Cytron SHIELD-Servo User Manual Download Page 3

 

ROBOT . HEAD to TOE

 

Product User’s Manual – 

Shield-Servo

 

 

 

INTRODUCTION AND OVERVIEW

 

 

1.0 Introduction of SHIELD-Servo

 

 
SHIELD-Servo offers reliable yet user friendly RC (Radio Control) Servo motor controller to

 

 

 

 

 

 

 

 

 

 

 

   

hobbyist and students. Different from

SC16A and

SC08A

, SHIELD-Servo is designed to control 8

 

 

 

 

 

 

 

 

   

   

   

independent RC (Remote Control) Servo motors simultaneously (or idenpendently) in a single

 

 

 

 

 

 

 

 

     

 

board with a built in 5V 5Ampere switching regulator. Each Servo signal pin is able to generate

 

   

   

 

 

 

 

 

 

 

   

   

 

Servo pulses with duty cycle from 0.5ms to 2.5ms, which is greater than the range of most Servos,

 

 

 

 

 

 

   

 

   

 

 

 

   

 

 

further allows for Servos to operate in full range of 180 degrees. In order to get SHIELD-Servo

 

 

 

   

   

 

   

 

   

   

 

 

working, an Arduino compatible main board (Arduino/Genuino UNO, Mega,

CT-UNO,

 

 

 

 

 

 

 

 

 

 

CT-ARM, etc) is needed and the interface is serial (UART). The shield also provide alternative

 

 

 

 

 

 

   

 

 

 

 

 

 

 

control over 6 pin UART with USB to Serial converter UC00A/UC00B/UC00C or other types of

 

   

 

 

 

   

 

 

   

 

   

microcontroller. UART interface present a flexible, fast and easy to use feature. 
 
This Servo  shield  has  been designed with capabilities and features of: 
 

New! Now comes with 

UC00A/UC00C

/UART interface for easier communication 

between the user’s circuit (or PC) and SHIELD-Servo. By using the new UART control, 
user can  

Activate Servo independantly 

Control position for each Servo 

Control Servo speed 

Support up to 5A (peak) and 4A(continuous) of total current. 

Control 8 channels Servo independently. 

Able to drive Servo motor from 7V to 25V with build in 5V regulator. 

Optional Position Reporting: User may request position of an individual Servo. 

5V logic level compatible inputs. 

Independent Starting Position Command for each channel at the next start-up 

Servo pulse range 0.5ms to 2.5ms. 

UART baud rate is saved in non-volatile memory (Factory default is baud rate = 9600). 

 

Dimension:

 7.4 cm x 6.6 cm 

 

 

 
Created by Cytron Technologies Sdn. Bhd. – All Rights Reserved

2

 

Summary of Contents for SHIELD-Servo

Page 1: ...SHIELD Servo Servo Controller Shield User s Manual V1 1 April 2018...

Page 2: ...10 5 Installation hardware 11 5 1 Setting up Shield Servo 11 5 2 Connecting to Arduino UNO CT UNO using Signal Pin 12 5 3 Connecting to External Switches 12 5 4 Connecting to Computer through UART 13...

Page 3: ...control over 6 pin UART with USB to Serial converter UC00A UC00B UC00C or other types of microcontroller UART interface present a flexible fast and easy to use feature This Servo shield has been desig...

Page 4: ...is able to have more extensive control of the Servo driver and Servo motor User can leave most part of the Servo control algorithm to Shield Servo It saves much software resources on the host For exa...

Page 5: ...bots Besides signal wire a RC Servo has other two leads for power and ground The control signal is a continuous stream of pulses that are 1 to 2 milliseconds long repeated approximately fifty times pe...

Page 6: ...ts missing please contact us at sales cytron io immediately Shield Servo comes with 1 x SHIELD Servo board with every component is soldered properly and tested before board is shipped User s Manual an...

Page 7: ...round for both logic operation and Servo motor power source If power is connect correctly the PWR LED should light up Signal Input Pins Function Description Label Definition Function TX Transmit Pin T...

Page 8: ...It should be connected to host s transmit pin RX UART Receive Pin connected to Shield servo transmit pin It should be interfaced to 5V logic UART It should be connected to host s receive pin VSEL Sys...

Page 9: ...ignal K Solder if use internal power A A DIP switch used to select TX and RX pin for Shield Servo B An 8 ways connector for user to connect particular Servo motor Please insert the wire properly by re...

Page 10: ...lf test When it is pressed and release Shield Servo will start to drive every servo motor connected in predetermined movement and speed H A small green LED to indicate status of power for logic operat...

Page 11: ...ROBOT HEAD to TOE Product User s Manual Shield Servo 4 1 DIMENSION Created by Cytron Technologies Sdn Bhd All Rights Reserved 10...

Page 12: ...dicator PWR will light on if the 5V power source available Servo motors can be driven by power source from VM and GND The power source will be regulated via on board switching converter to 5V with max...

Page 13: ...and D11 or D12 and D13 and utilize the software serial from Arduino library as alternative UART communicatin Please refer to tutorial of software serial from Arduino website for details of using softw...

Page 14: ...ou may connect more than one UC00A UC00C to your computer and control more than one Shield Servo at the same time A Graphical User s Interface GUI comes together with the source code is provided for u...

Page 15: ...s developed a Shield Servo GUI using VB net for user to control Shield Servo from computer through virtual COM Port The following steps will guide user to run Shield Servo GUI and use it 1 Extract the...

Page 16: ...being setup correctly and power to Servo motor is connected If you are using UC00A UC00C driver must be installed 6 After hardware installation choose the correct COM Port Normally the extra virtual...

Page 17: ...how COMxx connected 8 Now Shield Servo GUI is ready to control the Servo motor using Shield Servo User may on off the motor Active deactive the individual motor change position set motor rotation spee...

Page 18: ...repository b Download the files and extract the zipped file c There are 1 files available for the user Shield Servo Example ino For immediate testing user may load the sketch into Arduino board d The...

Page 19: ...d UC00A UC00C driver user is ready to use Shield Servo with computer laptop a Setup Shield Servo according to steps in 5 4 Connect UC00A UC00C to Shield Servo another end of UC00A UC00C to PC b Power...

Page 20: ...fer to the source code and modify it or write a new program to create own GUI for own application The GUI is written with Microsoft Visual Studio Community 2015 Any older version than this may not be...

Page 21: ...00000000 0 00 2 Mode Servo channel 0 to active all Turn ON the Servo motor 1 st Byte send 110XXX XX 193 200 C1 C8 1 activate servo 1 st Byte send 00000001 1 01 3 Mode Servo channel 0 to active all Po...

Page 22: ...annel 1 to 8 represented by the decimal value ii 2nd byte On Off only the LSB is valid 0b 0 0 0 0 0 0 0 X 1 Activate servo motor 0 Deactivate servo motor Position and speed command a The command is be...

Page 23: ...lse generated Duty cycle resolution x servo position 0 5ms 0 25us x servo position 0 5ms 2nd Byte 7 MSB of servo position 0b 0 X X X X X X X 12 11 10 9 8 7 6 3rd Byte 6 LSB of servo position 0b 0 0 X...

Page 24: ...starting position command a This command is useful for user to initialize the starting position of servo motors To initialize starting position the command is being sent in packet format Each packet c...

Page 25: ...iss use is not covered under warranty Warranty does not cover freight cost for both ways Prepared by Cytron Technologies Sdn Bhd www cytron io No 1 Lorong Industri Impian 1 Taman Industri Impian 14000...

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