C11G- MULTIFUNTCION CNC BOARD Rev. 8.2 User manual Rev
Contents
1. 10 ns 12 nS Time passed since a low in the ENABLE input is detected and the outputs are disabled Requirements lt requires a 5VDC 1000 milliamps power supply to operate WARNING Check the polarity and voltage of the external power source and connect the 5V and GND Overvoltage or reverse polarity power applied to these terminals can cause damage to the board and or the power source Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User Manual pdf 3 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects 4 Functional Block Diagrams 4 1 Outputs 2 9 simplified functional block diagram PC Pin IEEE 1284 Internal RECOMMENDED Enable Output connector High output current Buffer Fig 1 Simplified functional block diagram for the outputs 2 9 Parallel Port coupling is done following IEEE 1284 standard recommendation The indicator led is driven by a different buffer 4 2 Outputs 1 14 16 and 17 simplified functional block diagram PC Pin IEEE 1284 Internal V RECOMMENDED Enable Output connector High output current Buffer Fig 2 Simplified functional block diagram for the outputs 1 14 16 and 17 Note Internal Enable External Enable Pin AND SCHP OR Bypassed SCHP The Internal Enable is the result of an AND Operation between the External Enable Pin and the SCHP operation mode selected by the user Revision 02. Clockwise MI Chaput T Paley Raios CCW Md Cute T W gl oO Pey Raona 0 Output Sapna a 1 6 Sa ad Puley Rstio na fo Wirinia wigi T Disable Aood Mist relays pem o ia Mt Mr p i Gene Farsmeters Food Ma Qutput a EW Delay Spin UP fi Seconds Laser Mode kegby Fesdmie S Ot Spe OCW Delay Spm UP f1 Seconds I tee Spindle Feadback in Syne Modes Modus Spinde Use Sten Dr as wel CW Delay Sind DOWN f1 Seconds I Closed Loop Spindle Contre Enabled Regf s 64 127 CCW Day Sen DOWN fi Seconds p pgi ft om Max ADC Count T6380 ineediate Relay of belie delay niin Tan i yy Poley Fatos Fig 5 Spindle Setup screenshot 3 Goto Config Motor Tuning Spindle On Steps per unit put 1 000 set velocity to maximum For Acceleration choose the acceleration that you feel comfortable with Start slow increase acceleration as you test your system Under Step Pulse length use a number from 3 to 5 but start with 3 This number is directly proportional to the final voltage you will get in the analog output Use this number and the fine tuning pot to adjust the voltage you want to get at max speed m Balor Tuning Atel LLP Fai SPINDLE MOTOR MOVEMENT PROFILE oe Fig 6 Motor Tuning and Setup screenshot Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User Manual pdf 9 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects After configuring the Mach these s
3. Rev 8 2 User Manual 4 Integration Solutions hor CNC Pro jects 6 4 Using the COM configuration jumper This is for selecting the value to get at the COM terminals found next to step and direction terminals Pin 2 9 Some drivers expect a ground and others expect 5vdc There is a jumper X7 that allows you to select 5VDC or GND for the COM pins Jumper 1 2 COM 5UDC Jumper 2 3 COM GND Sz ore O Aa Wa Ea 4f 1 2 COM 5V 2 3 COM GND 6 5 External Enable Pin The card must be provided with a 5VDC signal to enable operation This feature has been added to externally control the status of the outputs An external switch or a Safety Charge Pump can be added to provide the enabling signal When the enable signal is not present output signals sent high impedance state If this function is not required an jumper can be placed between 5vdc and the EN terminal It has an internal 4 7kOhm pull down resistor wumper 2 3 amp NABLE OUTPUTS_ A warwine This card must have the power supplied while it is connected to the PC If power is removed to the card while it is connected to the PC noise can be introduced to the output lines This can create a dangerous situation as relays or other devices that might be connected to this card could get activated Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 11 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects
4. connections Measure the board s power consumption it should be less than 400mA depending on the features used Blown chips could create an internal short and end up drawing power that can affect how other chips work Try using shielded cables Try to isolate VFDs or AC servos etc Try using 103 0 1mF caps between the I O terminal and a ground of the board SYMPTOM 4 A I O PIN MIGHT NOT BE WORKING Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User _Manual pdf 19 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Projects POSSIBLE CAUSE POSSIBLE SOLUTIONS A chip may have gone bad These These chips are inexpensive and readily buffers could act as fuses for the available You can order them here signals and they can go bad because http www cnc4pc com Store osc index ph of noise spikes or even strong static p cPath 38 43 Carefully moving chips around and checking if the problem moves around could be a way of figuring out if this is the case There could be a problem with the Test this with a different PC or parallel parallel cable or parallel port port SYMPTOM 5 THE ANALOG OUTPUT DOES NOT REACH THE 10VDC POSSIBLE CAUSE POSSIBLE SOLUTIONS Insufficient pulse width It is possible In Mach X go to Config Motor Tuning that the signal pulse width is not Spindle Under Step Pulse length enough to activate the optocouplers increase this value use a nu
