PROGRAMMABLE STEP MOTOR CONTROLLER SMSD-822
Contents
1. The motor can be stopped by the active signal on the EN input clean contact EN 16 contact on COM 17 25 contact power is removed from the motor windings Inputs PUL and DIR are bidirectional so the polarity of connected signals is not important DIR max 0 8 gt 10 us EN i i Clear contact Img 10 STEP and DIR input signals 7 4 Tracking mode This mode gives possibility to control the position by the internal potentiometer or external potentiometer or by the analog signal 0 5V To select this mode it is necessary to set driver mode SW1 ON SW2 OFF After that you need to press button RESET while holding it press START button Then release RESET button and hold START button until red LED will stop lighting When the controller enters this mode it takes the current position of potentiometer or control voltage at the inputs COM 11 Position 12 as zero coordinate If you need to rotate motor in both sides it is accessible to set the potentiometer in the middle position or set 2 5V of control voltage before entering this mode Increasing the voltage corresponds to the rotation of the motor in one direction decreasing the voltage corresponds to the rotation of the motor in other direction If You connect the controller to the PC you can set start speed command SSddd acceleration ALddd working speed SDddd You need just send these commands to the controller Also scale can be set by th2. till signal IOddd is removed signal IOddd is removed if this command is received while driving from this moment the motor will start continuous movement with the 8 current speed till signal IOddd is removed SMSD 822 Continuous movement till signal IOddd is set Stepmotor Controller L3 if this command is received when the motor is stopped Indefinite movement till continuous motion will begin till signal IOddd is set WE signal IOddd is set if this command is received while driving from this aie 8 moment the motor will start continuous movement with the Swa P i current speed till signal IOddd is set IOI 102 103 104 are used as inputs Continuous movement till signal to input 0 zero limit SEEEOUNING 9 switch Indefinite movement till if this command is received when the motor is stopped aan a signal to input 0 zero continuous motion will begin till signal to input 0 bee ee limit switch if this command is received while driving from this ye moment the motor will start continuous movement with the START current speed till signal to input 0 PE N L Bt B At A Pause min Ims max 10000000ms Q Q Q After receiving this command the motor will stop and wait P ace tordddds wea oo ms and then will continue to execute the remaining 100000000 If in pause time the commands MV MVddd MH ML HM 1 2 j a received they are executed immediately and previous Img 1 SMSD 822 controller scheme
3. 7 25 Oa T te ace H nitor ectric loa 2 Add commands to assemble the operation algorithm F z E DIR r konm a lO4 10 Ports COM amp LPT o 5V 13 ox BaeCP210x USB to UART Bridge Controller COMS a aai COM 17 25 3 End loading Se Ny 4 Press the button send under the command list J NetMos PCI ECP Parallel Port LPT1 DIR 15 eabe A i i 7 F NetMos PCI Serial Port COM3 o Commands list and description are in the section 8 F NetMos PCI Serial Port COMA Commands and in the SMC_Program manual SE o pesa peas e After the commands sequence operation algorithm is recorded Sie ee Img 6 Controller mode Img 7 IOI O2 103 104 inputs Img 8 IOI 102 103 104 outputs into the controller there are two possibilities to continue control by Storage volumes connection example connection mode connection mode the SMC_Program or to use the controller in standalone mode To start program executing in the standalone mode press the Start button or contact Start and GND at the controller frame Img 11 System devices Universal Serial Bus controllers It is unacceptable to use one of the signals as input and output at the same time If it was used as output and then it will be used as input it is necessary to turn the flag off with the CFddd command look the paragraph 8 23 Chose port number DER Blue 2 SMC Program ver 3 0 4E ee COM File KOA Program settings Inf
4. Commands loading to the controller s memory light both LED indicators The SMSD 822 controller turns to this mode from the standby mode as receives the command LD In the commands loading mode the controller accepts the executing commands only table 7 After arriving the command ED the controller record all received executing commands to the memory and turns to the standby mode Reading commands from the controller light both LED indicators The SMSD 822 controller turns to this mode from the standby mode The sequence of executing commands from the controller memory transfers to the computer as the controller receives the command RD After the commands transferred the controller turns back to the standby mode Temporary stop mode blink both LED indicators The SMSD 822 controller turns to this submode during program executing as receives the signal EN The controller suspends program executing while the signal is active As the signal turns to inactive the controller resumes the program executing 10 Delivery in complete sets The stepper motor controller SMSD 822 1 pes SMC_Program can be delivered on a CD or by e mail 1 pcs Manual SMSD 822 000 1 pcs Switch Hall effect SM8 31010NA as an option extra cost on a request 1 pcs 11 Warranty Any repair or modifications are performed by the manufacturer or an authorized company The manufacturer guarantees the failure free operation of the control
