ServoCenter 4.1 MINI Manual Volume 1
Contents
1. nennen 10 3 2 4 Installing the Drivers via Windows Update sese 12 3 3 Connecting a Single ServoCenter 4 1 USB Board 12 3 4 Connecting Multiple ServoCenter 4 1 Boards 13 3 4 1 Daisy Chaining Multiple ServoCenter 4 1 USB Boards 13 3 4 2 Using Multiple ServoCenter 4 1 USB Boards on a USB Hub 15 Jo Jumper Settings sao u a i eh poU qa SI anis h d r Ele noioso RD boa cede 15 3 2 L Jumper JPT siae rre etes tis ce eee n For eI R Une a ARR RU E e TN XE paqu gave 15 3 512 Jumper JP 2 fecto toten E eacus vp Duabuer teen det een ya vcedna A due Ur cde he 16 3 5 d umperedI P3 usd eb uei uita m OR et ut qe Nap A M uem Cutter 16 3 5 4 Jumper JPE 14e eren rte bape e tengo a FO sr D POR VH Ra nd eu vd o ERO TU RR 17 3 6 Board Identification Settings 17 S ApDpDendiX 2 a M 18 5 1 Hexadecimal Decimal Binary Conversion Chart 18 5 2 Serial Cable DIAG HAIG cies ates cacucdsvencsiescassaciscsseadehcasasesasaseobsacdoeudsaessesisidescucesesusabadeastedepsvsestaeees 18 5 3 ServoC2. another is moving to another position at a medium speed The controller also provides timed movement commands that allow the destination and a time to be provided so that the motor can be made to move to the specified destination over the specified amount of time The ServoCenter 4 1 controller also offers features such as absolute amp relative control command sets raw scaled percentage positional modes 16 digital I O channels 8 analog input channels a simple yet reliable command protocol accessible in both binary or ASCII text transmission modes on board preset storage capabilities and on board settings storage The ability to independently control position speed and timed movements combined with the controller s flexible and extensible feature set make ServoCenter 4 1 especially useful for servo control applications such as robotics animatronics motion control automation retail displays and other areas where independent or coordinated fluid servo motion is necessary or desirable Up to 16 servo motors 16 digital I O devices and 8 analog inputs can be connected to each ServoCenter 4 1 board and up to 16 ServoCenter 4 1 boards can be daisy chained together thus allowing for a total of 256 RC servos 256 digital I O channels and 128 analog inputs to be controlled independently and simultaneously from one USB port or RS 232 serial port The ServoCenter 4 1 controller can be programmed using a simple command protocol
3. of another ServoCenter controller User s Manual 2 3 Features and Specifications 2 3 1 Features 16 servo channels can double as digital outputs 16 dedicated digital input output channels 8 dedicated analog input channels Supports USB RS 232 serial and TTL logic level serial control USB connectivity allows complete servo control via the PC s USB port Standard RS 232 or TTL serial control at 9600 38400 57600 or 115200 bps Virtual COM Port feature makes USB communication just as easy as standard serial communication code Control position speed and seek time of all connected servos simultaneously Scaled and percentage motion commands allow maximum minimum and startup position setting making complex calibration and motion programming easier Absolute and relative position commands allow for greater programming flexibility Configuration information saved even when the power is off Control up to 16 RC servos per board Daisy chain up to 16 boards to control up to 256 servos from one serial or USB port Servo channels can be configured to double as additional digital outputs Servo channels support a built in configurable smoothing algorithm thus allowing smoother more natural servo motions On board voltage regulator supports both 4 8v and 6 0v servo supply voltages with over current over temperature protection Includes USB device cable and 1500mA AC power supply Simple
4. when powering the servos from an external power source via the SV PWR pads 12 TTL Serial THRU Messages received on the RS 232 serial IN port TTL IN port or USB port are sent to the serial THRU port and TTL THRU port This port can be connected with a 3 pin straight through cable to the TTL IN port of another ServoCenter controller 13 TTL Serial IN The controller can receive TTL logic level control messages from this port This is useful when connecting the ServoCenter4 1 board to a standard Ov 5v asynchronous communication source such as a microcontroller or Stamp controller This port may also be used to daisy chain multiple ServoCenter 4 1 boards by connecting the TTL THRU ofa previous board in the chain to the TTL IN ofa later board in the chain using a 3 pin straight through cable 14 Voltage Regulator This component supplies the power for all sixteen servos when an external power source is not used During normal operation the regulator will get HOT To avoid injury be careful not to touch the regulator during operation To avoid fire do not allow combustible materials to contact the regulator during operation The regulator circuit is equipped with both over current and over temperature shutdown circuitry 15 IN PWR Connector These pads act as an alternative power supply input Input voltage should be between 6 5VDC and 12VDC The IN PWR pins are connected in parallel with the power supply input barrel jack