5. 1 27 2010 http cnc4pc com TechDocs C11GR8_2 User Manual pdf 4 21 C11G Rev 8 2 User Manual 3 4 Integration Solutions for CNC Projects Note The output will be deactivated if the board is not connected to the PC parallel port 4 3 Input simplified functional block diagram Pull up or Pull_down Selection Jumper GND Lo 6 A sv PC input pin Board Connector Fig 3 Simplified functional block diagram for the inputs Pins 10 11 12 13 and 15 can be set to pull down or pull up by selecting the jumper in the appropriate position The input pins can be set to be pulled up or down with a 4 7Kohm resistor 1 2 PULL UP 2 3 PULL DOWN DOD Gio 5 Special Functions Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User Manual pdf 5 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects 5 1 Safety Charge Pump SCHP Pin 17 This board takes advantage of Mach ability to send a specific frequency through one of the pins of the parallel port when the program is in control of the system CNC machinery can be very dangerous and you could have a risk of the machine doing something different that what you intend the machine to do if the program loses control of your system Mach be can be programmed in a way so when it is in control it delivers a 12 5 KHz signal through one of the pins This card lets you use this signal to work as an On Off switch for your system enabli
6. 7 Wiring diagrams While this board supports only TTL 5VDC signals different kind of sensors switches using different voltages can be connected using the diagrams that follow Note The below wiring diagrams are an example any input can be used for the connections Note The bellow wiring diagrams require setting the inputs to use pull down resistor 7 1 Connecting Switches or push button Connecting N Connecting N Connecting the NO Switches NC Switches E STOP atchine push button N roo I I N 1 l I NC RRE Fig 7 Wiring diagram to connect switches Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 12 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Projects 7 2 Connecting NPN sensors NPN Open collector Sensor Normally open NPN Open collector Sensor Normally closed 12 or 24V DC External Power Supply 5V 5V ayalalayalalayalo 15 USVU13 12 US5VU 11 10 1 C11G Input 42 or 24V DC External Fig 9 Wiring diagram to connect in parallel NPN open collector proximity sensors Connecting NPN open collector proximity sensor with the C11G R1 Value 12V R1 Value 24V Aprox 10KQ Aprox 25KQ Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 13 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects NPN Senso
7. C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects C11G MULTIFUNTCION CNC BOARD Rev 8 2 User manual Rev 2 1 Overview This card has been designed to provide a flexible interface and functions to your computer projects by using the parallel port control software This board comes as a response to many customers that have been asking for a faster way to connect devices and reduce the possibility of wiring errors 2 Features e IEEE 1284 Standard compatible Includes the circuitry recommended Neludes jumpers to select the best by the IEEE 1284 Level 1 standards put configuration for your for bidirectional parallel PPlication communications between personal computers and peripherals e Buffered inputs and outputs e PULL UP or PULL DOWN ee are sh ie iain the si selection for inputs ot high speed and high curren Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User Manual pdf 1 21 Revision 01 27 2010 C11G Rev 8 2 User Manual buffers allowing the card to output the signals without using the power from the parallel port It can take the 3 3 or 5vdc signal from the parallel port and deliver solid 5vdc at 24 milliamps Microcontroller based SCHP This board comes with a microcontroller that allows the implementation of a complex algorithm for sampling and analyzing the SCHP signal Built in Variable Speed Control lt has an optoisolated analog 0 10VDC output that w