5. IOddd is used as output If one of the signals IOddd has 18 been used as output and then it is going to be used as input this command must be set ddd 1 4 before Set the flag in output IOddd IOddd is used as output Continuous motion if the motor is stopped this command starts perpetual motion if this command was received while driving continuous motion with current speed begins Continuous movement If the program is in the simple control mode input motor By payee Manager Jog operation parameters steps number speed acceleration direction Fle Adon View Hep Controller mode connection examples and press the button write to record parameters to the controller and 2 E ead 7 press the button start to start motion according to the recorded Ej HOPE ar command sequence Or press the button Write and start to record i poom Home 4 new parameters and start motion at the moment ee Reset 5 lo1_ 7 ss Display adapters Electric load1 If the program is in the programming control mode add to the 1 DVD CD ROM drives lt 0 6 O2 8 lO1 7 command list ee aiina EN m Electric load2 O2 8 Ha lt IO3_ 9 Fleciicload3 jos g 1 Start loading to the coordinate 1 TO Mce and other pointing devices COM 1
6. command is considered complete Terminal screws for step motor windings 2 and power supply 1 for cycle Plug for input output signals connection 25pins 3 operation Set label for cycle operation for program in buffer Control buttons START RESET and HOME 4 Repeat from label ddd Internal potentiometer for speed adjusting and for tuning SPEED TUNING 5 times max 255 Set 2 Repeat from label ddd times max 255 Set 2 commands Switches SW1 SW8 6 commands JPddd to create JPddd to create endless cycle LEDs for indication of the controller status 7 endless cycle USB plug for a computer connection 8 Indefinite pause wait removing signal IOddd All inputs of the unit are opto isolated if this command is received when the motor is stopped The numeration of input output signals plug pins is shown in table 2 Pee next command will be executed after signal IOddd is Table 2 Indefinite pause wait oa removed TONON signa ddd if this command is received while driving from this moment the motor is stopped waiting removing signal IOddd DIR D E the previous command is considered complete 3 START N EIndefinite pause wait for a signal to input IN2 ima re C C C C if this command is received when the motor is stopped next HOME Indefinite pause wait for a command will be executed after signal on the input IOddd O QO O O O QO O QO O OO signal to input IOddd if this command
7. de and it is restored when re entry this mode When the external potentiometer is used it is necessary to set the minimum speed with internal potentiometer SPEED fully clockwise position and connect external potentiometer to terminals 5V SPEED COM img 2 or connect contacts of analog signal source to terminals SPEED COM maximum current of analog input is 1OuAmp when Uinput 5V To change direction it is necessary to set signal DIR high level one direction low level another direction To start motion you need to push START button or use START COM terminals To stop motion you need to push START button once more or RESET button in this case power is removed from the motor windings If EN signal is used high level motor is stopped low level motor continues motion When internal potentiometer SPEED is used two zone speed control is provided By default potentiometer controls speed in diapason from step sec up to 1000step sec accurate speed setting If after changing speed potentiometer is moved to speed Istep sec coarse speed setting is turned on now potentiometer controls speed in diapason from I step sec up to 20000step sec 7 3 Driver mode Connection example is shown in the image 3 One step or microstep executes as front edge of the voltage pulse on the PUL input 1 14 contacts of the connector Direction switches by changing voltage level on the DIR input 2 15 contacts of the connector
