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Silicon Laboratories SENSORLESS-BLDC-MOTOR-RD, User Manual

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Silicon Laboratories SENSORLESS-BLDC-MOTOR-RD User Manual Download Page 4

S E N S O R L E S S - B L D C - M O TO R - R D

4

Rev. 0.3

9. If the “Launch the CP210x VCP Driver Installer” option was not selected in step 7, the installer can be found in 

the location specified in step 6, by default 

C:\SiLabs\MCU\CP210x\Windows_2K_XP_S2K3_Vista

. At this 

location, run CP210xVCPInstaller.exe.

10.To complete the installation process, connect the included USB cable between the host computer and the USB 

connector on the SBLDC Motor. Windows will automatically finish the driver installation. Information windows 
will pop up from the taskbar to show the installation progress.

11. If needed, the driver files can be uninstalled by selecting the “Silicon Laboratories CP210x USB to UART Bridge 

(Driver Removal)” option in the “Add or Remove Programs” window.

Summary of Contents for SENSORLESS-BLDC-MOTOR-RD

Page 1: ...ools Documentation CD 2 Kit Overview This reference design demonstrates sensorless control of a BLDC motor system using the C8051F310 The reference design provides for both stand alone demonstration operation and a simple user interface over USB The reference design may also be used as a platform for Sensorless BLDC motor code development This User s Guide provides a step by step guide for getting...

Page 2: ...less BLDC Motor Reference Design Board Rotate the SPEED knob fully clockwise Press the START button on the Sensorless BLDC Motor Reference Design Board The motor will start running Notice that the motor will first align and then smoothly speed up to the minimum closed loop running speed Rotate the knob counter clockwise to adjust the speed of the motor Press the STOP button and the motor will stop...

Page 3: ...erence Design Kit and Install CP210x Drivers needs to be selected to run the demo 5 Follow the installation prompts to install the demo application By default the software will be installed in the C SiLabs MCU SBLDC_Motor_RD directory 6 Next the CP210x Driver unpacker utility will run Follow the steps to copy the driver files to the desired location The default directory is C SiLabs MCU CP210x 7 T...

Page 4: ...CPInstaller exe 10 To complete the installation process connect the included USB cable between the host computer and the USB connector on the SBLDC Motor Windows will automatically finish the driver installation Information windows will pop up from the taskbar to show the installation progress 11 If needed the driver files can be uninstalled by selecting the Silicon Laboratories CP210x USB to UART...

Page 5: ...ess BLDC motor Figure 4 Sensorless BLDC Motor Reference Design Terminal Setup Before opening HyperTerminal you need to determine which COM port is being used for the Sensorless BLDC Motor drive Right click on My Computer and select Properties see Figure 5 on page 6 This will bring up the System Properties window Select the Hardware tab and then click on the Device Manager button This will bring up...

Page 6: ...Programs Accessories Communications HyperTerminal Enter any name into the Connection Description dialog box as shown in Figure 6 In the Connect To dialog box choose the COM port corresponding to the Serial connection as determined from the Device Manager In the COM7 Properties dialog box select 115200 baud and no flow control Use the default settings of 8 data bits no parity and one stop bit Figur...

Page 7: ...LDC Motor Reference Design Board is powered The Sensorless BLDC Motor Reference Design command line provides some basic terminal commands to display motor state status parameters and change PI constants Push the START button to start the motor The motor status will be displayed on the hyperterminal window Once the motor is running typing an s character immediately displays the motor status Refer t...

Page 8: ...1 BLDC Motor Wiring Diagram on page 2 for the BLDC motor connections Connect the USB Debug Adapter ribbon cable to the 10 pin Debug connector on the Sensorless BLDC Motor Reference Design Board Connect the USB Debug Adapter to your PC using the supplied USB cable as shown in Figure 8 Finally connect the ac dc power adapter to the Sensorless BLDC Motor Reference Design Board Figure 8 Development Se...

Page 9: ...bug Adapter is selected and the Debug Interface is using the C2 connection 8 Select Connect from the Debug menu or click on the Connect button in the tool bar The Status Bar should display Target C8051F310 to indicate the IDE is connected to the MCU on the Sensorless BLDC Motor Reference Design Board Refer to Application Note AN208 for additional information on the Sensorless BLDC Motor code The s...

Page 10: ...is document and the ones listed above are included on the Reference Design Kit Tools Documentation CD Click on Browse Documents to locate them or explore the CD and locate the User s Guides and Application Notes in the Documents folder The latest versions of the documentation and software can also be downloaded from the Silicon Laboratories website www silabs com ...

Page 11: ...SENSORLESS BLDC MOTOR RD Rev 0 3 11 DOCUMENT CHANGE LIST Updated sections 4 and 5 to include latest VCP driver installation instructions ...

Page 12: ...or health which if it fails can be reasonably expected to result in significant personal injury or death Silicon Laboratories products are generally not intended for military applications Silicon Laboratories products shall under no circumstances be used in weapons of mass destruction including but not limited to nuclear biological or chemical weapons or missiles capable of delivering such weapons...

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