8. Test this in a different PC Follow Art s suggestions for optimizing up WinXP http XP_Optimization txt www machsupport com downloads SYMPTOM 2 THE OUTPUTS DO NOT GET ENABLED NO SIGNALS ARE COMING OUT Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 18 21 i ris C11G Rev 8 2 User Manual ntecy ation Solutions fo 4 r CNC Projects POSSIBLE CAUSE POSSIBLE SOLUTIONS The EN terminal Enable Outputs is not enabled The board requires to be externally enabled The Safety Charge Pump is not configured The Safety Charge Pump can either be configured in the control software or disabled by moving the jumper to the disable position Make sure you are providing 5vdc to the EN terminal This 5vdc can be taken from the terminal next to It Start by disabling the SCHP Enable it and configure it once your system is setup The parallel cable is not well Check if the parallel port is well connected to the PC parallel port connected to the PC SYMPTOM 3 THERE IS NOISE IN THE SYSTEM OR THE MOTORS DO NOT MOVE SMOOTHLY POSSIBLE CAUSE POSSIBLE SOLUTIONS The board could be underpowered Make sure you are using a 5vdc 400mA power supply There could be a short that could be draining the power to the board There could be an external noise source that could be introducing noise into the system Check that there are no hot spots in the board or its
9. enable servos VFDs contactors etc 6 2 Variable Speed Control pin 14 This function lets you control your spindle with step and direction signals as if it was an axis motor It converts the step signal into an analog 0 10VDC A Variable Frequency Drive or Inverter works by modifying the frequency for AC motors Most of these devices with an external analog signal 0 10VDC That is if there is 5VDC coming into through the control signal the motor will run at 50 of full speed if there was 10VDC the motor will run at 100 of full speed If there is no signal coming out then the motor will stop This function can also be used on many DC motor controllers by replacing the potentiometer that controls the speed Requirements It requires a 12VDC 20mA power supply to operate A WARNING To keep the output signals optoisolated these must not have common ground or connections to current with other circuits you are using Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 7 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects You will require a voltmeter to fine tune your system Wiring Before connecting anything please be sure to read your VFD s manual and make sure you understand all the safety issues Please check the wiring guide and wiring samples here http cnc4pc com Tech Docs C6R5 WG pdf and http cnc4pc com Tech Docs C6R5 WS pdf Configuring the Control So
10. ftware lt is strongly recommend you read your control software s manual You need to configure your control software to control the spindle as if it was an angular axis This card requires a 25 KHz input signal in the pin 14 to deliver 10VDC So you have to set the speed of the motor spindle at maximum For acceleration values adjust them to where you feel comfortable Keep in mind the acceleration of the motor must also be set in your VFD For configuring Mach follow these steps 1 Go to Config Ports amp Pins Motor Outputs Enable the spindle and select the port and pins you wired for step and direction Engine Configuration Ports amp Pins Port Setup and Ads Selection Motor Outputs input Signals Output Signals Encoder MPG s Spindle Setup ME Options Step Pine Car Pns Ce LowActve Step Low Ac Step Port Dr Port 2 F Fig 4 Ports amp Pins configuration screenshot 2 Go to Config Ports amp Pins Spindle Setup In the motor control box check Use Spindle Motor Output and Step Dir Motor Under Pulley Ratios set the pulley ratios of the machine Revision 01 27 2010 httpo cnc4pc com TechDocs C11GR8_2 User Manual pdf 8 21 C11G Rev 8 2 User Manual Th a Integration Solutions for CNC Projects bigne Loniigurathn Ports amp Pins Port Setup and Ads Selection Motor Outputs input Skgnals Output Signals Encoden MPG s Spinde Setup Mil Options Falay Conin M Dsabis Sonde Relays
11. hDocs C11GR8_2 User _Manual pdf 15 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects 7 3 Connecting PNP sensors PNP Open collector Sensor Normally open PNP Open collector Sensor Normally closed 12 or 24V DC External Power Supply R External resistor required age 2 1 R External resistor required Beg Board Ground Fig 11 Wiring diagram to connect PNP proximity sensors Connecting PNP proximity sensor with the C11G R Value 12V R Value 24V Aprox 10KQ Aprox 25KQ Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 16 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Pro jects 7 4 Other connection Other connections can be implemented by setting the inputs to pull up resistor egege 12 U 5V 10 INPUT ia V Ground Fig 12 Wiring diagram to do an Auto Tool Zero http cnc4pc com Tech Docs E STOP N EN Wiring pdf http cnc4pc com Tech Docs E STOP N SCHP pdf 8 Troubleshooting Revision 01 27 2010 httpo cnc4pc com TechDocs C11GR8_2 User _Manual pdf 17 21 C11G Rev 8 2 User Manual 4 Integration Solutions SYMPTOM 1 THE BOARD DOES NOT RELAY THE SIGNAL POSSIBLE CAUSE POSSIBLE SOLUTIONS for CA Pro Pin conflict or mach3 configuration lt is possible that the port address used for the pin is not right or that there is a pin conflict with the That is t
