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REV Robotics REV-31-1595, User Manual

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REV Robotics REV-31-1595 User Manual Download Page 33

Control Hub Guide 

© REV Robotics, LLC 2020 

33 

Rate Gyro 

45-2004 

Modern Robotics 

Analog 

No 

Not Officially Supported 

Optical Distance Sensor 

45-2006 

Modern Robotics 

Analog 

No 

Not Officially Supported 

Touch Sensor 

45-2007 

Modern Robotics 

Analog 

Yes 

No Adapter Needed 

Custom Wiring Harness Required 

Light Sensor 

45-2015 

Modern Robotics 

Analog 

No 

Not Officially Supported 

Magnetic Sensor 

45-2020 

Modern Robotics 

Analog 

No 

Not Officially Supported 

 

 

Summary of Contents for REV-31-1595

Page 1: ...Control Hub Guide REV Robotics LLC 2020 1 fg CONTROL HUB USER S MANUAL ...

Page 2: ...ystem Wiring Diagram 10 2 3 Driver Station and Robot Controller Pairing 10 2 4 Robot Configuration 16 2 5 Adding an Additional Expansion Hub 20 2 6 Switching WiFi Channels 23 2 7 Updating Control Hub Operating System 25 2 8 WiFi Reset 27 2 9 LED Blink Codes 28 3 INTEGRATED SENSORS 29 4 LEGACY SENSOR SUPPORT 29 4 1 Logic Level Converter 29 4 2 Connnecting a 5V Motor Encoder 30 4 3 Connecting a 5V S...

Page 3: ...Processors o RK3328 Quad core ARM Cortex A53 o Texas Instruments ARM Cortex M4 3 3V Ports o 8x Digital I O 1A Source Max o 4x I2C 100kHz 400kHz Busses 500mA Max o 4x 12 bit Analog Inputs 500mA Max o 4x Quadrature Encoder Inputs 500mA Max 5V Ports o 5V Aux Power 2A Max o Servos 2A Maximum per Pair o USB 2 0 1 5A Max PORT QTY CONNECTOR DESCRIPTION Battery 2 XT30 Connect one 12V NiMh battery add an E...

Page 4: ...Control Hub Guide REV Robotics LLC 2020 4 1 2 Port Pin Outs ...

Page 5: ... in for the Control Hub while the female connector is power out to power a connected secondary device like an Expansion Hub from a single battery source Most teams will want to use premade cables which can be sourced from the REV Robotics website directly Table 1 for convenience but teams can also make their own cables These connectors are solder cup style and do not require any crimping tools con...

Page 6: ...2 pins 30cm REV 31 1412 JST VH JST VH 2 pins 50cm REV 31 1413 JST VH JST VH 2 pins 100cm REV 31 1526 JST VH Anderson Power Pole Type 2 pins 12cm REV 31 1381 JST VH Cable Extension Board 2 pins REV 31 1429 For teams that want to try crimping their own cables or to find more information about the connectors Table 3 lists the appropriate part numbers Connector Specifications 10A Continuous Current 16...

Page 7: ...oling These cables can be bought directly from the REV Robotics Website Table 4 and Table 5 or through other online vendors Table 4 Premade 4 pin JST PH Cables and Accessories Pins Length REV Robotics Part Number JST PH JST PH 4 pins 30cm REV 31 1407 JST PH JST PH 4 pins 50cm REV 31 1408 JST PH JST PH 4 pins 100cm REV 31 1409 JST PH Cable Extension Board 4 pins REV 31 1388 Table 5 Premade 3 pin JS...

Page 8: ...T PH 28 24AWG SPH 002T P0 5L 455 2148 1 ND Housing JST PH 4 pin PHR 4 455 1164 ND Header JST PH 4 pin Top Entry B4B PH K S 455 1706 ND Header JST PH 4 pin Side Entry S4B PH K S 455 1721 ND Housing JST PH 3 pin PHR 3 455 1126 ND Header JST PH 3 pin Top Entry B3B PH K S 455 1705 ND Header JST PH 3 pin Side Entry S3B PH K S 455 1720 ND Connector Datasheet http www jst mfg com product pdf eng ePH pdf ...

