def update(self, sendcan, enabled, CS, frame, actuators,
             pcm_cancel_cmd, hud_alert, audible_alert):
    #update custom UI buttons and alerts
    CS.UE.update_custom_ui()
    if (frame % 1000 == 0):
      CS.cstm_btns.send_button_info()
      CS.UE.uiSetCarEvent(CS.cstm_btns.car_folder,CS.cstm_btns.car_name)
    # *** compute control surfaces ***

    # gas and brake
    
    apply_gas = clip(actuators.gas, 0., 1.)
    
    if CS.CP.enableGasInterceptor:
    # send only send brake values if interceptor is detected. otherwise, send the regular value
    # +0.06 offset to reduce ABS pump usage when OP is engaged
      apply_accel = 0.06 - actuators.brake
    else:
      apply_accel = actuators.gas - actuators.brake
    apply_accel, self.accel_steady = accel_hysteresis(apply_accel, self.accel_steady, enabled)
    apply_accel = clip(apply_accel * ACCEL_SCALE, ACCEL_MIN, ACCEL_MAX)
    # Get the angle from ALCA.
    alca_enabled = False
    alca_steer = 0.
    alca_angle = 0.
    turn_signal_needed = 0
    # Update ALCA status and custom button every 0.1 sec.
    if self.ALCA.pid == None:
      self.ALCA.set_pid(CS)
    if (frame % 10 == 0):
      self.ALCA.update_status(CS.cstm_btns.get_button_status("alca") > 0)
    # steer torque
    alca_angle, alca_steer, alca_enabled, turn_signal_needed = self.ALCA.update(enabled, CS, frame, actuators)
    apply_steer = int(round(alca_steer * STEER_MAX))

    # steer torque
    #apply_steer = int(round(actuators.steer * STEER_MAX))

    max_lim = min(max(CS.steer_torque_motor + STEER_ERROR_MAX, STEER_ERROR_MAX), STEER_MAX)
    min_lim = max(min(CS.steer_torque_motor - STEER_ERROR_MAX, -STEER_ERROR_MAX), -STEER_MAX)

    apply_steer = clip(apply_steer, min_lim, max_lim)

    # slow rate if steer torque increases in magnitude
    if self.last_steer > 0:
      apply_steer = clip(apply_steer, max(self.last_steer - STEER_DELTA_DOWN, - STEER_DELTA_UP), self.last_steer + STEER_DELTA_UP)
    else:
      apply_steer = clip(apply_steer, self.last_steer - STEER_DELTA_UP, min(self.last_steer + STEER_DELTA_DOWN, STEER_DELTA_UP))

    # dropping torque immediately might cause eps to temp fault. On the other hand, safety_toyota
    # cuts steer torque immediately anyway TODO: monitor if this is a real issue
    # only cut torque when steer state is a known fault
    if CS.steer_state in [9, 25]:
      self.last_fault_frame = frame
      # Cut steering for 2s after fault
    if not enabled or (frame - self.last_fault_frame < 200):
      apply_steer = 0
      apply_steer_req = 0
    else:
      apply_steer_req = 1

    self.steer_angle_enabled, self.ipas_reset_counter = \
      ipas_state_transition(self.steer_angle_enabled, enabled, CS.ipas_active, self.ipas_reset_counter)
    #print self.steer_angle_enabled, self.ipas_reset_counter, CS.ipas_active

    # steer angle
    if self.steer_angle_enabled and CS.ipas_active:

      apply_angle = alca_angle
      #apply_angle = actuators.steerAngle
      angle_lim = interp(CS.v_ego, ANGLE_MAX_BP, ANGLE_MAX_V)
      apply_angle = clip(apply_angle, -angle_lim, angle_lim)

      # windup slower
      if self.last_angle * apply_angle > 0. and abs(apply_angle) > abs(self.last_angle):
        angle_rate_lim = interp(CS.v_ego, ANGLE_DELTA_BP, ANGLE_DELTA_V)
      else:
        angle_rate_lim = interp(CS.v_ego, ANGLE_DELTA_BP, ANGLE_DELTA_VU)

      apply_angle = clip(apply_angle, self.last_angle - angle_rate_lim, self.last_angle + angle_rate_lim)
    else:
      apply_angle = CS.angle_steers

    if not enabled and CS.pcm_acc_status:
      # send pcm acc cancel cmd if drive is disabled but pcm is still on, or if the system can't be activated
      pcm_cancel_cmd = 1