5. yet robust serial protocol supports both ASCII and binary protocol modes thus allowing ease of adaptation to specific needs Included ServoCenter ActiveX control and Win32 DLL makes creating complex control applications fast and easy Included example programs get you started quickly Example programs included for VC6 VB6 QBASIC Turbo C VB NET C NET Python and GCC LINUX Jumper settings allow for flexible configuration and control options On board pads allow for flexible power supply and battery connection options Control or sense up to 16 I O device channels per board Daisy chain up to 16 boards to achieve up to 256 digital I O channels from one serial or USB port Digital I O channels are individually configurable as inputs or outputs and have configurable internal pull up resistances Digital I O channels each provide power supply pins to ease connection to external digital I O modules Connect and read up to 8 analog input channels per board Daisy chain up to 16 boards to allow up to 128 analog inputs to be read from one serial or USB port Analog input channels can be read in either 8 bit or 10 bit resolutions User s Manual Analog Input channels each provide power supply pins to ease connection to external analog input modules Preset storage capability allows the saving and loading of up to 64 preset servo position amp digital I O configurations Presets can be loaded i
6. 38400bps On Off 57600bps On On 115200bps 3 5 3 Jumper JP3 Jumper JP3 controls the servo power options and the system settings write protection The specific functionality of jumper JP3 is as follows Jumper JP3 Position Effect of Jumper When Installed I System settings are write protected 2 Servo voltage select Regulated servo power is set to 4 8VDC when installed and 6 0VDC when removed 3 Internal regulated servo power is connected to the servo connectors When a jumper is installed in position 1 updates to the internal stored controller settings are prohibited This is useful for preventing accidental modification of stored settings once they are entered The controller will still allow changes to the settings but will not allow those changes to be committed to the persistent storage Thus when the power is cycled or the system is reset then the stored settings will be restored When a jumper is installed in position 2 the on board regulator provides 4 8VDC When the jumper is removed from this position then the regulator provides 6 0VDC When a jumper is installed in position 3 the on board regulator supplies power to the servo connectors When the jumper is removed from this position the regulated power is disconnected from the servo connectors This jumper should be removed if an external power source such as a battery is used to provide the servo power via the external power connection Rem
7. 7 so can also be used as a secondary power supply tap 16 Power Switch The power switch is used to switch the controller board and the attached servos off The board will also not pass information from the serial IN port to the serial THRU port when turned off As a convenience the USB circuitry is always powered via the USB bus itself thus allowing the USB device to remain active within the OS even when the ServoCenter 4 1 board is turned off User s Manual 17 Power Supply Input Attach a 6 5 12VDC power source that can supply at least 1000Ma supply current The supply connector should be a 2 1mm x 5 5mm female connector with a positive center 18 USB Connector Port The controller can receive control messages from this port This port should be connected to a standard USB port on the host computer system 19 Power LED When the MCU power is on the power LED will be lit 20 RS 232 Serial THRU Connector Messages received on the RS 232 serial IN port TTL IN port or USB port are sent to the serial THRU port and TTL THRU port This port is wired as a DTE port and should be connected with a straight through serial cable to the serial IN port of another ServoCenter controller 21 RS 232 Serial IN Connector The controller can receive its control messages from this port This port is wired as a DCE port and should be connected with a straight through serial cable to a PC serial port or the serial THRU port
