_MCU() # Check the MCU for updates
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except KeyboardInterrupt:
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sys.exit(0)
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if self.launch_mode == 'core':
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try:
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while rclpy.ok():
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self.read_MCU() # Check the MCU for updates
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except KeyboardInterrupt:
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sys.exit(0)
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def read_MCU(self):
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try:
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@@ -157,10 +167,18 @@ class SerialRelay(Node):
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command = "can_relay_tovic,core,19," + self.scale_duty(left_stick_neg, msg.max_speed) + ',' + self.scale_duty(msg.right_stick, msg.max_speed) + '\n'
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#print(f"[Sys] {command}", end="")
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self.ser.write(bytes(command, "utf8"))# Send command to MCU
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self.get_logger().debug(f"wrote: {command}")
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#self.ser.write(bytes(command, "utf8"))# Send command to MCU
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#self.get_logger().debug(f"wrote: {command}")
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self.send_cmd(command)
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#print(f"[Sys] Relaying: {command}")
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def send_cmd(self, cmd):
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if self.launch_mode == 'anchor':
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self.anchor_pub.publish(cmd)
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elif self.launch_mode == 'core':
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self.ser.write(bytes(cmd, "utf8"))
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def ping_callback(self, request, response):
|
||||
return response
|
||||
|
||||
Reference in New Issue
Block a user