    # on entering standstill, send standstill request
    #if CS.standstill and not self.last_standstill:
    #  self.standstill_req = True
    if CS.pcm_acc_status != 8:
      # pcm entered standstill or it's disabled
      self.standstill_req = False

    self.last_steer = apply_steer
    self.last_angle = apply_angle
    self.last_accel = apply_accel
    self.last_standstill = CS.standstill

    can_sends = []

# Enable blindspot debug mode once
    if BLINDSPOTDEBUG:
      self.blindspot_poll_counter += 1
    if self.blindspot_poll_counter > 1000: # 10 seconds after start
      if CS.left_blinker_on:
        self.blindspot_blink_counter_left += 1
        #print "debug Left Blinker on"
      elif CS.right_blinker_on:
        self.blindspot_blink_counter_right += 1
      else:
        self.blindspot_blink_counter_left = 0
        self.blindspot_blink_counter_right = 0
        #print "debug Left Blinker off"
        if self.blindspot_debug_enabled_left:
          can_sends.append(set_blindspot_debug_mode(LEFT_BLINDSPOT, False))
          self.blindspot_debug_enabled_left = False
          #print "debug Left blindspot debug disabled"
        if self.blindspot_debug_enabled_right:
          can_sends.append(set_blindspot_debug_mode(RIGHT_BLINDSPOT, False))
          self.blindspot_debug_enabled_right = False
          #print "debug Right blindspot debug disabled"
      if self.blindspot_blink_counter_left > 9 and not self.blindspot_debug_enabled_left: #check blinds
        can_sends.append(set_blindspot_debug_mode(LEFT_BLINDSPOT, True))
        #print "debug Left blindspot debug enabled"
        self.blindspot_debug_enabled_left = True
      if self.blindspot_blink_counter_right > 5 and not self.blindspot_debug_enabled_right: #enable blindspot debug mode
        if CS.v_ego > 6: #polling at low speeds switches camera off
          can_sends.append(set_blindspot_debug_mode(RIGHT_BLINDSPOT, True))
          #print "debug Right blindspot debug enabled"
          self.blindspot_debug_enabled_right = True
    if self.blindspot_debug_enabled_left:
      if self.blindspot_poll_counter % 20 == 0 and self.blindspot_poll_counter > 1001:  # Poll blindspots at 5 Hz
        can_sends.append(poll_blindspot_status(LEFT_BLINDSPOT))
    if self.blindspot_debug_enabled_right:
      if self.blindspot_poll_counter % 20 == 10 and self.blindspot_poll_counter > 1005:  # Poll blindspots at 5 Hz
        can_sends.append(poll_blindspot_status(RIGHT_BLINDSPOT))

    #*** control msgs ***
    #print "steer", apply_steer, min_lim, max_lim, CS.steer_torque_motor

    # toyota can trace shows this message at 42Hz, with counter adding alternatively 1 and 2;
    # sending it at 100Hz seem to allow a higher rate limit, as the rate limit seems imposed
    # on consecutive messages
    if ECU.CAM in self.fake_ecus:
      if self.angle_control:
        can_sends.append(create_steer_command(self.packer, 0., 0, frame))
      else:
        if CS.lane_departure_toggle_on:
          can_sends.append(create_steer_command(self.packer, apply_steer, apply_steer_req, frame))
        else:
          can_sends.append(create_steer_command(self.packer, 0., 0, frame))
        # rav4h with dsu disconnected

    if self.angle_control:
      if CS.lane_departure_toggle_on:
        can_sends.append(create_ipas_steer_command(self.packer, apply_angle, self.steer_angle_enabled,
                                                   ECU.APGS in self.fake_ecus))
      else:
        can_sends.append(create_ipas_steer_command(self.packer, 0, 0, True))
    elif ECU.APGS in self.fake_ecus:
      can_sends.append(create_ipas_steer_command(self.packer, 0, 0, True))
    
    if CS.cstm_btns.get_button_status("tr") > 0:
      distance = 0b01110011 #x73 comma with toggle - toggle is 5th bit from right
      CS.cstm_btns.set_button_status("tr", 0)
    else:
      distance = 0b01100011 #x63 comma with toggle - toggle is 5th bit from right
    # accel cmd comes from DSU, but we can spam can to cancel the system even if we are using lat only control
    if (frame % 3 == 0 and ECU.DSU in self.fake_ecus) or (pcm_cancel_cmd and ECU.CAM in self.fake_ecus):
      if ECU.DSU in self.fake_ecus:
        can_sends.append(create_accel_command(self.packer, apply_accel, pcm_cancel_cmd, self.standstill_req, distance))
      else:
        can_sends.append(create_accel_command(self.packer, 0, pcm_cancel_cmd, False, distance))