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9. User s Manual ServoCenter 4 1 Volume 1 Installation amp Hardware Yost Engineering Inc 630 Second Street Portsmouth Ohio 45662 www YostEngineering com 2002 2009 Yost Engineering Inc Printed in USA User s Manual Table of Contents I Packaee Checklist iieri tatit nee ua e Qa Yo teen EXE DOR a pete qUe Cauessscevaipasssiasavvansesssete 3 2 Function os EK 3 PA Niicsiiliieiti meer 3 2 2 Board aal rc NE 4 2 3 Features and SpecificatiGIS 4 esce esee toga ao uu ua uuu N E V SK o aoo NONE ON CU bR e eR XN SUR sosis erac o a Tei KON 7 2 3 TSBECaturesus a awha kia upantaqa aut his 7 2 3 2 SDOSGIFCalloriSiu aa cose qoa qve OR anp amu S a asa a esau ayau a 8 IPTV SICA le colonial a a I eel ternal ng Maa MI NA AA MAULAMAA MKOBA WAZO Aap Eel t ced 8 nterfage ME 8 Pleci Cal a a m ot A RNR DELE c AP ERA RIERA ELA DES DUE Ce S RE EY RET 8 3 Insfallati UHu iie iti I Ie fas dase Hebe e socii ui AA AT 9 3 1 General Installation Precautions 9 3 2 Installing the ServoCenter 4 1 USB Drivers 9 3 241 Betorednstollng Drive szron eer enn oem uto ten total sidus 9 3 2 2 Installing the ServoC enter 4 1 DUvelt uiui wscsesecainscceuicct eor as den are ee ee ea 10 3 2 3 Installing the Virtual Com Port Driver
10. ch and installation options 4 The Found New Hardware Wizard will now install the Virtual Com Port Driver Found New Hardware Wizard Please wait while the wizard installs the software 11 User s Manual 5 Upon completion the Wizard should inform you that the driver was successfully installed Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for USB High Speed Serial Converter Click Finish to close the wizard 3 2 4 Installing the Drivers via Windows Update When the Found New Hardware Wizard starts select Yes this time only 3 3 Connecting a Single ServoCenter 4 1 Mini Board Follow these steps to connect a single ServoCenter 4 1 Mini board 1 Connect the USB port on the ServoCenter 4 1 Mini controller board to a free USB port on your PC using the provided 5 pin mini USB cable OR Connect the serial IN connector of the ServoCenter 4 1 Mini to the serial port of your PC or other serial device using a 9 Pin to 3 Pin Serial Cable DB9F to 3 Pin Female OR Connect the serial TTL IN connector of the ServoCenter 4 1 Mini to a logic level asynchronous serial port of your device 2 Connect from 1 to 16 servos to the ServoCenter board s servo ports 3 Ensure that jumper settings are correct See Section 3 5 4 Ensure that the board ID setting is correct Generally board ID 0 is used
11. device 13 User s Manual 2 Connect the serial IN connector of the next ServoCenter board to the THRU port of the previous ServoCenter Board using a 9 Pin Serial Cable DB9F to DB9M Repeat this step for all other boards OR Connect the serial TTL IN connector of the next ServoCenter board to the TTL THRU port of the previous ServoCenter Board using a 3 pin straight through cable Repeat this step for all other boards 3 Set the Board ID switches for each board to the desired value This is important because this ID number is what a controlling program will use to deliver commands to specific servos on specific controller modules For more information on Board ID numbers refer to Section 3 6 4 Connect the provided 9VDC 1500mA power supplies to each ServoCenter board Each module should be connected with a separate power supply or should be connected to a single high current power source 5 Connect from 1 to 16 servo motors 1 to 16 digital I O devices and 1 to 8 analog input devices to each of the connected ServoCenter boards a iE E SS serial or USB Cable 9VDC Adaptor Digital Digital Digital VO Device VO Device O Device 3 Wire RS 232 or TTL Serial Cable Digital WO Device s 9VDC Adaptor Seno sero sere Daisy Chaining Multiple ServoCenter 4 1 Controllers 14 User s Manual 3 4 2 Using Multiple Serv