8. e command SCddd All these commands are saved in EEPROM of the controller so further connection to the PC is not necessary Scale setting example Scale 1000 SC1000 is used Analog voltage 2 5V is used as zero coordinate Changing voltage from 2 5V to 5V will correspond to 500steps microsteps of motor in one direction and changing voltage from 2 5V to OV will correspond to 500steps microsteps of motor in another direction 7 5 Controller mode There are two possible variants of operation in this mode Direct control it gives the possibility to control the step motor in real time mode Stand alone mode for a standalone operation the executing program should be saved via USB virtual RS 232 after that the USB cable can be disconnected For virtual RS 232 communication the special driver USB RS 232 should be installed to the computer Please save on computer hard drive the installation pack CP210x_VCP_Win2K_XP_S2K3 zip Unpack and execute the exe file Please follow the instructions during the installation progress As a result when the controller is connected to the PC the additional program COM port appears CP2102 USB to UART Bridge Controller The availability and the number of new port can be checked in windows device manager Windows XP On the desktop right click on My Computer and click Properties or open the Control Panel and double click the System icon In the System Properties window click the Hardware tab In th
9. e Hardware tab click the Device Manager button image 11 This COM port should be used for communication with SMSD 822 controller The port properties should be set in a terminal program according to the table 1 As a terminal program SMC_Program or some other software software should provide RS 232 ASCII communication can be used The program is available and supplied with the SMSD 822 controller SMC_Program The program should be copied to the hard drive of the computer Unpack the program pack SMC_Program doesn t require registration and installation The write read operations should be allowed in the program folder carefully check for windows vista and windows 7 It is necessary to set port properties in SMC_Program Menu Port settings gt Chose port image 12 chose the connected port number and press Ok image 13 In the simple control panel window check the box 1 coordinate 1 img 14
10. e shown in the images 3 8 The switch connection example is shown in the Rovere image 9 if the motor is stopped the start of the motion ma PUL kOhm com COM ___ 11 will be carried out in the opposite direction 9 2 r 34 T EPAR ae 13 RS Reverse if thi d ived while drivi oS Davi SPEED 12 jpcanp aien T Position 42 Maxcurrent if this command was received while driving eau PUL 14 tee so Uinput 5VDC 10uAmp when the remaining steps are processed in the S 7 DIR 2 kOhm 13 a a in opposite direction os ae ge oe AL ddd Acceleration ddd min 1000 max 1000 Q l PON ees 8s DIR 15 Ax hence N NAV Speed high voltage level 15 iam ree if the motor is stopped the start of the motion will be a Go jaa ied out with thi d if acceleration is used thi carried out wi is speed if acceleration is used this EN 16 SDddd Speed ddddd max 10000 pee EN 16 COM 17 25 command sets the final speed if there is no acceleration e 1 to 10000 steps sec COM 17 25 this speed will be used as start speed COM 17 25 if this command was received while driving the remaining steps are processed with this speed Img 5 Tracking mode connection example Img 4 Manual mode connection example Img 3 Driver mode connection example 16 SSddd Start speed This command is used only for starting motion and only when acceleration is 1 to 2000 used ALO SFddd ddd 1 4 CFddd Remove the flag in output IOddd
11. eration mode and set micro switches SW1 SW2 according to the table 6 There are three operation modes controller driver and manual Also Tuning mode is provided for setting of the unit with the connected motor Before starting the operation with the connected motor at the first time it is necessary to use Tuning to low vibration and resonance effect look paragraph 7 Operation mode Table 6 Manual also entrance to the tracking mode Driver If the unit is powered the new operation mode is applied after RESET by button or input signal 6 Check wiring once again and turn on the power supply 7 Operation modes 7 1 Tuning When step motor is connected to SMSD 822 controller at first time it is necessary to make Tuning SW1 and SW2 OFF to low vibration and resonance Phase current is set according to table 4 microctepping mode is set according to the table 5 When the controller is powered motor starts to rotate Set the potentiometer SPEED TUNING so that the motor works without any vibrations and noise When the successful result has been reached press HOME button the controller will remember this setting If stepmotor connected to the controller is changed it is necessary to make tuning again for new model of the motor 7 2 Manual mode The speed is adjusted by the internal potentiometer SPEED or external potentiometer or analog signal 0 5VDC Speed value is saved when leaving this mo