Page 9: ...im Battery REV 31 1302 Properly Configured Driver Station DS USB Game Pad USB A Female to Micro USB REV 31 1426 Other FTC legal part numbers exist Optional Additional Materials needed to Connect an Expansion Hub Expansion Hub REV 31 1153 XT30 Extension Cable REV 31 1392 JST PH 3 pin Communication Cable REV 31 1417 ...

Page 10: ...lace your Driver Station or Control Hub this procedure will need to be repeated The steps below assume the FTC Driver Station Application or FIRST Global Driver Station Application are installed on your Android device Pairing the Driver Staion with the Control Hub 1 Power on the Control Hub by plugging the 12V Slim Battery into the XT30 connector labeled BATTERY on the Control Hub 2 The Control Hu...

Page 11: ...Control Hub Guide REV Robotics LLC 2020 11 3 Power on your Android Device by holding down the power button 4 Open the Driver Station application from the HOME Screen ...

Page 12: ...Control Hub Guide REV Robotics LLC 2020 12 5 On the Driver Station page open the menu from the top right corner then select Settings 6 Select Pairing Method ...

Page 13: ...Control Hub Guide REV Robotics LLC 2020 13 7 Select Control Hub 8 Select Pair with Robot Controller ...

Page 14: ...Control Hub Guide REV Robotics LLC 2020 14 9 Select Wifi Settings 10 Select the name of the Wifi network generated by your Control Hub The SSID name starts with either FIRST or FTC ...

Page 15: ... to password Press CONNECT After pressing connect press the back arrow at the bottom of the display until you return to the main driver station screen 12 After a couple of seconds the Driver Station page will indicate the network name a ping time and battery voltage Your Driver Station is now paired with your Control Hub ...

Page 16: ... the Robot Configuration file before you can use the device in your program The Robot Configuration will allow you to give your sensors and actuators meaningful names that you can reference while programming For this example we will configure a simple two motor robot drivetrain Figure 4 Figure 4 The miniBot is a Simple 2 Motor Robot ...

Page 17: ... Configuring Your Robot for the First Time 1 Select the menu on either the Driver Station or Robot Controller Then select Configure Robot 2 Select New in the top left hand corner 3 Select Expansion Hub Portal 1 embedded 4 Select Expansion Hub 1 ...

Page 18: ...ibot in Figure 4 select the Rev Robotics Core Hex Motor 7 Press Enter motor name here and name the motor left_drive This is the name that you will use when you are programming your robot to control this motor Always use descriptive names so that you can remember what a device does when you are programming 8 Repeat the process for Port 1 and name the motor right_drive ...

Page 19: ... LLC 2020 19 9 Press Done once to go back to the list of device ports and then select I2C Bus 0 10 Add the built in REV Expansion Hub IMU Name it imu 11 Press the Done button at the top left corner of the page 3 times 12 Press Save ...

Page 20: ...ur robot An Expansion Hub can be added to a Control Hub The Expansion Hub has all of the same ports as the Control Hub but without the wireless capability Control Hub vs Expansion Hub in FIRST FIRST Tech Challenge FIRST Global FIRST Tech Challenge teams may use one 1 Control Hub and may add one 1 Expansion Hub starting in the 2020 2021 season Read the official FTC Game Manuals for complete game ru...

Page 21: ...bot 1 Use the XT Extension Cable to connect power between the Control Hub and the Expansion Hub 2 Use a 3 pin JST PH cable to connect the RS485 port on the Control Hub to the Expansion Hub 3 From the Driver Station choose Configure Robot 4 Select New in the top left hand corner ...

Page 22: ...ow you have two Expansion Hubs to choose from Expansion Hub 1 is the embedded device of the Control Hub Expansion Hub 2 is the connected Expansion Hub Configure and program as necessary Please see the Configure your robot section of this document for an overview of configuration ...

Page 23: ... during competition teams utilize a 5 GHz channel for robot communication Consulting with the FTA CSA at a tournament for the channel to utilize is advised The following steps will show how to switch the Control Hub to a 5 GHz channel Changing WiFi Channel on your Robot 1 Press the triple dots in the upper right Then select Program Manage from the Driver Station Menu 2 Select the menu button in th...

Page 24: ...3 Select the drop down menu under Access Point Channel 4 Select a 5 GHz channel noted in the next to the channel number Then select the Change Channel button next to the drop down 5 At the main screen confirm the channel is changed under Network ...