12. ed to the PWR connector then ensure that the jumper on position 3 of JP3 is removed 3 2 Installing the ServoCenter 4 1 USB Drivers Before the USB capabilities of the ServoCenter 4 1 USB may be used two drivers must be installed to the PC that will communicate with the controller board The first driver is the Virtual Com Port driver which will allow your programs to access the ServoCenter s USB port in the same way that RS 232 serial ports are accessed for more information see Section 4 1 The second driver is the ServoCenter 4 1 USB driver which is what allows the PC to communicate with the ServoCenter 4 1 USB If only the serial interface is being used no driver installation should be necessary 3 2 1 Before Installing Drivers Windows will automatically prompt you to install these drivers the first time you connect the ServoCenter 4 1 USB to your PC If you have the ServoCenter 4 1 CD insert it now If not you will need to download the ServoCenter 4 1 USB drivers from http tech Y ostEngineering com servoFolder User s Manual 3 2 2 Installing the ServoCenter 4 1 Driver Follow the instructions outlined in Section 3 2 3 to install the ServoCenter 4 1 USB Driver 3 2 3 Installing the Virtual Com Port Driver 1 When the Found New Hardware Wizard starts Windows may ask you if you want to connect to Windows Update to search for drivers If you see this prompt select No not this time Found New Hardware Wi
13. enter 4 1 Circuit Schematic 19 User NG e eEsssa aysa 20 User s Manual 1 Package Checklist When you purchase this product you receive the following items ServoCenter 4 1 Controller Board USB Device Cable Type A to 5 Pin Mini Type B AC Adaptor 9VDC g 1000mA Positive Center ServoCenter 4 1 User s Manual amp Programming Guide ServoCenter 4 1 Software Examples CD Attention The ServoCenter 4 1 Controller Board contains static sensitive devices Avoid touching the circuitry and always handle the board by the edges only Caution Fully read this instruction manual and additional included setup and programming documentation before operating the ServoCenter 4 1 Misuse of the ServoCenter 4 1 board could result in equipment damage or injury 2 Function Overview 2 1 Introduction The ServoCenter 4 1 is an embedded controller that allows any device with a USB port or serial port to control standard hobby servo motors interface to other digital I O devices and read analog inputs The board provides both a USB and a serial interface to allow for easy control of the seek position and seek speed of each of up to sixteen connected servos independently and simultaneously This independent control scheme allows one servo to be moving to a position slowly while another is moving to a different position quickly while yet
14. here Digital I O pins can be individually configured as inputs or outputs Each DIO channel also provides a Ov and 5v supply pins for use by connected digital modules The Ov pin is toward the edge of the board 5 is the center pin and the DIO pin is the right most pin 3 5_PWR Pads These pads allow access to the regulated 5v MCU power source from either the internal regulator or the USB bus depending upon the jumper JP4 setting If JP4 is not installed in either position an external 5v power supply may be used to power the MCU 4 Reset Button This button allows the ServoCenter system to be reset without cycling the power 5 Jumper JP2 This jumper selects the serial data transfer rate as follows both positions removed 9600bps position 1 removed and 2 installed 38400bps position 1 installed and position 2 removed 57600bps both positions installed 115200bps When USB connectivity is used the data rate setting for the Virtual Com Port must match this jumper setting When daisy chaining multiple boards baud rate settings must match 6 Analog Inputs AD0 AD7 These pins each allow an analog input to be connected Analog inputs between Ov and 5v can be converted and read Each analog input channel also provides a Ov and 5v supply pins for use by connected analog modules The Ov pin is toward the bottom of the board 5 is the center pin and the analog input is the top most pin 7 Board ID Switch This swi
15. in single board applications but any board ID can be used See Section 3 6 5 Connect the provided 9VDC 1500mA power supply to the ServoCenter board 12 User s Manual Connecting a Single ServoCenter 4 1 Controller 3 4 Connecting Multiple ServoCenter 4 1 Boards ServoCenter 4 1 has the capability to have up to 16 boards with unique servo configurations connected together in a daisy chain arrangement or connected independently from a USB hub device This expandability allows for distinct and precise control of up to 256 servo motors with one USB or serial port The ServoCenter boards can be identified from one another programmatically by assigning each board an Identification Number This can be achieved via the use of the block of four switches located on the ServoCenter board Please refer to Section 3 5 for more information on Identification Numbers 3 4 1 Daisy Chaining Multiple ServoCenter 4 1 USB Boards Complete the following steps to daisy chain multiple ServoCenter 4 1 USB Boards 1 Connect the USB port on the ServoCenter 4 1 USB controller board to a free USB port on your PC using the provided USB cable OR Connect the serial IN connector of the ServoCenter 4 1 USB to the serial port of your PC or other serial device using a 9 Pin Serial Cable DB9F to DB9M OR Connect the serial TTL_IN connector of the ServoCenter 4 1 USB to a logic level asynchronous serial port of your