12. eted S Program executing completed 9 LED Manual mode SW1 OFF SW2 ON The SMSD 822 is powered step motor is stopped light green color LED indicator Step motor is rotating blink green color LED indicator EN signal is active blink both LED indicators Driver mode SWI ON SW2 OFF Light green color indicator Controller mode SW1 ON SW2 ON Standby mode red color LED indicator The SMSD 822 controller goes to the standby mode in one of the next cases e After program executing completed e After program executing was stopped by command ST 1 e After power on if microswitches SW1 On and SW2 On e After Reset button or input activated if microswitches SW1 On and SW2 On In the standby mode the SMSD 822 controller wait for one of the next event e Arrival one of the control commands from a computer table 6 accepted commands are LD RD ST e Start executing program by pressing the button Start or input signal Start connect Start and Com e Start searching for a limit switch zero position by pressing the Home button or input signal Home connect Home and Com e Turn to the other operation mode manual or simple driver modes see section 6 and table 6 Program executing mode blink red color LED indicator The SMSD 822 controller turns to the program executing mode and start motion algorithm from the standby mode in case o
13. f e Start button pressed or input activated connect Start and Com e Arrival the control command ST The SMSD 822 controller turns back from program executing to the standby mode in case of e Executing program completed e Arrival the control command ST e Reset button pressed or input activated connect Reset and Com Waiting for an external signal submode blink red color LED indicator The SMSD 822 controller turns to this submode during program executing as per the command WHddd or WLddd waiting for an external signal The controller suspends program executing till receiving active signal to input IOI 102 IO3 or IO4 As the signal arrives to IO1 102 Io3 IO4 as per the command the controller resumes program executing 10 Table 7 4 Construction Standalone mode Direct control SMSD 822 is designed as a circuit plate with electronic elements installed on a heat sink plate and covered Continuous movement till signal IOddd is_removed with a metal case Besides electronic components there are indicating and control elements connection terminals if this command is received when the motor is stopped and connectors on the board img 1 Indefinite movement till continuous motion will begin
14. important Connection schemes Table 7 Standalone mode Direct control Complete executing commands sequence After accepting this command the controller records all transferred commands into the memory and turns to the standby mode Read __the _command__ sequence _ from _ the operational buffer If this command is received while driving the motor is stopped and turned off Complete executing commands sequence After accepting this command the controller record all commands to operational buffer and turns to the standby mode Set the address pointer in 0 Begin start a new algorithm previous sequence is cleared Begin start a new algorithm in the buffer the previous sequence is cleared Set enable turn on the motor Set disable turn off the motor Forward motion Backward motion Forward motion if the motor is stopped the start of the motion will be in this direction if this command was received while driving the remaining steps are processed in the direction according this command Backward motion if the motor is stopped the start of the motion will be in this direction if this command was received while driving the remaining steps are processed in the direction according this command The connection examples ar
15. is received while driving from this moment 6 lt Enos the motor is stopped waiting for a signal to input IOddd the QO O QO O O O QO O O OO 7 previous command is considered complete I En Ed Se 101102103104 Uee UES View from the connector on the body of the SMSD 822 COM IR OM OM OM OM OM SCddd This command is accessible only in the tracking mode and gives possibility to set the scale oe 1 100 the diapason of movement The diapason ddd 2000 controller 10 11 COM 12 SPEED Position E 5 Assembly and connection Please learn this manual carefully before connection and assembly Please wire just when power is off Do not attempt to change wiring while the power is on Please provide a reliable contact in connection terminals During wiring please observe the polarity and wire management ATTENTION Power supply of the controller is dangerous for human s health and life It is necessary to observe rules of electro technical safety You need to ground the controller Assembly and connection order 1 Connect the SMSD 822 controller with stepper motor switches and electric power supplier according to one of schemes shown in images 2 8 2 Connect if itis necessary the SMSD 822 controller to a computer by an interface USB cable y 110 220VAC a Img 2 An example of scheme of power supply connection If you use the DC power supply connect it to N L terminals the polarity is not