    if CS.CP.enableGasInterceptor:
      # send exactly zero if apply_gas is zero. Interceptor will send the max between read value and apply_gas.
      # This prevents unexpected pedal range rescaling
      can_sends.append(create_gas_command(self.packer, apply_gas))
      
    if frame % 10 == 0 and ECU.CAM in self.fake_ecus and self.car_fingerprint not in NO_DSU_CAR:
      for addr in TARGET_IDS:
        can_sends.append(create_video_target(frame/10, addr))

    # ui mesg is at 100Hz but we send asap if:
    # - there is something to display
    # - there is something to stop displaying
    alert_out = process_hud_alert(hud_alert, audible_alert)
    steer, fcw, sound1, sound2 = alert_out

    if (any(alert_out) and not self.alert_active) or \
       (not any(alert_out) and self.alert_active):
      send_ui = True
      self.alert_active = not self.alert_active
    else:
      send_ui = False

    if (frame % 100 == 0 or send_ui) and ECU.CAM in self.fake_ecus:
      can_sends.append(create_ui_command(self.packer, steer, sound1, sound2))
      can_sends.append(create_fcw_command(self.packer, fcw))

    #*** static msgs ***

    for (addr, ecu, cars, bus, fr_step, vl) in STATIC_MSGS:
      if frame % fr_step == 0 and ecu in self.fake_ecus and self.car_fingerprint in cars:
        # special cases
        if fr_step == 5 and ecu == ECU.CAM and bus == 1:
          cnt = (((frame / 5) % 7) + 1) << 5
          vl = chr(cnt) + vl
        elif addr in (0x489, 0x48a) and bus == 0:
          # add counter for those 2 messages (last 4 bits)
          cnt = ((frame/100)%0xf) + 1
          if addr == 0x48a:
            # 0x48a has a 8 preceding the counter
            cnt += 1 << 7
          vl += chr(cnt)

        can_sends.append(make_can_msg(addr, vl, bus, False))


    sendcan.send(can_list_to_can_capnp(can_sends, msgtype='sendcan').to_bytes())
    def update(self, sendcan, enabled, CS, frame, actuators, pcm_cancel_cmd,
               hud_alert, audible_alert, forwarding_camera, left_line,
               right_line, lead):
        #update custom UI buttons and alerts
        CS.UE.update_custom_ui()
        if (frame % 1000 == 0):
            CS.cstm_btns.send_button_info()
            CS.UE.uiSetCarEvent(CS.cstm_btns.car_folder, CS.cstm_btns.car_name)

        # *** compute control surfaces ***

        # gas and brake

        apply_gas = clip(actuators.gas, 0., 1.)

        if CS.CP.enableGasInterceptor:
            # send only negative accel if interceptor is detected. otherwise, send the regular value
            # +0.06 offset to reduce ABS pump usage when OP is engaged
            apply_accel = 0.06 - actuators.brake
        else:
            apply_accel = actuators.gas - actuators.brake

        apply_accel, self.accel_steady = accel_hysteresis(
            apply_accel, self.accel_steady, enabled)
        apply_accel = clip(apply_accel * ACCEL_SCALE, ACCEL_MIN, ACCEL_MAX)
        # Get the angle from ALCA.
        alca_enabled = False
        alca_steer = 0.
        alca_angle = 0.
        turn_signal_needed = 0
        # Update ALCA status and custom button every 0.1 sec.
        if self.ALCA.pid == None:
            self.ALCA.set_pid(CS)
        if (frame % 10 == 0):
            self.ALCA.update_status(CS.cstm_btns.get_button_status("alca") > 0)
        # steer torque
        alca_angle, alca_steer, alca_enabled, turn_signal_needed = self.ALCA.update(
            enabled, CS, frame, actuators)
        apply_steer = int(round(alca_steer * SteerLimitParams.STEER_MAX))

        apply_steer = apply_toyota_steer_torque_limits(apply_steer,
                                                       self.last_steer,
                                                       CS.steer_torque_motor,
                                                       SteerLimitParams)

        # only cut torque when steer state is a known fault
        if CS.steer_state in [9, 25]:
            self.last_fault_frame = frame