12. hat you are using that same pin twice it could be assigned to a different function The board does not like the waveform it is getting some breakout boards could invert the signals or modify the pulse width Changing the active low status of the pin used also inverts the waveform The signal or frequencies are not getting to the board It could be the cable or that you are passing the signal through the same breakout board that you are enabling disabling so the outputs could be disabled so they will not get to the breakout board Problems with Mach3 Pulse Generation Mach3 could have installation problems you did not restart immediately after installation or there could be something creating a conflict Some dongle devices might cause this other software like QuickTime or drivers for touch screen Go to the device manager in windows and check the memory address used for the parallel port you are using Usually it will be 378 for LPT1 Check also that the port does not have a conflict Then in machs go to Ports amp Pins Port Setup and Axis Selection Check the memory address is correct Check that the pin you are using is not been used anywhere else in your setup Got to motor output and output signals and check all the entries Play with the active low status of the pin used for the frequency Try a different cable Test the pins in the cable before they reach the breakout board with a multimeter
13. ill convert a step signal into an analog signal that can be used to command a commercial VFD This analog can be adjusted using on board potentiometer so this board can be adjusted to other voltages Two Solid State Relay with NO and NC positions Mechanical relays are very flexible because they can be used for AC or DC and come with NO and NC Normally Open and Normally Closed positions Status LEDs on all inputs and output connections No more guessing You can SEE all your signals Save valuable time and brainpower for CNCing To avoid remaining current to the main load driver or other device all the indicator LEDs are driven by independent buffers of the ones that drive de output Integration Solutions fo Output pins 1 2 3 4 5 6 7 8 9 14 16 17 Input pins 10 11 12 13 15 Input and output pins with close by ground or 5vdc connections The common terminal to pins 2 9 can be ground or 5vdc Forget about grounding problems Easily connect your pin by using your close by ground connection No need to be an electronics expert to ground all your stuff The board has a jumper that allows you to select if the common terminal to pins 2 9 will carry a ground or 5vdc So if you are connecting encoders or proximity switches you can select it to ground lf you are connecting Geckodrives or limit switches you can set It to be 5VDC External Enable Pin EN The board has a pin that allows you to e
14. mber from 3 to 5 but start with 3 The signal is set active low or the In Mach X go to Config Ports amp Pins breakout board could be inverting Motor Outputs Change the active low the signals Status of the pin used for step Revision 01 27 2010 http cnc4pc com TechDocs C11GR8_2 User _Manual pdf 20 21 C11G Rev 8 2 User Manual l A y Integration Solutions for CNC Pro jects 9 Dimensions i b uE ja ie hi 34 ai ale E 113 con Bp ad a e Tt 5 PEW a2 Jittp 44 cnc4pc com All dimensions are in Millimeters Disclaimer Use caution CNC machines could be dangerous machines DUNCAN USA LLC or Arturo Duncan are not liable for any accidents resulting from the improper use of these devices The C11G is not fail safe device and it should not be used in life support systems or in other devices where its failure or possible erratic operation could cause property damage bodily injury or loss of life Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User _Manual pdf 21 21