Page 25: ...ontrol Hub Updating Control Hub OS Download the latest version of the Operating System from the REV Robotics website www revrobotics com software 1 Power on the Control Hub by plugging the 12V Slim Battery into the XT30 connector labeled BATTERY on the Control Hub 2 The Control Hub is ready to connect with a PC when the LED turns green Note the light blinks blue every 5 seconds to indicate that th...

Page 26: ...n bar 5 Scroll down to Update Control Hub Operating System and press the Select Update File button 6 Choose the latest version downloaded in Step 1 and press the Update Reboot button 7 Keep the Control Hub powered while the upload finishes 8 Keep the Control Hub powered while the update is installed The Control Hub will reboot to complete the update ...

Page 27: ...Control Hub network and verify that the update was a success 2 8 WiFi Reset The Control Hub can be reset to the default WiFi settings This will reset the password and SSID name while keeping the Robot Controller application installed on the Control Hub Factory Reset Procedure 1 Press and hold the button on the front of the Control Hub 2 While pressing the button power on the Control Hub ...

Page 28: ... 7V and is waiting to initialize communications Solid Blue Anytime Hub is waiting for communication with the Driver Station Host Control Hub has power Battery is 7V Solid Green with one or more blue blinks every 5 Seconds Anytime Hub has power and active communication with the Android Platform The number of blue blinks is the same as the Hub s address The factory default address is 2 Blinking Blue...

Page 29: ...4 1 Logic Level Converter The Control Hub is a 3 3V logic level device but many of the sensors that teams have previously purchased through companies such as Modern Robotics are 5V logic level devices Many of these previously purchased sensors can be used with the new system by using a logic level converter REV Robotics offers a Logic Level Converter REV 31 1389 and an optional Sensor Adapter Cabl...

Page 30: ...obotics Motors work directly with the Control Hub and Expansion Hub 4 3 Connecting a 5V Sensor A variety of 5v sensors are usable with the Control Hub when used with a Logic Level Converter For some Modern Robotics I2C sensors a Logic Level Converter and a change in wiring to match the pin out of the Control Hub are needed Teams can either purchase a Sensor Cable as an add on to the Logic Level Co...

Page 31: ...tion IMU Fusion Breakout BNO055 2472 Adafruit I2C Yes 3 3V Compatible Custom Wiring Harness Needed RGB Color Sensor with IR filter and White LED TCS34725 1334 AdaFruit I2C Yes 3 3V Compatible Custom Wiring Harness Needed Color Sensor 45 2018 Modern Robotics I2C Yes Compass 45 2003 Modern Robotics I2C Yes Integrating Gyro 45 2005 Modern Robotics I2C Yes IR Locator 360 45 2009 Modern Robotics I2C Ye...

Page 32: ...Hex Motor REV 41 1301 REV Robotics Quad Encoder Yes Directly Compatable No Custom Adapters Needed 12v 4mm Motor Kit 50 0119 MATRIX Quad Encoder Yes 12v 6mm Motor Kit 50 0120 MATRIX Quad Encoder Yes Standard Motor Kit 50 0001 MATRIX Quad Encoder Yes Max Motor Shaft Encoder Kit W38000 Tetrix Quad Encoder Yes Limit Switch 45 2401 Modern Robotics Digital Yes No Adapter Needed Custom Wiring Harness Req...

Page 33: ...l Distance Sensor 45 2006 Modern Robotics Analog No Not Officially Supported Touch Sensor 45 2007 Modern Robotics Analog Yes No Adapter Needed Custom Wiring Harness Required Light Sensor 45 2015 Modern Robotics Analog No Not Officially Supported Magnetic Sensor 45 2020 Modern Robotics Analog No Not Officially Supported ...

Page 34: ...Control Hub Guide REV Robotics LLC 2020 34 5 DIMENSIONS ...

Page 35: ...graphic below The Control Hub s orientation may impact the values received from the embedded IMU 5 2 WiFi Radio Antenna When using the Control Hub please note the location of the WiFi Radio Antenna in the graphic below Do not place a battery or thick metal plate above the Control Hub as it will interfere with the WiFi Radio signal ...

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