        # Cut steering for 2s after fault
        if not enabled or (frame - self.last_fault_frame < 200):
            apply_steer = 0
            apply_steer_req = 0
        else:
            apply_steer_req = 1

        self.steer_angle_enabled, self.ipas_reset_counter = \
          ipas_state_transition(self.steer_angle_enabled, enabled, CS.ipas_active, self.ipas_reset_counter)
        #print self.steer_angle_enabled, self.ipas_reset_counter, CS.ipas_active

        # steer angle
        if self.steer_angle_enabled and CS.ipas_active:

            apply_angle = alca_angle
            angle_lim = interp(CS.v_ego, ANGLE_MAX_BP, ANGLE_MAX_V)
            apply_angle = clip(apply_angle, -angle_lim, angle_lim)

            # windup slower
            if self.last_angle * apply_angle > 0. and abs(apply_angle) > abs(
                    self.last_angle):
                angle_rate_lim = interp(CS.v_ego, ANGLE_DELTA_BP,
                                        ANGLE_DELTA_V)
            else:
                angle_rate_lim = interp(CS.v_ego, ANGLE_DELTA_BP,
                                        ANGLE_DELTA_VU)

            apply_angle = clip(apply_angle, self.last_angle - angle_rate_lim,
                               self.last_angle + angle_rate_lim)
        else:
            apply_angle = CS.angle_steers

        if not enabled and CS.pcm_acc_status:
            # send pcm acc cancel cmd if drive is disabled but pcm is still on, or if the system can't be activated
            pcm_cancel_cmd = 1

        # on entering standstill, send standstill request
        if CS.standstill and not self.last_standstill:
            self.standstill_req = True
        if CS.pcm_acc_status != 8:
            # pcm entered standstill or it's disabled
            self.standstill_req = False

        self.last_steer = apply_steer
        self.last_angle = apply_angle
        self.last_accel = apply_accel
        self.last_standstill = CS.standstill

        can_sends = []

        #*** control msgs ***
        #print "steer", apply_steer, min_lim, max_lim, CS.steer_torque_motor

        # toyota can trace shows this message at 42Hz, with counter adding alternatively 1 and 2;
        # sending it at 100Hz seem to allow a higher rate limit, as the rate limit seems imposed
        # on consecutive messages
        if ECU.CAM in self.fake_ecus:
            if self.angle_control:
                can_sends.append(
                    create_steer_command(self.packer, 0., 0, frame))
            else:
                can_sends.append(
                    create_steer_command(self.packer, apply_steer,
                                         apply_steer_req, frame))

        if self.angle_control:
            can_sends.append(
                create_ipas_steer_command(self.packer, apply_angle,
                                          self.steer_angle_enabled, ECU.APGS
                                          in self.fake_ecus))
        elif ECU.APGS in self.fake_ecus:
            can_sends.append(create_ipas_steer_command(self.packer, 0, 0,
                                                       True))

        # accel cmd comes from DSU, but we can spam can to cancel the system even if we are using lat only control
        if (frame % 3 == 0 and ECU.DSU in self.fake_ecus) or (
                pcm_cancel_cmd and ECU.CAM in self.fake_ecus):
            lead = lead or CS.v_ego < 12.  # at low speed we always assume the lead is present do ACC can be engaged
            if ECU.DSU in self.fake_ecus:
                can_sends.append(
                    create_accel_command(self.packer, apply_accel,
                                         pcm_cancel_cmd, self.standstill_req,
                                         lead))
            else:
                can_sends.append(
                    create_accel_command(self.packer, 0, pcm_cancel_cmd, False,
                                         lead))

        if CS.CP.enableGasInterceptor:
            # send exactly zero if apply_gas is zero. Interceptor will send the max between read value and apply_gas.
            # This prevents unexpected pedal range rescaling
            can_sends.append(create_gas_command(self.packer, apply_gas))

        if frame % 10 == 0 and ECU.CAM in self.fake_ecus and not forwarding_camera:
            for addr in TARGET_IDS:
                can_sends.append(create_video_target(frame / 10, addr))

