allwpilib/robotpyExamples/examples/HatchbotInlined/constants.py

#
# Copyright (c) FIRST and other WPILib contributors.
# Open Source Software; you can modify and/or share it under the terms of
# the WPILib BSD license file in the root directory of this project.
#

#
# The constants module is a convenience place for teams to hold robot-wide
# numerical or boolean constants. Don't use this for any other purpose!
#

import math
import wpilib

# Motors
kLeftMotor1Port = 0
kLeftMotor2Port = 1
kRightMotor1Port = 2
kRightMotor2Port = 3

# Encoders
kLeftEncoderPorts = (0, 1)
kRightEncoderPorts = (2, 3)
kLeftEncoderReversed = False
kRightEncoderReversed = True

kEncoderCPR = 1024
kWheelDiameterInches = 6
# Assumes the encoders are directly mounted on the wheel shafts
kEncoderDistancePerPulse = (kWheelDiameterInches * math.pi) / kEncoderCPR

# Hatch
kHatchSolenoidModuleType = wpilib.PneumaticsModuleType.CTRE_PCM
kHatchSolenoidModule = 0
kHatchSolenoidPorts = (0, 1)

# Autonomous
kAutoDriveDistanceInches = 60
kAutoBackupDistanceInches = 20
kAutoDriveVelocity = 0.5

# Operator Interface
kDriverControllerPort = 0

# Physical parameters
kDriveTrainMotorCount = 2
kTrackWidth = 0.381 * 2
kGearingRatio = 8
kWheelRadius = 0.0508

# kEncoderResolution = -