16. ler for 12 months since date of sale when the operation conditions are satisfied section 3 The manufacturer sales department address Smart Motor Devices OU Tallinn Science Park Tehnopol M ealuse st 4 Tallinn 12618 Estonia Phone 372 6559914 e mail mail stepmotor biz url http www stepmotor biz Date of sale 11 F IAY SHARTHOTORDEVICES http www stepmotor biz PROGRAMMA CONTROLI Manual SMSD 822 001 1 Product designation Programmable step motor controller SMSD 822 is designed to operate with hybrid two or four phase stepper motor with maximum current per phase up to 8 0 Amp Three control modes are provided programmable manual and simple driver 2 Functions and possibilities Recording the operation algorithm from a computer to EEPROM of the unit as a sequence of commands Reading the saved algorithm from the EEPROM to a computer The unit can be controlled by computer direct control or can operate in a standalone mode e Inthe manual mode the unit receives analog signal SPEED voltage signal 0 5VDC internal or external potentiometer and digital signals DIR and EN e Inthe simple driver mode the unit receives signals STEP DIR OVDC low level and 24VDC high level and digital signal EN e The tracking mode position control by internal potentiometer or by analog signal 0 5V e For synchronized operation of several units and other device
17. o Dither 5 265 File Port settings Program settings Info Ee E jm 2E 3E o i f Tmt 1 steps 2 5A e Img 12 img 13 nng A 102 103 104 When Direct control is used in the Programming control mode it is necessary to check box Direct 99 66 control and commands Start loading End loading are not used Command is executed as soon as it is written in Command window The SMSD 822 controller provides operation with 2 or 4 phase stepper motors 4 6 or 8 wires Winding Saving execute program with other terminal program with RS 232 communication function connection examples are in the table 3 Connect step motor wires to A A B and B terminals of SMSD 822 Set the port number check in the windows device manager image 11 set port parameters according to the Tables table 1 Input required commands sequence using the ASCII codes table 7 8 section 8 8 Commands Img 9 NPN switch connection example Motor connection Commands in the programmable mode should be byte serial character serial transferred Every command should be completed with the ending character The ending character instead of cancels previous bytes transfer whole string There is the commands list in the table 7 The SMSD 822 controller receives and checks every command after receiving the ending character Controller sends to the communication port a reply after receiving every command successful o
18. r error command All possible controller replies are presented in the tables ll a Table 7 Standalone mode Direct control Start loading to the controller after the 1 LD command controller is in the loading 7 Read the command sequence from the controller memory Scheme 1 Scheme 2 Scheme 3 Scheme 4 8 wires stepmotor connection 4 phases Scheme 1 serial connection Scheme 2 parallel connection 6 wires stepmotor connection 2 phases with midpoint taps Scheme 3 4 wires stepmotor connection 2 phases without midpoint taps Scheme 4 Start or stop the commands sequence executing if the controller in the After receiving this command the motor will programmable standby mode stop if the stop immediately the previous command is commands sequence is executing considered complete Before starting me N Start loading to the operational buffer Make sure the power supply is turned off If this command is received while driving the 2 Make assembly and connection according to paragraph 5 motor is stopped and turned off Chose the suitable current and set microsteps SW7 SW8 according to table 4 Current Amp ss or OFF 3 Chose suitable microstepping mode and set micro switches SW3 SW4 SW5 according to table 5 Table 5 Microstepping mode 1 16 1 32 1 64 1 128 1 256 Set the switch SW6 for automatic reduction of ae current SW6 ON has SW6 OFF gt 70 5 Chose suitable op
19. s there are 4 digital inputs outputs e There is zero positioning function provided only in controller mode start zero search by a command or by a signal on the digital input Stop zero searching movement as input signal is received The function provides homing by an individual input e If Enable signal is active motor motion is stopped 3 Technical characteristic Common characteristic s G O Maximum output current per phase Amp o S y O l Minimum output current per phase Amp Voltage input 110 220 VAC D A Inputs DIR STEP Digital inputs EN START RESET HOME 0 and IO1 IO2 IO3 IO4 in se input mode ContacttoCOM _ _ S 101 102 103 104 in output mode S d Analoginputs o Communication interface USB virtual COM RS232 Environmental Conditions Ambient Temperature 25 40 C Humidity 90 RH or less upon condition 25 C Condensation and freezing none Pressure 650 800 mm of mercury lIn direct control controller checks the value of acceleration The motor is stopped if while starting motion SD SS AL lt 0 or AL 0 acceleration and start speed will be ignored and the motor will start operation with the speed SD The motor rotates if SD S 4 AL lt 0 where Secur current speed or AL 0 acceleration will be ignored and the motor will change its speed stepwise and remaining steps will be done with the speed SD Table Programexecuting compl
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