        # ui mesg is at 100Hz but we send asap if:
        # - there is something to display
        # - there is something to stop displaying
        alert_out = process_hud_alert(hud_alert, audible_alert)
        steer, fcw, sound1, sound2 = alert_out

        if (any(alert_out) and not self.alert_active) or \
           (not any(alert_out) and self.alert_active):
            send_ui = True
            self.alert_active = not self.alert_active
        else:
            send_ui = False

        if (frame % 100 == 0 or send_ui) and ECU.CAM in self.fake_ecus:
            can_sends.append(
                create_ui_command(self.packer, steer, sound1, sound2,
                                  left_line, right_line))

        if frame % 100 == 0 and ECU.DSU in self.fake_ecus:
            can_sends.append(create_fcw_command(self.packer, fcw))

        #*** static msgs ***

        for (addr, ecu, cars, bus, fr_step, vl) in STATIC_MSGS:
            if frame % fr_step == 0 and ecu in self.fake_ecus and self.car_fingerprint in cars and not (
                    ecu == ECU.CAM and forwarding_camera):
                # special cases
                if fr_step == 5 and ecu == ECU.CAM and bus == 1:
                    cnt = (((frame / 5) % 7) + 1) << 5
                    vl = chr(cnt) + vl
                elif addr in (0x489, 0x48a) and bus == 0:
                    # add counter for those 2 messages (last 4 bits)
                    cnt = ((frame / 100) % 0xf) + 1
                    if addr == 0x48a:
                        # 0x48a has a 8 preceding the counter
                        cnt += 1 << 7
                    vl += chr(cnt)

                can_sends.append(make_can_msg(addr, vl, bus, False))

        sendcan.send(
            can_list_to_can_capnp(can_sends, msgtype='sendcan').to_bytes())
Exemple #3
0
    def update(self, sendcan, enabled, CS, frame, actuators, pcm_cancel_cmd,
               hud_alert, audible_alert):

        # *** compute control surfaces ***

        # gas and brake

        apply_gas = clip(actuators.gas, 0., 1.)

        if CS.CP.enableGasInterceptor:
            # send only send brake values if interceptor is detected. otherwise, send the regular value
            # +0.06 offset to reduce ABS pump usage when OP is engaged
            apply_accel = 0.06 - actuators.brake
        else:
            apply_accel = actuators.gas - actuators.brake

        apply_accel, self.accel_steady = accel_hysteresis(
            apply_accel, self.accel_steady, enabled)
        apply_accel = clip(apply_accel * ACCEL_SCALE, ACCEL_MIN, ACCEL_MAX)

        # steer torque
        apply_steer = int(round(actuators.steer * STEER_MAX))

        max_lim = min(
            max(CS.steer_torque_motor + STEER_ERROR_MAX, STEER_ERROR_MAX),
            STEER_MAX)
        min_lim = max(
            min(CS.steer_torque_motor - STEER_ERROR_MAX, -STEER_ERROR_MAX),
            -STEER_MAX)

        apply_steer = clip(apply_steer, min_lim, max_lim)

        # slow rate if steer torque increases in magnitude
        if self.last_steer > 0:
            apply_steer = clip(
                apply_steer,
                max(self.last_steer - STEER_DELTA_DOWN, -STEER_DELTA_UP),
                self.last_steer + STEER_DELTA_UP)
        else:
            apply_steer = clip(
                apply_steer, self.last_steer - STEER_DELTA_UP,
                min(self.last_steer + STEER_DELTA_DOWN, STEER_DELTA_UP))

        # dropping torque immediately might cause eps to temp fault. On the other hand, safety_toyota
        # cuts steer torque immediately anyway TODO: monitor if this is a real issue
        # only cut torque when steer state is a known fault
        if not enabled or CS.steer_state in [9, 25]:
            apply_steer = 0
            apply_steer_req = 0
        else:
            apply_steer_req = 1

        self.steer_angle_enabled, self.ipas_reset_counter = \
          ipas_state_transition(self.steer_angle_enabled, enabled, CS.ipas_active, self.ipas_reset_counter)
        #print self.steer_angle_enabled, self.ipas_reset_counter, CS.ipas_active

        # steer angle
        if self.steer_angle_enabled and CS.ipas_active:
            apply_angle = actuators.steerAngle
            angle_lim = interp(CS.v_ego, ANGLE_MAX_BP, ANGLE_MAX_V)
            apply_angle = clip(apply_angle, -angle_lim, angle_lim)