16. in either a raw or ASCII text mode The ServoCenter 4 1 can be controlled via either the USB or serial port USB communication is made simple through the use of the virtual COM port feature of the USB drivers Example programs illustrating various programming methods are discussed in this programming guide and are provided on the included CD along with the USB drivers for the ServoCenter 4 1 User s Manual 2 2 Board Overview 21 RS232 Serial IN 1 Jumper JP4 20 RS232 Serial THRU 2 Digital I O DIO0 DIO15 I T x a v TN FP S 19 Power LED a aa MAMAE Bs b gt we adem 3 45 PWR 18 USB Connector Port 5 Jumper JP2 17 Power Supply Input _ Soa 3 TU Bi ON ers 6 Analog Inputs AD0 AD7 d Ba LE 16 Power Switch Wa NS m E L a TE u 15 IN_PWR 5 WT pee 7 Board ID Switch 14 Voltage Regulator t se PRU ds 5 AAA KN 8 Status LEDs 13 TTL Serial IN 9 SV PWR 12 TTL Serial THRU JI Tumper JP3 10 Servo Connector S0 S15 1 Jumper JP4 Jumper J4 determines the power source for the micro controller If the jumper is installed in position 1 the MCU gets power from the USB bus If the jumper is installed in position 2 the MCU gets power from the on board 5v regulator The default is position 2 Note that in position 1 the power switch will interrupt servo power but not MCU power 2 Digital I O DIO0 DIOIS Digital I O DIOO through DIO15 can be connected
17. ized multiple servo movements or to divide high current servos across multiple boards without consuming additional board IDs Note however that when multiple boards share a board ID commands that get or read information from the board will cause multiple boards to send information simultaneously resulting in possible corruption of returned data 3 5 Jumper Settings The ServoCenter 4 1 Mini board has four sets of jumpers to allow various flexible software and hardware control configurations The functionality exhibited by these jumper banks Section 2 2 Items 1 4 5 19 when a jumper is installed is described in each of the sections below 3 5 1 Jumper JP1 Because of the size constraint of the ServoCenter 4 1 Mini Board Jumper JP1 has been removed from the board layout Thus Jumper JP1 does not exist on the ServoCenter4 1 Mini board and jumper numbering begins with JP2 to preserve jumper meanings between the member of the SC4 1 family 3 5 2 Jumper JP2 Jumper JP2 controls the configuration of the serial communications data rate When USB connectivity is used the data rate setting for the Virtual Com Port must match this jumper setting When daisy chaining multiple boards baud rate settings must match on each board in the chain The specific functionality of jumper JP2 is as follows 15 User s Manual Jumper JP2 Position 1 Position 2 Baud Rate Selected Off Off 9600bps Off On
18. nstantly or cross faded in thus allowing smooth transitions between preset configurations User upgradeable firmware allows you to always have the latest features and updates Users can also create and upload their own firmware Status LEDs provide real time feedback to aid in trouble shooting and installation verification 2 3 2 Specifications Physical Interface Electrical Size 2 95 L x 1 71 W x 0 55 H 7 49cm L x 4 34cm W x 1 39cm H Weight 0 95 oz Input Interface USB 5 Pin Mini Type B port 3 pin RS 232 interface 3 pin TTL serial interface Through Interface 3 pin RS 232 interface or 3 pin TTL serial interface Data Format RS 232 only 8 data bits no parity 1 stop bit at 9600 38400 57600 or 115200 bps Servo Interface 3 pin standard RC servo connector Digital I O Interface 3 pin Ground 5v Signal connector Analog Input Interface 3 pin Ground 5v Signal connector Power Supply 7 0VDC 12VDC at no less than 1000mA Power Jack 2 1mm x 5 5mm Male Jack Center Positive Servo Power Output Regulated 4 8VDC or 6 0VDC selectable at up to 5A when used with appropriate power supply High currents usable when an external servo power supply or battery is used MCU Power Output Regulated 5 0VDC at up to 800mA User s Manual 3 Installation 3 1 General Installation Precautions The ServoCenter 4 1 board allows for several configuration options so that the user can select the op