15. nable disable all the outputs at once The board requires 5vdc in the EN pin If it is not present it will send all the outputs to ground You can use this to enable or disable the system manually or you can install an external Safety Charge Pump or other external safety monitoring device Works directly with popular CNC hardware and software Such as Geckodrive DeskCNC or Rutex and parallel port control software such as mach2 Linux EMC TurboCNC CNCPlayer CNCZeus and others Not all tested http cenc4pc com TechDocs C11GR8_2 User Manual pdf 2 21 4 r CNC Projects C11G Rev 8 2 User Manual 4 e All TTL 5VDC signals Interface directly with parallel port interface products and other CNC4PC cards 5VDC TTL cards are very common among automation devices Screw On connections for all terminals You only have to screw Integy ation Solutions for CNC Projects e All pins can be used in a concurrent manner You can use all the input or output pins in a concurrent manner For example if you are using output pin 1 to control the Built in Electromechanical Relay you can also access that signal from the Output pin on the board or from the on the wires to make all your connections DB25 connector for output Each connection will not affect the other current from the other connection 3 Specifications 2 to SV DC Typical signal delay 5V power supply voltage 0 5V 24mA 0 44 V 4 MHz
16. ng a powerful safety system for your equipment If you ever had windows crash on you then this card is for you The port can also do weird things while the system is coming up or down For Configuring the Charge Pump in Mach X Use the dialog Config Ports and pins Outout Signals Enable the Charge Pump output and configures it as is shown in the Fig 8 Next press the apply button Engine Configuration Ports amp Pins Port Setup and Axis Selection Motor Outputs Input Sign E Oupa Sonas DA oderMPG s Spindle Setup Tum Options Fin Number Active Low A 17 ar Charge FUMP Current Hi Low Output 7 Output 8 Output 3 w Pins 2 9 1 14 16 and 17 are output pins No other pin numbers should be used Aceptar Aplicar Fig 3 Charge Pump configuration Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User Manual pdf 6 21 C11G Rev 8 2 User Manual 4 integration toutions for CNC Projects Selecting the SCHP operation mode 2 gi Mipi 49 ho YW CHARGE PUMP l DISABLE a Jumper 1 2 The Safety Charge Pump can be activated or deactivated depending on the jumper position 1 2 SCHP OFF 2 3 SCHP ON NABLE umper 272 Note When the Safety Charge Pump is activated the EN terminal is active and a valid SCHP signal is present pin 17 will go high This high signal can be used to enable other external devices such as enabling other Breakout Boards or relays that would
17. r Normally open NPN Sensor Normally closed 12 or 24V DC External Power Supply External resistor External resistor required required 5V U15 USVU13 plank 5VU 11 L5vli 10 Fig 10 Wiring diagram to connect NPN proximity sensors with internal pull up resistor some NPN proximity sensor has a pull up resistor R1 internally It is necessary to know its value in order to connect safely the sensor with the BOB Follow this recommendation Connecting NPN open collector proximity sensor with the C11G R1 R2 Value 12V R1 R2 Value 24V Aprox 10KQ Aprox 25KQ Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User_Manual pdf 14 21 C11G Rev 8 2 User Manual 4 Integration Solutions for CNC Projects Calculating the R1 value Note Rx is the unknown resistor value NPN Senscr Q 12 or 24V DC External Fa v R Power Supply Rx Vex R V 1 Where Vex is the external power supply voltage V is the voltage across the R resistor An external resistor and a voltmeter are required to calculate the internal resistor Rx value Note The user should know the R value to do this operation A 4 7KOhm 1 2W is recommended SAMPLE if you are using a 12V power supply Vex and using a 4 7KOhm as external resistor R then the voltage across R should be 6V using the equation 1 the Rx value is 4 7KOhm Revision 01 27 2010 http cnc4pc com Tec
18. teps should be followed Step 1 Ensure that all external power sources are set to OFF Step 2 Connect the power supply to the Power Inputs Connectors X1 Step 3 Turn on the external supplies Step 4 Connect a voltmeter in the analog outputs connectors X2 and make and fine tune this output a oe Analog Output Make sure that when you reach the max Tunning speed in the control software you get 10VDC roe out X2 This voltage can vary depending on many things including the electrical Analog Output properties of parallel port or breakout board Connectors you are using the length of the step pulse X2 your software is delivering and the normal hi Power or low status of your step pin Play with the coma pot hi low status of the pin and pulse length ails to fine tune the output voltage i 6 3 Electromechanical relays pins 1 and 16 Mechanical relays are very flexible because they can be used for AC or DC and come with NO and NC Normally Open and Normally Closed positions Relay are independents one reacts to Pin 1 and the other one to Pin16 and that both can be used at the same time The relay specification are showed in the below table ELECTROMECHANICAL RELAYS SPECIFICACTIONS Maximun Current AC 7A 240VAC 10A 125VAC Maximun Current DC 15A 524VDC 10A 28VDC Table 2 Electromechanical Relays Specifications Revision 01 27 2010 http cenc4pc com TechDocs C11GR8_2 User_Manual pdf 10 21 C11G
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