            # windup slower
            if self.last_angle * apply_angle > 0. and abs(apply_angle) > abs(
                    self.last_angle):
                angle_rate_lim = interp(CS.v_ego, ANGLE_DELTA_BP,
                                        ANGLE_DELTA_V)
            else:
                angle_rate_lim = interp(CS.v_ego, ANGLE_DELTA_BP,
                                        ANGLE_DELTA_VU)

            apply_angle = clip(apply_angle, self.last_angle - angle_rate_lim,
                               self.last_angle + angle_rate_lim)
        else:
            apply_angle = CS.angle_steers

        if not enabled and CS.pcm_acc_status:
            # send pcm acc cancel cmd if drive is disabled but pcm is still on, or if the system can't be activated
            pcm_cancel_cmd = 1

        # on entering standstill, send standstill request
        if CS.standstill and not self.last_standstill:
            self.standstill_req = True
        if CS.pcm_acc_status != 8:
            # pcm entered standstill or it's disabled
            self.standstill_req = False

        self.last_steer = apply_steer
        self.last_angle = apply_angle
        self.last_accel = apply_accel
        self.last_standstill = CS.standstill

        can_sends = []

        #*** control msgs ***
        #print "steer", apply_steer, min_lim, max_lim, CS.steer_torque_motor

        # toyota can trace shows this message at 42Hz, with counter adding alternatively 1 and 2;
        # sending it at 100Hz seem to allow a higher rate limit, as the rate limit seems imposed
        # on consecutive messages
        if ECU.CAM in self.fake_ecus:
            if self.angle_control:
                can_sends.append(
                    create_steer_command(self.packer, 0., 0, frame))
            else:
                can_sends.append(
                    create_steer_command(self.packer, apply_steer,
                                         apply_steer_req, frame))

        if self.angle_control:
            can_sends.append(
                create_ipas_steer_command(self.packer, apply_angle,
                                          self.steer_angle_enabled, ECU.APGS
                                          in self.fake_ecus))
        elif ECU.APGS in self.fake_ecus:
            can_sends.append(create_ipas_steer_command(self.packer, 0, 0,
                                                       True))

        # accel cmd comes from DSU, but we can spam can to cancel the system even if we are using lat only control
        if (frame % 3 == 0 and ECU.DSU in self.fake_ecus) or (
                pcm_cancel_cmd and ECU.CAM in self.fake_ecus):
            if ECU.DSU in self.fake_ecus:
                can_sends.append(
                    create_accel_command(self.packer, apply_accel,
                                         pcm_cancel_cmd, self.standstill_req))
            else:
                can_sends.append(
                    create_accel_command(self.packer, 0, pcm_cancel_cmd,
                                         False))

        if CS.CP.enableGasInterceptor:
            # send exactly zero if apply_gas is zero. Interceptor will send the max between read value and apply_gas.
            # This prevents unexpected pedal range rescaling
            can_sends.append(create_gas_command(self.packer, apply_gas))

        if frame % 10 == 0 and ECU.CAM in self.fake_ecus and self.car_fingerprint not in NO_DSU_CAR:
            for addr in TARGET_IDS:
                can_sends.append(create_video_target(frame / 10, addr))

        # ui mesg is at 100Hz but we send asap if:
        # - there is something to display
        # - there is something to stop displaying
        alert_out = process_hud_alert(hud_alert, audible_alert)
        steer, fcw, sound1, sound2 = alert_out

        if (any(alert_out) and not self.alert_active) or \
           (not any(alert_out) and self.alert_active):
            send_ui = True
            self.alert_active = not self.alert_active
        else:
            send_ui = False

        if (frame % 100 == 0 or send_ui) and ECU.CAM in self.fake_ecus:
            can_sends.append(
                create_ui_command(self.packer, steer, sound1, sound2))
            can_sends.append(create_fcw_command(self.packer, fcw))

        #*** static msgs ***

        for (addr, ecu, cars, bus, fr_step, vl) in STATIC_MSGS:
            if frame % fr_step == 0 and ecu in self.fake_ecus and self.car_fingerprint in cars:
                # special cases
                if fr_step == 5 and ecu == ECU.CAM and bus == 1:
                    cnt = (((frame / 5) % 7) + 1) << 5
                    vl = chr(cnt) + vl
                elif addr in (0x489, 0x48a) and bus == 0:
                    # add counter for those 2 messages (last 4 bits)
                    cnt = ((frame / 100) % 0xf) + 1
                    if addr == 0x48a:
                        # 0x48a has a 8 preceding the counter
                        cnt += 1 << 7
                    vl += chr(cnt)

                can_sends.append(make_can_msg(addr, vl, bus, False))

        sendcan.send(
            can_list_to_can_capnp(can_sends, msgtype='sendcan').to_bytes())