19. oCenter 4 1 Mini Boards on a USB Hub Complete the following steps to control multiple ServoCenter 4 1 Mini Boards from a USB Hub or on multiple USB ports within the PC 1 Connect a USB Hub to a USB port on your PC or use multiple USB ports on your PC 2 Connect a ServoCenter 4 1 USB Module to an open USB port on the hub using a USB device cable Repeat this step for all other boards 3 Set the Board ID switches for each board to the desired value When multiple boards are connected to a USB hub they will show up as separate virtual com ports and thus may share board IDs This is important because the virtual com port number and the board ID number is what a controlling program will use to deliver commands to specific servos on specific controller modules For more information on Board ID numbers refer to Section 3 6 4 Connect the provided 9VDC 1500mA power supplies to each ServoCenter board Each module should be connected with a separate power supply 5 Connect from 1 to 16 servo motors 1 to 16 digital I O devices and 1 to 8 analog input devices to each of the connected ServoCenter boards Note While ServoCenter 4 1 will support up to 16 unique Identification Numbers at one time any number of ServoCenter boards may be assigned the same ID Number The result of this will be that all boards with the same ID number in a chain will simultaneously move their respective servos to the same positions This can be done to obtain synchron
20. ocated in the upper left corner of the ServoCenter 4 1 USB board see Board Overview Item 10 Identification numbers are determined by the position of each switch in the bank The settings of the switch indicate the binary representation of the board ID number Refer to the table below regarding the switch position ID number relationship Board Identification Settings 1 2 3 4 Board ID Off Off Off Off 0 Off Off Off On 1 Off Off On Off 2 Off Off On On 3 Off On Off Off 4 Off On Off On 5 Off On On Off 6 Off On On On 7 On Off Off Off 8 On Off Off On 9 On Off On Off 10 On Off On On 11 On On Off Off 12 On On Off On 13 On On On Off 14 On On On On 15 Board IDs can be changed at any time during the operation of the ServoCenter 4 1 17 User s Manual 5 Appendix 5 1 Hexadecimal Decimal Binary Conversion Chart Decimal Hex Binary 0 0 0000 1 1 0001 2 2 0010 3 3 0011 4 4 0100 5 5 0101 6 6 0110 7 7 0111 8 8 1000 9 9 1001 10 A 1010 11 B 1011 12 C 1100 13 D 1101 14 E 1110 15 F 1111 5 2 Communication Cable Diagrams The diagrams below illustrate the wire connections necessary for ServoCenter 4 1 compatible serial cables 9 Pin RS 232 Serial connection to 232 IN Port 9 Pin PC Serial 3 Pin 232 IN Port Connect
21. or Connector Transmit Data 3 sq OO 1 Receive Data Signal Ground 5 T1 hhPMA 2 Signal Ground Receive Data 2 n yh 3 Transmit Data 25 Pin RS 232 Serial Connection to 232 IN Port 25 Pin PC Serial 3 Pin 232 IN Port Connector Connector Transmit Data 2 O Receive Data Signal Ground 7 pV p gt D s OOP 2 Signal Ground Receive Data 3 y Vpjo SGS 3 Transmit Data 3 Pin Serial 232 THRU to 232 IN Connection 3Pin 232 THRU 3 Pin 232 IN Connector Connector Transmit Data 1 OO 1 Receive Data Signal Ground 2 lt 2 Signal Ground Receive Data 3 O sh OO 3 Transmit Data 3 Pin TTL Serial TTL THRU to TTL IN Connection 3Pin TTL THRU 3 Pin TTL IN Connector Connector Transmit Data 1 a P s e 1 Receive Data Signal Ground 2 Av l P c pO5 2 Signal Ground Receive Data 3 TT HH 3 Transmit Data 18 User s Manual 5 3 ServoCenter 4 1 Circuit Schematic 9r 1 NAHL cec NI zez ZNHSOONZXO QNO ON A d SSA myo OuzET 14 1noeAc SSA Md gaMoacecxv lt 7 o NLL AYHL LL NICH LNOZH NILS gnou inocL ino NICL NILL V TO 79 SSA SSA od ia SIS vis els es aA Ws SSA 015 6S W dscevoawW 0ad 01NIOd
22. oval of this jumper can also act as a quick method of removing power from the servos without disconnecting their wires To avoid damage never connect an external power source to the external power connection while this jumper is installed 16 User s Manual 3 5 4 Jumper JP4 Jumper JP4 configures how the ServoCenter 4 1 micro controller gets power The specific functionality of jumper JP4 is as follows Jumper JP4 Position Effect of Jumper When Installed 1 MCU is powered via S VDC from USB bus 2 MCU is powered via on board 5VDC regulator When a jumper is installed in position 1 the ServoCenter 4 1 micro controller and other logic circuitry get power from the USB bus When a jumper is installed in position 2 the ServoCenter 4 1 micro controller and other logic circuitry get power from the on board regulator Jumpers should never be installed in both position 1 and position 2 simultaneously since this could cause contention between the on board regulator and the USB bus Note that in position 1 the power switch will interrupt servo power but not MCU power Note that the USB interface circuitry is always powered from the USB bus regardless of JP4 settings This is done as a convenience so that the USB device remains active within the OS even when the ServoCenter 4 1 board is turned off 3 6 Board Identification Settings Board Identification Numbers are set via the blue bank of switches l
23. tch determines the board ID of the ServoCenter controller board When multiple boards are daisy chained they each require a unique board ID setting to be controlled independently User s Manual 8 Status LEDs The status LEDs can be configured to show various status states of the ServoCenter 4 1 as it is operating 9 SV PWR External Power Pads If a jumper is installed on position 3 of JP3 then these pads act as a source of external power which may be used to power additional servos or circuitry at either 4 8VDC or 6 0VDC depending on jumper JP3 position 2 If the jumper at position 3 of JP3 is not installed then these pads may be used to connect an external servo power source such as a battery or higher current supply 10 Servo Connector S0 S15 Servos SO through S15 are connected here The servos should always be connected so that the black ground wire of the servo is toward the outside edge of the board The signal pins of the servo connectors can also double as additional digital outputs by controlling the disabled state of a servo channel 11 Jumper JP3 Position 1 of this jumper write protects the internal setting memory and preset memory when installed Position 2 selects the voltage level provided to the servos as follows 4 8 volts when installed 6 0 volts when removed Position 3 removes the on board regulator s voltage from the servo connector when removed It is necessary to remove this jumper
24. tion that best suits the particular need required In each configuration however the installation procedure is basically the same When installing or configuring any ServoCenter 4 1 board observe the following 1 Some of the electronic components are sensitive and can be damaged by electro static discharge Avoid touching the circuitry on the board itself and handle the board only by the edges Place the board in a static shielding bag when storing the board for extended periods 2 Use only the AC adaptor that was provided with the ServoCenter board If an alternate power supply is used ensure that it is of appropriate voltage amperage and polarity for the board 3 When making changes in wiring configuration and jumper settings be careful not to touch the voltage regulator heat sink These components may get hot and may cause injury if contacted 4 The regulator and heat sink of the ServoCenter controller get HOT during periods of heavy utilization Avoid placing the ServoCenter board in enclosed spaces or in close proximity to combustible materials 5 When connecting servo motors be careful to observe the polarity of the servo connectors The black wire should be connected toward the outside edge of the board Failure to observe the proper connector polarity could result in damage to the ServoCenter board and or the incorrectly connected servos 6 If an external power source such as an alternate power supply or battery is connect
25. zard Welcome to the Found New ey Hardware Wizard ES Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software C Yes this time only C Yes now and every time connect a device Click Next to continue Back Cancel 2 Next the Wizard will tell you what device a driver is needed for and ask you if you want to install the software automatically or install it from a specific location Choose Install from a list or specific location Advanced Found New Hardware Wizard This wizard helps you install software for USB High Speed Serial Converter If your hardware came with an installation CD WE or floppy disk insert it now What do you want the wizard to do C Install the software automatically Recommended a 3 Click Next to continue lt Back Cancel 10 User s Manual 3 Next you must tell the Wizard where to find the driver you need Select the box next to the Include this location in the search option If you have the ServoCenter 4 1 CD provide CD XUSB Drivers as the location If you downloaded the drivers from the internet you will need to specify the folder to which you saved them Found New Hardware Wizard Please choose your sear
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